[pgpool-hackers: 526] Re: penultimate patch for exception and memory manager ( EXCEPTION_MGR branch)

Muhammad Usama m.usama at gmail.com
Tue May 20 22:44:52 JST 2014


On Tue, May 20, 2014 at 3:17 PM, Tatsuo Ishii <ishii at postgresql.org> wrote:

> > Hi Tatsuo
> >
> > Thanks for merging. I was testing the master branch and found few
> problems
> > in the code, some of which could be hazardous, and few debug printf()s in
> > the code. These issues are inherited by the Exception manager branch and
> > not caused by merging.
> > Please find the attached patch for the fix.
>
> Why do we need MemoryContextSwitchTo() in pool_start_query()?
>

I am switching the memory context in pool_start_query() so that
original_query string should get created in query context.
...
query_context->original_query = pstrdup(query);
...

--Usama

>
> > --Usama
> >
> >
> >
> > On Wed, May 7, 2014 at 4:37 PM, Tatsuo Ishii <ishii at postgresql.org>
> wrote:
> >
> >> Hi Usama,
> >>
> >> I have merged EXCEPTION_MGR into master branch. Could you please check
> >> main branch?
> >>
> >> Best regards,
> >> --
> >> Tatsuo Ishii
> >> SRA OSS, Inc. Japan
> >> English: http://www.sraoss.co.jp/index_en.php
> >> Japanese: http://www.sraoss.co.jp
> >>
> >> > Hi
> >> >
> >> > I have pushed the EXCEPTION_MGR branch after executing git rebase
> master
> >> >
> >> > thanks
> >> > --usama
> >> >
> >> > On Sun, Apr 27, 2014 at 8:35 AM, Tatsuo Ishii <ishii at postgresql.org>
> >> wrote:
> >> >
> >> >> Hi Usama,
> >> >>
> >> >> I tested the EXCEPTION_MGR head and it successfully passed the
> >> >> regression test.  Could you please execute "git rebase master"
> against
> >> >> EXCEPTION_MGR branch and fix conflicts? After that I will merge
> >> >> EXCEPTION_MGR to the master branch.
> >> >
> >> > --
> >> >> Tatsuo Ishii
> >> >> SRA OSS, Inc. Japan
> >> >> English: http://www.sraoss.co.jp/index_en.php
> >> >> Japanese: http://www.sraoss.co.jp
> >> >>
> >> >> > Hi
> >> >> >
> >> >> > I have fixed the compiler warnings and pushed the changes in
> exception
> >> >> > manager branch.
> >> >> > The changes I have made are also attached as patch
> >> >> >
> >> >> > --Usama
> >> >> >
> >> >> >
> >> >> >
> >> >> > On Sat, Apr 19, 2014 at 7:21 PM, Ahsan Hadi <
> >> ahsan.hadi at enterprisedb.com
> >> >> >wrote:
> >> >> >
> >> >> >>
> >> >> >>
> >> >> >>
> >> >> >> On Sat, Apr 19, 2014 at 1:39 PM, Tatsuo Ishii <
> ishii at postgresql.org
> >> >> >wrote:
> >> >> >>
> >> >> >>> > On Sat, Apr 19, 2014 at 7:26 AM, Tatsuo Ishii <
> >> ishii at postgresql.org>
> >> >> >>> wrote:
> >> >> >>> >
> >> >> >>> >> Hi Usama,
> >> >> >>> >>
> >> >> >>> >> I have done the test today and all tests passed. Great!
> >> >> >>> >>
> >> >> >>> >
> >> >> >>> > great news...
> >> >> >>> >
> >> >> >>> > what the remaining to do's before we commit this to the master
> >> >> branch?
> >> >> >>>
> >> >> >>> I think Usama is working on fixing compiler warnings.
> >> >> >>>
> >> >> >>>
> >> >> >> Yeah Usama is planning to send a patch for compiler warnings on
> >> Monday.
> >> >> >>
> >> >> >>
> >> >> >>>  Best regards,
> >> >> >>> --
> >> >> >>> Tatsuo Ishii
> >> >> >>> SRA OSS, Inc. Japan
> >> >> >>> English: http://www.sraoss.co.jp/index_en.php
> >> >> >>> Japanese: http://www.sraoss.co.jp
> >> >> >>>
> >> >> >>> >> > Thanks for the fix. I'm going to test it this weekend.
> >> >> >>> >> >
> >> >> >>> >> > Best regards,
> >> >> >>> >> > --
> >> >> >>> >> > Tatsuo Ishii
> >> >> >>> >> > SRA OSS, Inc. Japan
> >> >> >>> >> > English: http://www.sraoss.co.jp/index_en.php
> >> >> >>> >> > Japanese: http://www.sraoss.co.jp
> >> >> >>> >> >
> >> >> >>> >> >> Hi Tatsuo
> >> >> >>> >> >>
> >> >> >>> >> >> I was able to reproduce and fix the regression issue which
> was
> >> >> >>> halting
> >> >> >>> >> the
> >> >> >>> >> >> 055.backend_all_backend case. The issue was with the faulty
> >> >> logic in
> >> >> >>> >> >> find_primary_node function in which I had made a mistake to
> >> put
> >> >> the
> >> >> >>> try
> >> >> >>> >> >> catch block inside the loop. I have checked-in the fix in
> >> >> >>> EXCEPTION_MGR
> >> >> >>> >> >> branch and the patch for that is also attached with the
> mail.
> >> >> >>> >> >> The patch also makes some adjustments when we report an
> error
> >> >> from
> >> >> >>> >> wait()
> >> >> >>> >> >> system call. as "EINTR" (Interrupted system call) is not an
> >> >> actual
> >> >> >>> >> error.
> >> >> >>> >> >> So with the current patch wait() loop is not terminated
> when
> >> >> wait()
> >> >> >>> call
> >> >> >>> >> >> failed with EINTR errno.
> >> >> >>> >> >>
> >> >> >>> >> >> I will be removing the compiler warnings as a separate
> patch.
> >> >> >>> >> >>
> >> >> >>> >> >> Thanks
> >> >> >>> >> >> --usama
> >> >> >>> >> >>
> >> >> >>> >> >>
> >> >> >>> >> >> On Mon, Apr 7, 2014 at 4:54 PM, Muhammad Usama <
> >> >> m.usama at gmail.com>
> >> >> >>> >> wrote:
> >> >> >>> >> >>
> >> >> >>> >> >>> Hi Tatsuo
> >> >> >>> >> >>>
> >> >> >>> >> >>> Thanks for testing the Exception manager branch. I have
> >> pushed
> >> >> the
> >> >> >>> >> merge
> >> >> >>> >> >>> and now the branch is up-to date with the master branch.
> I am
> >> >> >>> looking
> >> >> >>> >> into
> >> >> >>> >> >>> the issue you are getting with the regression and compiler
> >> >> >>> warnings and
> >> >> >>> >> >>> will update you on this.
> >> >> >>> >> >>>
> >> >> >>> >> >>> Regarding your comment. "Looking at your commit, it seems
> >> there
> >> >> are
> >> >> >>> >> some
> >> >> >>> >> >>> unresolved conflicts."
> >> >> >>> >> >>> All the conflicts were resolved in the brach when the
> merge
> >> was
> >> >> >>> pushed.
> >> >> >>> >> >>> The git log message is only informing about the conflicts
> >> >> >>> >> >>> which occurred during the merge, but I had resolved all
> the
> >> >> >>> conflicts
> >> >> >>> >> >>> before committing the merge.
> >> >> >>> >> >>>
> >> >> >>> >> >>> Thanks
> >> >> >>> >> >>> Usama
> >> >> >>> >> >>>
> >> >> >>> >> >>>
> >> >> >>> >> >>> On Sun, Apr 6, 2014 at 4:43 AM, Tatsuo Ishii <
> >> >> ishii at postgresql.org
> >> >> >>> >
> >> >> >>> >> wrote:
> >> >> >>> >> >>>
> >> >> >>> >> >>>> Usama,
> >> >> >>> >> >>>>
> >> >> >>> >> >>>> Finally I had a chance to EXCEPTION_MGR branch on Cent OS
> >> >> 6.5.1.
> >> >> >>> >> >>>> (51101226e1ba8b4feaca4ac4a01fcd4528f4c8a).
> >> >> >>> >> >>>>
> >> >> >>> >> >>>> 1) there are number of compiler warnings.
> >> >> >>> >> >>>>
> >> >> >>> >> >>>> 2) regression test 055.backend_all_backend does not pass
> >> >> (hungs)
> >> >> >>> >> >>>>
> >> >> >>> >> >>>> Here is the pgpool log when it hungs:
> >> >> >>> >> >>>>
> >> >> >>> >> >>>> 2014-04-06 08:19:20: pid 16130: LOG:  failover: set new
> >> primary
> >> >> >>> node:
> >> >> >>> >> -1
> >> >> >>> >> >>>> 2014-04-06 08:19:20 LOG:   pid: 16212 worker process
> >> received
> >> >> >>> restart
> >> >> >>> >> >>>> request
> >> >> >>> >> >>>> 2014-04-06 08:19:20: pid 16130: LOG:  failover done.
> >> shutdown
> >> >> host
> >> >> >>> >> >>>> /tmp(11001)
> >> >> >>> >> >>>> 2014-04-06 08:19:21 LOG:   pid: 16211 pcp child process
> >> >> received
> >> >> >>> >> restart
> >> >> >>> >> >>>> request
> >> >> >>> >> >>>> 2014-04-06 08:19:21: pid 16130: LOG:  PCP child 16211
> exits
> >> >> with
> >> >> >>> >> status
> >> >> >>> >> >>>> 256 in failover()
> >> >> >>> >> >>>> 2014-04-06 08:19:21: pid 16130: LOG:  fork a new PCP
> child
> >> pid
> >> >> >>> 16277
> >> >> >>> >> in
> >> >> >>> >> >>>> failover()
> >> >> >>> >> >>>> 2014-04-06 08:19:21: pid 16130: LOG:  worker child 16212
> >> exits
> >> >> >>> with
> >> >> >>> >> >>>> status 256
> >> >> >>> >> >>>> 2014-04-06 08:19:21: pid 16130: LOG:  fork a new worker
> >> child
> >> >> pid
> >> >> >>> >> 16278
> >> >> >>> >> >>>> 2014-04-06 08:19:21: pid 16130: LOG:  health checking
> retry
> >> >> count
> >> >> >>> 3
> >> >> >>> >> >>>> 2014-04-06 08:19:21: pid 16130: LOG:  received fast
> shutdown
> >> >> >>> request
> >> >> >>> >> >>>> 2014-04-06 08:19:21: pid 16278: WARNING:  child_exit:
> called
> >> >> from
> >> >> >>> >> invalid
> >> >> >>> >> >>>> process. ignored.
> >> >> >>> >> >>>> 2014-04-06 08:19:21: pid 16277: WARNING:  child_exit:
> called
> >> >> from
> >> >> >>> >> invalid
> >> >> >>> >> >>>> process. ignored.
> >> >> >>> >> >>>> 2014-04-06 08:19:26: pid 16130: LOG:  received fast
> shutdown
> >> >> >>> request
> >> >> >>> >> >>>> 2014-04-06 08:19:41 ERROR: pid: 16130 wait() failed.
> >> >> >>> >> reason:Interrupted
> >> >> >>> >> >>>> system call
> >> >> >>> >> >>>>
> >> >> >>> >> >>>> pid 16130 is pgpool main process and it loops forever:
> >> >> >>> >> >>>>
> >> >> >>> >> >>>> 20  0x000000370a20f1d4 in wait () from
> >> /lib64/libpthread.so.0
> >> >> >>> >> >>>> #1  0x0000000000406987 in terminate_all_childrens
> >> (code=<value
> >> >> >>> >> optimized
> >> >> >>> >> >>>> out>,
> >> >> >>> >> >>>>     arg=<value optimized out>) at main/pgpool_main.c:787
> >> >> >>> >> >>>> #2  system_will_go_down (code=<value optimized out>,
> >> arg=<value
> >> >> >>> >> optimized
> >> >> >>> >> >>>> out>)
> >> >> >>> >> >>>>     at main/pgpool_main.c:2512
> >> >> >>> >> >>>> #3  0x000000000045d4ea in proc_exit_prepare (code=-1)
> >> >> >>> >> >>>>     at utils/error/elog.c:2301
> >> >> >>> >> >>>> #4  0x0000003709e35e22 in exit () from /lib64/libc.so.6
> >> >> >>> >> >>>> #5  0x00000000004066fa in system_exit (sig=2) at
> >> >> >>> >> main/pgpool_main.c:803
> >> >> >>> >> >>>> #6  exit_handler (sig=2) at main/pgpool_main.c:1004
> >> >> >>> >> >>>> #7  <signal handler called>
> >> >> >>> >> >>>> #8  0x000000370a20f1d2 in wait () from
> >> /lib64/libpthread.so.0
> >> >> >>> >> >>>> #9  0x00000000004066c4 in exit_handler (sig=2) at
> >> >> >>> >> main/pgpool_main.c:998
> >> >> >>> >> >>>> #10 <signal handler called>
> >> >> >>> >> >>>> #11 0x0000003709e32be0 in sigprocmask () from
> >> /lib64/libc.so.6
> >> >> >>> >> >>>> #12 0x0000000000408933 in PgpoolMain
> (discard_status=<value
> >> >> >>> optimized
> >> >> >>> >> >>>> out>,
> >> >> >>> >> >>>>     clear_memcache_oidmaps=<value optimized out>) at
> >> >> >>> >> >>>> main/pgpool_main.c:408
> >> >> >>> >> >>>> #13 0x0000000000404660 in main (argc=<value optimized
> out>,
> >> >> >>> >> >>>>     argv=<value optimized out>) at main/main.c:319
> >> >> >>> >> >>>>
> >> >> >>> >> >>>> pgpool_main.c:787 is here:
> >> >> >>> >> >>>> ----------------------------------------------------
> >> >> >>> >> >>>>     /* wait for all children to exit */
> >> >> >>> >> >>>>
> >> >> >>> >> >>>>     while (wait(NULL) > 0); <--- 787
> >> >> >>> >> >>>>     if (errno != ECHILD)
> >> >> >>> >> >>>>         ereport(LOG,
> >> >> >>> >> >>>>                 (errmsg("wait() failed. reason:%s",
> >> >> >>> >> strerror(errno))));
> >> >> >>> >> >>>> --------------------------------------------------------
> >> >> >>> >> >>>>
> >> >> >>> >> >>>> It seems pgpool is waitng for children which are not
> >> exiting.
> >> >> >>> >> >>>>
> >> >> >>> >> >>>> Here are pgpool related processes which remain at the
> point:
> >> >> >>> >> >>>>
> >> >> >>> >> >>>> 16130 pts/1    S+     0:00
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> /home/vagrant/src/pgpool2-5511012/src/test/regression/temp/installed/bin/pgpool
> >> >> >>> >> >>>> -D -n -f
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> /home/vagrant/src/pgpool2-5511012/src/test/regression/tests/055.backend_all_down/testdir/etc/pgpool.conf
> >> >> >>> >> >>>> -F
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> /home/vagrant/src/pgpool2-5511012/src/test/regression/tests/055.backend_all_down/testdir/etc/pcp.conf
> >> >> >>> >> >>>> -a
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> /home/vagrant/src/pgpool2-5511012/src/test/regression/tests/055.backend_all_down/testdir/etc/pool_hba.conf
> >> >> >>> >> >>>> 16172 pts/1    S+     0:00
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> /home/vagrant/src/pgpool2-5511012/src/test/regression/temp/installed/bin/pgpool
> >> >> >>> >> >>>> -D -n -f
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> /home/vagrant/src/pgpool2-5511012/src/test/regression/tests/055.backend_all_down/testdir/etc/pgpool.conf
> >> >> >>> >> >>>> -F
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> /home/vagrant/src/pgpool2-5511012/src/test/regression/tests/055.backend_all_down/testdir/etc/pcp.conf
> >> >> >>> >> >>>> -a
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> /home/vagrant/src/pgpool2-5511012/src/test/regression/tests/055.backend_all_down/testdir/etc/pool_hba.conf
> >> >> >>> >> >>>> 16234 pts/1    S+     0:00 /bin/sh
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> /home/vagrant/src/pgpool2-5511012/src/test/regression/tests/055.backend_all_down/testdir/etc/follow_master.sh
> >> >> >>> >> >>>> 1 /tmp 11001
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> /home/vagrant/src/pgpool2-5511012/src/test/regression/tests/055.backend_all_down/testdir/data1
> >> >> >>> >> >>>> 1 0 /tmp 0
> >> >> >>> >> >>>> 16276 pts/1    S+     0:00
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> /home/vagrant/src/pgpool2-5511012/src/test/regression/temp/installed/bin/pgpool
> >> >> >>> >> >>>> -f
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> /home/vagrant/src/pgpool2-5511012/src/test/regression/tests/055.backend_all_down/testdir/etc/pgpool.conf
> >> >> >>> >> >>>> -m f stop
> >> >> >>> >> >>>> 16281 pts/1    S+     0:00
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> /home/vagrant/src/pgpool2-5511012/src/test/regression/temp/installed/bin/pgpool
> >> >> >>> >> >>>> -f
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> /home/vagrant/src/pgpool2-5511012/src/test/regression/tests/055.backend_all_down/testdir/etc/pgpool.conf
> >> >> >>> >> >>>> -m f stop
> >> >> >>> >> >>>> 16584 pts/2    S+     0:00 grep pgpool
> >> >> >>> >> >>>>
> >> >> >>> >> >>>> I have no idea what's wrong so far...
> >> >> >>> >> >>>>
> >> >> >>> >> >>>> Best regards,
> >> >> >>> >> >>>> --
> >> >> >>> >> >>>> Tatsuo Ishii
> >> >> >>> >> >>>> SRA OSS, Inc. Japan
> >> >> >>> >> >>>> English: http://www.sraoss.co.jp/index_en.php
> >> >> >>> >> >>>> Japanese: http://www.sraoss.co.jp
> >> >> >>> >> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >> >>>> From: Muhammad Usama <m.usama at gmail.com>
> >> >> >>> >> >>>> Subject: Re: penultimate patch for exception and memory
> >> >> manager (
> >> >> >>> >> >>>> EXCEPTION_MGR branch)
> >> >> >>> >> >>>> Date: Tue, 1 Apr 2014 20:25:34 +0500
> >> >> >>> >> >>>> Message-ID: <CAEJvTzVcOR2GLF9+ekP5_iLyi3=
> >> >> >>> >> >>>> 4vCc4Go+oypd1L+sRg7hjJg at mail.gmail.com>
> >> >> >>> >> >>>>
> >> >> >>> >> >>>> > Hi Tatsuo,
> >> >> >>> >> >>>> >
> >> >> >>> >> >>>> > I haven't had any success in reproducing the issue you
> >> >> >>> encountered
> >> >> >>> >> with
> >> >> >>> >> >>>> my
> >> >> >>> >> >>>> > patch, the regression runs cleanly on my end. I have
> >> >> therefore
> >> >> >>> >> committed
> >> >> >>> >> >>>> > the patch in the EXCEPTION_MGR branch so I can continue
> >> with
> >> >> the
> >> >> >>> >> >>>> remaining
> >> >> >>> >> >>>> > work on the memory manger front and will apply the fix
> for
> >> >> the
> >> >> >>> >> problem
> >> >> >>> >> >>>> once
> >> >> >>> >> >>>> > it is fixed as a patch.
> >> >> >>> >> >>>> >
> >> >> >>> >> >>>> > Thanks
> >> >> >>> >> >>>> > Usama
> >> >> >>> >> >>>> >
> >> >> >>> >> >>>> >
> >> >> >>> >> >>>> >
> >> >> >>> >> >>>> > On Thu, Mar 27, 2014 at 8:32 PM, Muhammad Usama <
> >> >> >>> m.usama at gmail.com>
> >> >> >>> >> >>>> wrote:
> >> >> >>> >> >>>> >
> >> >> >>> >> >>>> >> Hi Tatsuo.
> >> >> >>> >> >>>> >>
> >> >> >>> >> >>>> >> I am looking into the problem of double free reported
> by
> >> >> you.
> >> >> >>> but
> >> >> >>> >> I am
> >> >> >>> >> >>>> >> unable to reproduce the scenario at my end. I tried
> the
> >> >> >>> regression
> >> >> >>> >> on
> >> >> >>> >> >>>> Linux
> >> >> >>> >> >>>> >> Ubuntu x86_64 and on OS/X and regression is clean on
> both
> >> >> >>> systems.
> >> >> >>> >> Can
> >> >> >>> >> >>>> you
> >> >> >>> >> >>>> >> please tell me if you can always produce the problem
> or
> >> with
> >> >> >>> some
> >> >> >>> >> >>>> specific
> >> >> >>> >> >>>> >> configure switches.
> >> >> >>> >> >>>> >> And if it is possible for you to send me the stack
> trace
> >> >> with
> >> >> >>> >> symbols
> >> >> >>> >> >>>> for
> >> >> >>> >> >>>> >> the problem that would be really helpful for
> identifying
> >> the
> >> >> >>> exact
> >> >> >>> >> >>>> issue.
> >> >> >>> >> >>>> >>
> >> >> >>> >> >>>> >> thanks
> >> >> >>> >> >>>> >> Muhammad Usama
> >> >> >>> >> >>>> >>
> >> >> >>> >> >>>> >>
> >> >> >>> >> >>>> >> On Wed, Mar 19, 2014 at 6:20 PM, Muhammad Usama <
> >> >> >>> m.usama at gmail.com
> >> >> >>> >> >
> >> >> >>> >> >>>> wrote:
> >> >> >>> >> >>>> >>
> >> >> >>> >> >>>> >>> Hi Tatsuo
> >> >> >>> >> >>>> >>>
> >> >> >>> >> >>>> >>> Sorry for the delay. I was stuck in some other work,
> and
> >> >> now
> >> >> >>> I am
> >> >> >>> >> >>>> >>> resuming the work on this patch. For some reason
> >> regression
> >> >> >>> was
> >> >> >>> >> >>>> working
> >> >> >>> >> >>>> >>> fine on my machine when I sent out the patch but will
> >> send
> >> >> >>> you the
> >> >> >>> >> >>>> updated
> >> >> >>> >> >>>> >>> patch after figuring out the problem.
> >> >> >>> >> >>>> >>>
> >> >> >>> >> >>>> >>>
> >> >> >>> >> >>>> >>> Thanks
> >> >> >>> >> >>>> >>> Usama
> >> >> >>> >> >>>> >>>
> >> >> >>> >> >>>> >>>
> >> >> >>> >> >>>> >>>
> >> >> >>> >> >>>> >>> On Wed, Feb 19, 2014 at 9:23 AM, Tatsuo Ishii <
> >> >> >>> >> ishii at postgresql.org
> >> >> >>> >> >>>> >wrote:
> >> >> >>> >> >>>> >>>
> >> >> >>> >> >>>> >>>> Usama,
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>> Thanks for the explanation.
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>> BTW, I ran a reggression test against EXEC_MANAGER
> >> branch
> >> >> >>> and got
> >> >> >>> >> >>>> >>>> serious problems.
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>> testing 003.failover...*** glibc detected ***
> pgpool:
> >> >> worker
> >> >> >>> >> process:
> >> >> >>> >> >>>> >>>> free(): invalid pointer: 0x00000000007756c8 ***
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>> testing 055.backend_all_down...*** glibc detected
> ***
> >> >> >>> >> >>>> /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool:
> >> >> >>> >> >>>> >>>> double free or corruption (!prev):
> 0x000000000075c050
> >> ***
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>> [ and regression test hangs]
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>> Detailed log attached.
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>> Best regards,
> >> >> >>> >> >>>> >>>> --
> >> >> >>> >> >>>> >>>> Tatsuo Ishii
> >> >> >>> >> >>>> >>>> SRA OSS, Inc. Japan
> >> >> >>> >> >>>> >>>> English: http://www.sraoss.co.jp/index_en.php
> >> >> >>> >> >>>> >>>> Japanese: http://www.sraoss.co.jp
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>> > On Thu, Feb 13, 2014 at 3:49 AM, Tatsuo Ishii <
> >> >> >>> >> >>>> ishii at postgresql.org>
> >> >> >>> >> >>>> >>>> wrote:
> >> >> >>> >> >>>> >>>> >
> >> >> >>> >> >>>> >>>> >> Usama,
> >> >> >>> >> >>>> >>>> >>
> >> >> >>> >> >>>> >>>> >> Thanks for your hard work.
> >> >> >>> >> >>>> >>>> >>
> >> >> >>> >> >>>> >>>> >> One thing I noticed is, you moved src/tools/pcp
> to
> >> >> >>> >> src/utils/pcp.
> >> >> >>> >> >>>> Is
> >> >> >>> >> >>>> >>>> >> there any reason for this?
> >> >> >>> >> >>>> >>>> >>
> >> >> >>> >> >>>> >>>> >
> >> >> >>> >> >>>> >>>> > Since the pgpool binary and pcp tool binaries all
> >> >> requires
> >> >> >>> the
> >> >> >>> >> >>>> >>>> functions
> >> >> >>> >> >>>> >>>> > defined in pcp_stream.c for reading and writing to
> >> pcp
> >> >> >>> >> streams. But
> >> >> >>> >> >>>> >>>> with
> >> >> >>> >> >>>> >>>> > the arrival of memory manager API in pgpool, pcp
> >> stream
> >> >> >>> >> functions
> >> >> >>> >> >>>> >>>> requires
> >> >> >>> >> >>>> >>>> > to distinguish between calls made from pgpool and
> pcp
> >> >> >>> tools.
> >> >> >>> >> As we
> >> >> >>> >> >>>> >>>> need to
> >> >> >>> >> >>>> >>>> > create reading and writing buffers in specific
> >> >> >>> MemoryContexts
> >> >> >>> >> when
> >> >> >>> >> >>>> the
> >> >> >>> >> >>>> >>>> > function is invoked from pgpool, and as pcp tools
> >> does
> >> >> not
> >> >> >>> >> have a
> >> >> >>> >> >>>> >>>> concept
> >> >> >>> >> >>>> >>>> > of MemoryContext so the step of selecting a
> >> >> MemoryContext
> >> >> >>> >> before
> >> >> >>> >> >>>> >>>> allocating
> >> >> >>> >> >>>> >>>> > a memory needed to be skipped when in pcp tools
> >> >> >>> environment.
> >> >> >>> >> >>>> >>>> >
> >> >> >>> >> >>>> >>>> > To achieve the above, the patch makes the libpcp
> >> >> exclusive
> >> >> >>> for
> >> >> >>> >> the
> >> >> >>> >> >>>> tool
> >> >> >>> >> >>>> >>>> > binaries only (compile with POOL_PRIVATE flag) and
> >> now
> >> >> >>> pgpool
> >> >> >>> >> uses
> >> >> >>> >> >>>> the
> >> >> >>> >> >>>> >>>> > pcp_stream.c function directly and no longer has
> the
> >> >> >>> >> dependancy on
> >> >> >>> >> >>>> the
> >> >> >>> >> >>>> >>>> lib.
> >> >> >>> >> >>>> >>>> >
> >> >> >>> >> >>>> >>>> > To make this new arrangement visible in pgpool
> source
> >> >> >>> directory
> >> >> >>> >> >>>> >>>> structure
> >> >> >>> >> >>>> >>>> > the patch rearranges the source code organisation
> and
> >> >> >>> moves the
> >> >> >>> >> >>>> >>>> > pcp_stream.c and pcp_error.c files to
> src/utils/pcp
> >> from
> >> >> >>> >> >>>> src/lib/pcp
> >> >> >>> >> >>>> >>>> > directory, while the pcp.c file still remains at
> its
> >> >> >>> original
> >> >> >>> >> >>>> >>>> directory.
> >> >> >>> >> >>>> >>>> > Also the new arrangement of code seems more
> naturally
> >> >> fit
> >> >> >>> to
> >> >> >>> >> the
> >> >> >>> >> >>>> rest
> >> >> >>> >> >>>> >>>> of
> >> >> >>> >> >>>> >>>> > pgppol-II source structure as other stream related
> >> >> >>> functions
> >> >> >>> >> also
> >> >> >>> >> >>>> >>>> resides
> >> >> >>> >> >>>> >>>> > in src/utils directory.
> >> >> >>> >> >>>> >>>> >
> >> >> >>> >> >>>> >>>> > --
> >> >> >>> >> >>>> >>>> > Thanks
> >> >> >>> >> >>>> >>>> > Muhammad Usama
> >> >> >>> >> >>>> >>>> >
> >> >> >>> >> >>>> >>>> >
> >> >> >>> >> >>>> >>>> > --
> >> >> >>> >> >>>> >>>> >> Tatsuo Ishii
> >> >> >>> >> >>>> >>>> >> SRA OSS, Inc. Japan
> >> >> >>> >> >>>> >>>> >> English: http://www.sraoss.co.jp/index_en.php
> >> >> >>> >> >>>> >>>> >> Japanese: http://www.sraoss.co.jp
> >> >> >>> >> >>>> >>>> >>
> >> >> >>> >> >>>> >>>> >> From: Muhammad Usama <m.usama at gmail.com>
> >> >> >>> >> >>>> >>>> >> Subject: Re: penultimate patch for exception and
> >> memory
> >> >> >>> >> manager (
> >> >> >>> >> >>>> >>>> >> EXCEPTION_MGR branch)
> >> >> >>> >> >>>> >>>> >> Date: Tue, 11 Feb 2014 19:55:48 +0500
> >> >> >>> >> >>>> >>>> >> Message-ID: <
> >> >> >>> >> >>>> >>>> >>
> >> >> >>> >> >>>>
> >> >> >>>
> CAEJvTzWEjDWgtJ3HGCuaSwkGpXzWBETmrM4ShrA5tcNTQFvEuA at mail.gmail.com>
> >> >> >>> >> >>>> >>>> >>
> >> >> >>> >> >>>> >>>> >> > Hi Tatsuo
> >> >> >>> >> >>>> >>>> >> >
> >> >> >>> >> >>>> >>>> >> > I have rebased the EXCEPTION_MGR branch to
> current
> >> >> >>> master,
> >> >> >>> >> >>>> please
> >> >> >>> >> >>>> >>>> find
> >> >> >>> >> >>>> >>>> >> the
> >> >> >>> >> >>>> >>>> >> > updated patch generated after rebasing.
> >> >> >>> >> >>>> >>>> >> >
> >> >> >>> >> >>>> >>>> >> > Thanks
> >> >> >>> >> >>>> >>>> >> > Muhammad Usama
> >> >> >>> >> >>>> >>>> >> >
> >> >> >>> >> >>>> >>>> >> >
> >> >> >>> >> >>>> >>>> >> > On Tue, Feb 11, 2014 at 11:17 AM, Tatsuo Ishii
> <
> >> >> >>> >> >>>> >>>> ishii at postgresql.org>
> >> >> >>> >> >>>> >>>> >> wrote:
> >> >> >>> >> >>>> >>>> >> >
> >> >> >>> >> >>>> >>>> >> >> Usama,
> >> >> >>> >> >>>> >>>> >> >>
> >> >> >>> >> >>>> >>>> >> >> I have checked EXCEPTION_MGR branch and it
> seems
> >> it
> >> >> is
> >> >> >>> far
> >> >> >>> >> >>>> behind
> >> >> >>> >> >>>> >>>> main
> >> >> >>> >> >>>> >>>> >> >> branch. The last patch brought to the
> >> EXCEPTION_MGR
> >> >> was
> >> >> >>> >> dated
> >> >> >>> >> >>>> >>>> >> >> 2013/12/19. Can you please rebase the branch?
> >> >> >>> >> >>>> >>>> >> >>
> >> >> >>> >> >>>> >>>> >> >> Best regards,
> >> >> >>> >> >>>> >>>> >> >> --
> >> >> >>> >> >>>> >>>> >> >> Tatsuo Ishii
> >> >> >>> >> >>>> >>>> >> >> SRA OSS, Inc. Japan
> >> >> >>> >> >>>> >>>> >> >> English: http://www.sraoss.co.jp/index_en.php
> >> >> >>> >> >>>> >>>> >> >> Japanese: http://www.sraoss.co.jp
> >> >> >>> >> >>>> >>>> >> >>
> >> >> >>> >> >>>> >>>> >> >> From: Muhammad Usama <m.usama at gmail.com>
> >> >> >>> >> >>>> >>>> >> >> Subject: penultimate patch for exception and
> >> memory
> >> >> >>> >> manager (
> >> >> >>> >> >>>> >>>> >> >> EXCEPTION_MGR branch)
> >> >> >>> >> >>>> >>>> >> >> Date: Mon, 10 Feb 2014 19:53:41 +0500
> >> >> >>> >> >>>> >>>> >> >> Message-ID:
> >> >> >>> >> <CAEJvTzUZHKKHjz-ZvYaAsviwVVBKSoX-ByNq9rhANO1zPJYR=
> >> >> >>> >> >>>> >>>> >> >> w at mail.gmail.com>
> >> >> >>> >> >>>> >>>> >> >>
> >> >> >>> >> >>>> >>>> >> >> > Please find the penultimate patch for
> >> integration
> >> >> of
> >> >> >>> >> memory
> >> >> >>> >> >>>> and
> >> >> >>> >> >>>> >>>> >> exception
> >> >> >>> >> >>>> >>>> >> >> > manager APIs into pgpool.
> >> >> >>> >> >>>> >>>> >> >> > The patch is generated on the EXCEPTION_MGR
> >> >> >>> development
> >> >> >>> >> >>>> branch
> >> >> >>> >> >>>> >>>> and
> >> >> >>> >> >>>> >>>> >> >> > integrates the said APIs in query processing
> >> >> portion
> >> >> >>> of
> >> >> >>> >> >>>> pgpool-II
> >> >> >>> >> >>>> >>>> >> code.
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > Patch summary for review
> >> >> >>> >> >>>> >>>> >> >> > ======================
> >> >> >>> >> >>>> >>>> >> >> > The patch is very large mainly because of
> >> >> replacing
> >> >> >>> of
> >> >> >>> >> >>>> >>>> pool_error(),
> >> >> >>> >> >>>> >>>> >> >> > pool_debug() and pool_log() function calls
> to
> >> >> >>> >> >>>> ereport(ERROR,..)
> >> >> >>> >> >>>> >>>> >> >> > ereport(DEBUG,..) and ereport(LOG,..) and it
> >> >> would be
> >> >> >>> >> little
> >> >> >>> >> >>>> time
> >> >> >>> >> >>>> >>>> >> >> consuming
> >> >> >>> >> >>>> >>>> >> >> > to review the patch. Although all the above
> >> also
> >> >> >>> needs
> >> >> >>> >> the
> >> >> >>> >> >>>> >>>> thorough
> >> >> >>> >> >>>> >>>> >> >> review,
> >> >> >>> >> >>>> >>>> >> >> > as replacing pool_error() with
> ereport(ERROR)
> >> or
> >> >> >>> >> >>>> ereport(FATAL)
> >> >> >>> >> >>>> >>>> is
> >> >> >>> >> >>>> >>>> >> just
> >> >> >>> >> >>>> >>>> >> >> not
> >> >> >>> >> >>>> >>>> >> >> > a cosmetic but changes the flow of code, but
> >> there
> >> >> >>> are
> >> >> >>> >> few
> >> >> >>> >> >>>> >>>> things,
> >> >> >>> >> >>>> >>>> >> that
> >> >> >>> >> >>>> >>>> >> >> > requires the more attention than others.
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > Lifecycle of objects.
> >> >> >>> >> >>>> >>>> >> >> > ================
> >> >> >>> >> >>>> >>>> >> >> > Since with integration of memory manager,
> it is
> >> >> very
> >> >> >>> >> >>>> important to
> >> >> >>> >> >>>> >>>> >> manage
> >> >> >>> >> >>>> >>>> >> >> > the life cycle of each object and making
> sure
> >> the
> >> >> >>> object
> >> >> >>> >> is
> >> >> >>> >> >>>> >>>> created in
> >> >> >>> >> >>>> >>>> >> >> the
> >> >> >>> >> >>>> >>>> >> >> > proper MemoryContext. Here is the summary of
> >> some
> >> >> >>> >> important
> >> >> >>> >> >>>> >>>> objects
> >> >> >>> >> >>>> >>>> >> and
> >> >> >>> >> >>>> >>>> >> >> > their residences.
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > Some Important Memory Contexts
> >> >> >>> >> >>>> >>>> >> >> > ============================
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > ProcessLoopContext:
> >> >> >>> >> >>>> >>>> >> >> > This context resets at every main loop
> >> iteration
> >> >> of a
> >> >> >>> >> process
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > TopMemoryContext:
> >> >> >>> >> >>>> >>>> >> >> > This context is same as PostgreSQL's
> >> >> >>> TopMemoryContext and
> >> >> >>> >> >>>> lives
> >> >> >>> >> >>>> >>>> for a
> >> >> >>> >> >>>> >>>> >> >> life
> >> >> >>> >> >>>> >>>> >> >> > time of process.
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > ErrorContext:
> >> >> >>> >> >>>> >>>> >> >> > Same as PostgreSQL's ErrorContext and used
> for
> >> >> error
> >> >> >>> >> >>>> processing.
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > QueryContext:
> >> >> >>> >> >>>> >>>> >> >> > Used by pgpool child process and it lives
> for
> >> >> single
> >> >> >>> >> query
> >> >> >>> >> >>>> cycle.
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > Lifecycle of Important Objects
> >> >> >>> >> >>>> >>>> >> >> > ========================
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > SessionContext:
> >> >> >>> >> >>>> >>>> >> >> > The session context consists of a backend
> and
> >> >> >>> frontend
> >> >> >>> >> >>>> >>>> connection and
> >> >> >>> >> >>>> >>>> >> it
> >> >> >>> >> >>>> >>>> >> >> > lives for a single iteration of main child
> >> process
> >> >> >>> loop.
> >> >> >>> >> >>>> >>>> >> >> > So the session context object is created in
> >> >> >>> >> >>>> ProcessLoopContext.
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > ProcessContext:
> >> >> >>> >> >>>> >>>> >> >> > ConnectionPool:
> >> >> >>> >> >>>> >>>> >> >> > BackendConnection:
> >> >> >>> >> >>>> >>>> >> >> > The above objects are required for the life
> of
> >> >> >>> process
> >> >> >>> >> hence
> >> >> >>> >> >>>> are
> >> >> >>> >> >>>> >>>> >> created
> >> >> >>> >> >>>> >>>> >> >> in
> >> >> >>> >> >>>> >>>> >> >> > TopMemoryContext which lives throughout the
> >> >> process
> >> >> >>> life
> >> >> >>> >> >>>> time.
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > Child Frontend connection:
> >> >> >>> >> >>>> >>>> >> >> > Frontend connection object is placed in the
> >> >> >>> >> >>>> ProcessLoopContext
> >> >> >>> >> >>>> >>>> since
> >> >> >>> >> >>>> >>>> >> new
> >> >> >>> >> >>>> >>>> >> >> > frontend connection is created at every main
> >> loop
> >> >> >>> >> iteration
> >> >> >>> >> >>>> of
> >> >> >>> >> >>>> >>>> pgpool
> >> >> >>> >> >>>> >>>> >> >> child
> >> >> >>> >> >>>> >>>> >> >> > process.
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > PCP Frontend connection:
> >> >> >>> >> >>>> >>>> >> >> > This object can live till the pcp process so
> >> the
> >> >> >>> object
> >> >> >>> >> for
> >> >> >>> >> >>>> pcp
> >> >> >>> >> >>>> >>>> >> frontend
> >> >> >>> >> >>>> >>>> >> >> is
> >> >> >>> >> >>>> >>>> >> >> > created in TopMemoryContext.
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > new configuration parameters
> >> >> >>> >> >>>> >>>> >> >> > ========================
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > The patch also adds three new configuration
> >> >> >>> parameters to
> >> >> >>> >> >>>> >>>> control the
> >> >> >>> >> >>>> >>>> >> >> error
> >> >> >>> >> >>>> >>>> >> >> > reporting style and details.
> >> >> >>> >> >>>> >>>> >> >> > Parameters names and their behaviours are
> >> borrowed
> >> >> >>> from
> >> >> >>> >> >>>> >>>> PostgreSQL.
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > int log_error_verbosity;    /* controls how
> >> much
> >> >> >>> detail
> >> >> >>> >> about
> >> >> >>> >> >>>> >>>> error
> >> >> >>> >> >>>> >>>> >> >> should
> >> >> >>> >> >>>> >>>> >> >> > be emitted */
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > int client_min_messages;    /*controls which
> >> >> message
> >> >> >>> >> should
> >> >> >>> >> >>>> be
> >> >> >>> >> >>>> >>>> sent to
> >> >> >>> >> >>>> >>>> >> >> > client */
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > int log_min_messages;       /*controls which
> >> >> message
> >> >> >>> >> should
> >> >> >>> >> >>>> be
> >> >> >>> >> >>>> >>>> >> emitted to
> >> >> >>> >> >>>> >>>> >> >> > server log */
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > Some other notable changes introduced by the
> >> >> patch.
> >> >> >>> >> >>>> >>>> >> >> > ==========================================
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > The patch changes the error reporting
> behaviour
> >> >> and
> >> >> >>> now
> >> >> >>> >> >>>> pgpool-II
> >> >> >>> >> >>>> >>>> >> tries
> >> >> >>> >> >>>> >>>> >> >> to
> >> >> >>> >> >>>> >>>> >> >> > send all the error and log messages to the
> >> >> connected
> >> >> >>> >> frontend
> >> >> >>> >> >>>> >>>> clients
> >> >> >>> >> >>>> >>>> >> >> > (controllable by "client_min_messages"
> >> >> configuration
> >> >> >>> >> >>>> parameter ).
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > The patch added an extra call back
> >> >> "on_system_exit"
> >> >> >>> to
> >> >> >>> >> the
> >> >> >>> >> >>>> elog
> >> >> >>> >> >>>> >>>> API,
> >> >> >>> >> >>>> >>>> >> >> which
> >> >> >>> >> >>>> >>>> >> >> > is not present in the PostgreSQL.
> >> >> >>> >> >>>> >>>> >> >> > The call back is called at system exit by
> elog
> >> API
> >> >> >>> just
> >> >> >>> >> >>>> before
> >> >> >>> >> >>>> >>>> calling
> >> >> >>> >> >>>> >>>> >> >> the
> >> >> >>> >> >>>> >>>> >> >> > "on_shmem_exit" call backs.
> >> >> >>> >> >>>> >>>> >> >> > "on_system_exit" is a single call back and
> can
> >> be
> >> >> >>> used to
> >> >> >>> >> >>>> clean
> >> >> >>> >> >>>> >>>> up
> >> >> >>> >> >>>> >>>> >> things
> >> >> >>> >> >>>> >>>> >> >> > which are dependent on shared memory.
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > "repalloc()" behaviour in PostgreSQL palloc
> >> API is
> >> >> >>> little
> >> >> >>> >> >>>> >>>> different
> >> >> >>> >> >>>> >>>> >> from
> >> >> >>> >> >>>> >>>> >> >> > C-API counterpart "realloc()".
> >> >> >>> >> >>>> >>>> >> >> > ("realloc()" behaves as "malloc()" if ptr
> >> >> argument is
> >> >> >>> >> NULL.
> >> >> >>> >> >>>> While
> >> >> >>> >> >>>> >>>> >> >> > "repalloc()" does not works on NULL
> pointers)
> >> >> >>> >> >>>> >>>> >> >> > So I have changed the behaviour of
> >> "repalloc()" to
> >> >> >>> make
> >> >> >>> >> it
> >> >> >>> >> >>>> more
> >> >> >>> >> >>>> >>>> >> >> consistent
> >> >> >>> >> >>>> >>>> >> >> > with C-API.
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > The patch makes the libpcp exclusive for the
> >> tool
> >> >> >>> >> binaries
> >> >> >>> >> >>>> only
> >> >> >>> >> >>>> >>>> >> (compile
> >> >> >>> >> >>>> >>>> >> >> > with POOL_PRIVATE flag ). pgpool binary no
> >> longer
> >> >> >>> has the
> >> >> >>> >> >>>> >>>> dependancy
> >> >> >>> >> >>>> >>>> >> on
> >> >> >>> >> >>>> >>>> >> >> the
> >> >> >>> >> >>>> >>>> >> >> > lib, and uses the pcp_stream.c function
> >> directly.
> >> >> >>> >> >>>> >>>> >> >> > For this new arrangement the patch also
> >> rearranges
> >> >> >>> the
> >> >> >>> >> source
> >> >> >>> >> >>>> >>>> code
> >> >> >>> >> >>>> >>>> >> >> > organisation and moves the pcp_stream.c and
> >> >> >>> pcp_error.c
> >> >> >>> >> >>>> files to
> >> >> >>> >> >>>> >>>> >> >> > src/utils/pcp directory from src/lib/pcp
> >> >> directory.
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > What is still remaining.
> >> >> >>> >> >>>> >>>> >> >> > ==================
> >> >> >>> >> >>>> >>>> >> >> > 1- Need to decide the MemoryContext for
> >> memcache
> >> >> >>> objects.
> >> >> >>> >> >>>> >>>> >> >> > 2- Watchdog and few rewrite function are
> still
> >> >> >>> without
> >> >> >>> >> the
> >> >> >>> >> >>>> >>>> managers.
> >> >> >>> >> >>>> >>>> >> >> > 3- Replace all remaining occurrences of
> >> >>  pool_error,
> >> >> >>> >> >>>> pool_debug,
> >> >> >>> >> >>>> >>>> and
> >> >> >>> >> >>>> >>>> >> >> > pool_log with appropriate ereport() calls
> >> >> >>> >> >>>> >>>> >> >> > 4 -Code cleanup
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > Reviews comments and suggestions are most
> >> welcome
> >> >> >>> >> >>>> >>>> >> >> >
> >> >> >>> >> >>>> >>>> >> >> > Thanks
> >> >> >>> >> >>>> >>>> >> >> > Usama
> >> >> >>> >> >>>> >>>> >> >>
> >> >> >>> >> >>>> >>>> >>
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>> using pgpool-II at /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> git.postgresql.org/pgpool2/src/test/regression/temp/installed
> >> >> >>> >> >>>> >>>> *************************
> >> >> >>> >> >>>> >>>> REGRESSION MODE : install
> >> >> >>> >> >>>> >>>> PGPOOL-II       : /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> git.postgresql.org/pgpool2/src/test/regression/temp/installed
> >> >> >>> >> >>>> >>>> PostgreSQL bin  : /usr/local/pgsql/bin
> >> >> >>> >> >>>> >>>> pgbench         : /usr/local/pgsql/bin/pgbench
> >> >> >>> >> >>>> >>>> PostgreSQL jdbc :
> >> >> >>> >> >>>> /usr/local/pgsql/share/postgresql-9.2-1003.jdbc4.jar
> >> >> >>> >> >>>> >>>> *************************
> >> >> >>> >> >>>> >>>> testing 001.load_balance...ok.
> >> >> >>> >> >>>> >>>> testing 002.native_replication...ok.
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>> testing 003.failover...*** glibc detected ***
> pgpool:
> >> >> worker
> >> >> >>> >> process:
> >> >> >>> >> >>>> >>>> free(): invalid pointer: 0x00000000007756c8 ***
> >> >> >>> >> >>>> >>>> ======= Backtrace: =========
> >> >> >>> >> >>>> >>>> /lib64/libc.so.6(+0x763b6)[0x7fd2922cf3b6]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x41d1ff]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x436363]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x436615]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x405e94]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x4072bf]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x407425]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x408d01]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x404ef8]
> >> >> >>> >> >>>> >>>>
> >> /lib64/libc.so.6(__libc_start_main+0xfd)[0x7fd292277b1d]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x4040e9]
> >> >> >>> >> >>>> >>>> ======= Memory map: ========
> >> >> >>> >> >>>> >>>> 00400000-0050c000 r-xp 00000000 08:05 2635374
> >> >> >>> >> >>>> >>>>  /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool
> >> >> >>> >> >>>> >>>> 0070c000-0070e000<
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool0070c000-0070e000
> >> >> >>> >> >rw-p
> >> >> >>> >> >>>> 0010c000 08:05 2635374
> >> >> >>>  /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool
> >> >> >>> >> >>>> >>>> 0070e000-00795000<
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool0070e000-00795000
> >> >> >>> >> >rw-p
> >> >> >>> >> >>>> 00000000 00:00 0                                  [heap]
> >> >> >>> >> >>>> >>>> 7fd29044d000-7fd290463000 r-xp 00000000 08:05
> 1704093
> >> >> >>> >> >>>> >>>>  /lib64/libgcc_s-4.4.5.so.1
> >> >> >>> >> >>>> >>>> 7fd290463000-7fd290662000 ---p 00016000 08:05
> 1704093
> >> >> >>> >> >>>> >>>>  /lib64/libgcc_s-4.4.5.so.1
> >> >> >>> >> >>>> >>>> 7fd290662000-7fd290663000 rw-p 00015000 08:05
> 1704093
> >> >> >>> >> >>>> >>>>  /lib64/libgcc_s-4.4.5.so.1
> >> >> >>> >> >>>> >>>> 7fd290663000-7fd290883000 rw-s 00000000 00:04
> 61898777
> >> >> >>> >> >>>> >>>> /SYSV00000000 (deleted)
> >> >> >>> >> >>>> >>>> 7fd290883000-7fd29088f000 r-xp 00000000 08:05
> 1704191
> >> >> >>> >> >>>> >>>>  /lib64/libnss_files-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd29088f000-7fd290a8e000 ---p 0000c000 08:05
> 1704191
> >> >> >>> >> >>>> >>>>  /lib64/libnss_files-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd290a8e000-7fd290a8f000 r--p 0000b000 08:05
> 1704191
> >> >> >>> >> >>>> >>>>  /lib64/libnss_files-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd290a8f000-7fd290a90000 rw-p 0000c000 08:05
> 1704191
> >> >> >>> >> >>>> >>>>  /lib64/libnss_files-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd290a90000-7fd290a92000 r-xp 00000000 08:05
> 1704176
> >> >> >>> >> >>>> >>>>  /lib64/libkeyutils-1.2.so
> >> >> >>> >> >>>> >>>> 7fd290a92000-7fd290c91000 ---p 00002000 08:05
> 1704176
> >> >> >>> >> >>>> >>>>  /lib64/libkeyutils-1.2.so
> >> >> >>> >> >>>> >>>> 7fd290c91000-7fd290c92000 rw-p 00001000 08:05
> 1704176
> >> >> >>> >> >>>> >>>>  /lib64/libkeyutils-1.2.so
> >> >> >>> >> >>>> >>>> 7fd290c92000-7fd290c9a000 r-xp 00000000 08:05
> 1704181
> >> >> >>> >> >>>> >>>>  /lib64/libkrb5support.so.0.1
> >> >> >>> >> >>>> >>>> 7fd290c9a000-7fd290e99000 ---p 00008000 08:05
> 1704181
> >> >> >>> >> >>>> >>>>  /lib64/libkrb5support.so.0.1
> >> >> >>> >> >>>> >>>> 7fd290e99000-7fd290e9a000 rw-p 00007000 08:05
> 1704181
> >> >> >>> >> >>>> >>>>  /lib64/libkrb5support.so.0.1
> >> >> >>> >> >>>> >>>> 7fd290e9a000-7fd290e9c000 r-xp 00000000 08:05
> 1704128
> >> >> >>> >> >>>> >>>>  /lib64/libdl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd290e9c000-7fd29109c000 ---p 00002000 08:05
> 1704128
> >> >> >>> >> >>>> >>>>  /lib64/libdl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd29109c000-7fd29109d000 r--p 00002000 08:05
> 1704128
> >> >> >>> >> >>>> >>>>  /lib64/libdl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd29109d000-7fd29109e000 rw-p 00003000 08:05
> 1704128
> >> >> >>> >> >>>> >>>>  /lib64/libdl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd29109e000-7fd2910c5000 r-xp 00000000 08:05
> 1704166
> >> >> >>> >> >>>> >>>>  /lib64/libk5crypto.so.3.1
> >> >> >>> >> >>>> >>>> 7fd2910c5000-7fd2912c4000 ---p 00027000 08:05
> 1704166
> >> >> >>> >> >>>> >>>>  /lib64/libk5crypto.so.3.1
> >> >> >>> >> >>>> >>>> 7fd2912c4000-7fd2912c6000 rw-p 00026000 08:05
> 1704166
> >> >> >>> >> >>>> >>>>  /lib64/libk5crypto.so.3.1
> >> >> >>> >> >>>> >>>> 7fd2912c6000-7fd2912c9000 r-xp 00000000 08:05
> 1704103
> >> >> >>> >> >>>> >>>>  /lib64/libcom_err.so.2.1
> >> >> >>> >> >>>> >>>> 7fd2912c9000-7fd2914c8000 ---p 00003000 08:05
> 1704103
> >> >> >>> >> >>>> >>>>  /lib64/libcom_err.so.2.1
> >> >> >>> >> >>>> >>>> 7fd2914c8000-7fd2914c9000 rw-p 00002000 08:05
> 1704103
> >> >> >>> >> >>>> >>>>  /lib64/libcom_err.so.2.1
> >> >> >>> >> >>>> >>>> 7fd2914c9000-7fd291597000 r-xp 00000000 08:05
> 1704179
> >> >> >>> >> >>>> >>>>  /lib64/libkrb5.so.3.3
> >> >> >>> >> >>>> >>>> 7fd291597000-7fd291796000 ---p 000ce000 08:05
> 1704179
> >> >> >>> >> >>>> >>>>  /lib64/libkrb5.so.3.3
> >> >> >>> >> >>>> >>>> 7fd291796000-7fd2917a1000 rw-p 000cd000 08:05
> 1704179
> >> >> >>> >> >>>> >>>>  /lib64/libkrb5.so.3.3
> >> >> >>> >> >>>> >>>> 7fd2917a1000-7fd2917d9000 r-xp 00000000 08:05
> 1704152
> >> >> >>> >> >>>> >>>>  /lib64/libgssapi_krb5.so.2.2
> >> >> >>> >> >>>> >>>> 7fd2917d9000-7fd2919d8000 ---p 00038000 08:05
> 1704152
> >> >> >>> >> >>>> >>>>  /lib64/libgssapi_krb5.so.2.2
> >> >> >>> >> >>>> >>>> 7fd2919d8000-7fd2919da000 rw-p 00037000 08:05
> 1704152
> >> >> >>> >> >>>> >>>>  /lib64/libgssapi_krb5.so.2.2
> >> >> >>> >> >>>> >>>> 7fd2919da000-7fd291a36000 r-xp 00000000 08:05
> 1970855
> >> >> >>> >> >>>> >>>>  /usr/lib64/libfreebl3.so
> >> >> >>> >> >>>> >>>> 7fd291a36000-7fd291c35000 ---p 0005c000 08:05
> 1970855
> >> >> >>> >> >>>> >>>>  /usr/lib64/libfreebl3.so
> >> >> >>> >> >>>> >>>> 7fd291c35000-7fd291c37000 rw-p 0005b000 08:05
> 1970855
> >> >> >>> >> >>>> >>>>  /usr/lib64/libfreebl3.so
> >> >> >>> >> >>>> >>>> 7fd291c37000-7fd291c3b000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7fd291c3b000-7fd291dd1000 r-xp 00000000 08:05
> 1703939
> >> >> >>> >> >>>> >>>>  /lib64/libcrypto.so.1.0.0l
> >> >> >>> >> >>>> >>>> 7fd291dd1000-7fd291fd0000 ---p 00196000 08:05
> 1703939
> >> >> >>> >> >>>> >>>>  /lib64/libcrypto.so.1.0.0l
> >> >> >>> >> >>>> >>>> 7fd291fd0000-7fd291ff3000 rw-p 00195000 08:05
> 1703939
> >> >> >>> >> >>>> >>>>  /lib64/libcrypto.so.1.0.0l
> >> >> >>> >> >>>> >>>> 7fd291ff3000-7fd291ff7000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7fd291ff7000-7fd292052000 r-xp 00000000 08:05
> 1703951
> >> >> >>> >> >>>> >>>>  /lib64/libssl.so.1.0.0l
> >> >> >>> >> >>>> >>>> 7fd292052000-7fd292251000 ---p 0005b000 08:05
> 1703951
> >> >> >>> >> >>>> >>>>  /lib64/libssl.so.1.0.0l
> >> >> >>> >> >>>> >>>> 7fd292251000-7fd292259000 rw-p 0005a000 08:05
> 1703951
> >> >> >>> >> >>>> >>>>  /lib64/libssl.so.1.0.0l
> >> >> >>> >> >>>> >>>> 7fd292259000-7fd2923ca000 r-xp 00000000 08:05
> 1703946
> >> >> >>> >> >>>> >>>>  /lib64/libc-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd2923ca000-7fd2925ca000 ---p 00171000 08:05
> 1703946
> >> >> >>> >> >>>> >>>>  /lib64/libc-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd2925ca000-7fd2925ce000 r--p 00171000 08:05
> 1703946
> >> >> >>> >> >>>> >>>>  /lib64/libc-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd2925ce000-7fd2925cf000 rw-p 00175000 08:05
> 1703946
> >> >> >>> >> >>>> >>>>  /lib64/libc-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd2925cf000-7fd2925d4000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7fd2925d4000-7fd292656000 r-xp 00000000 08:05
> 1704182
> >> >> >>> >> >>>> >>>>  /lib64/libm-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292656000-7fd292855000 ---p 00082000 08:05
> 1704182
> >> >> >>> >> >>>> >>>>  /lib64/libm-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292855000-7fd292856000 r--p 00081000 08:05
> 1704182
> >> >> >>> >> >>>> >>>>  /lib64/libm-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292856000-7fd292857000 rw-p 00082000 08:05
> 1704182
> >> >> >>> >> >>>> >>>>  /lib64/libm-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292857000-7fd29286d000 r-xp 00000000 08:05
> 1704185
> >> >> >>> >> >>>> >>>>  /lib64/libnsl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd29286d000-7fd292a6c000 ---p 00016000 08:05
> 1704185
> >> >> >>> >> >>>> >>>>  /lib64/libnsl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292a6c000-7fd292a6d000 r--p 00015000 08:05
> 1704185
> >> >> >>> >> >>>> >>>>  /lib64/libnsl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292a6d000-7fd292a6e000 rw-p 00016000 08:05
> 1704185
> >> >> >>> >> >>>> >>>>  /lib64/libnsl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292a6e000-7fd292a70000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7fd292a70000-7fd292a86000 r-xp 00000000 08:05
> 1704202
> >> >> >>> >> >>>> >>>>  /lib64/libresolv-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292a86000-7fd292c85000 ---p 00016000 08:05
> 1704202
> >> >> >>> >> >>>> >>>>  /lib64/libresolv-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292c85000-7fd292c86000 r--p 00015000 08:05
> 1704202
> >> >> >>> >> >>>> >>>>  /lib64/libresolv-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292c86000-7fd292c87000 rw-p 00016000 08:05
> 1704202
> >> >> >>> >> >>>> >>>>  /lib64/libresolv-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292c87000-7fd292c89000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7fd292c89000-7fd292c90000 r-xp 00000000 08:05
> 1703950
> >> >> >>> >> >>>> >>>>  /lib64/libcrypt-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292c90000-7fd292e90000 ---p 00007000 08:05
> 1703950
> >> >> >>> >> >>>> >>>>  /lib64/libcrypt-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292e90000-7fd292e91000 r--p 00007000 08:05
> 1703950
> >> >> >>> >> >>>> >>>>  /lib64/libcrypt-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292e91000-7fd292e92000 rw-p 00008000 08:05
> 1703950
> >> >> >>> >> >>>> >>>>  /lib64/libcrypt-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292e92000-7fd292ec0000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7fd292ec0000-7fd292ed7000 r-xp 00000000 08:05
> 1703970
> >> >> >>> >> >>>> >>>>  /lib64/libpthread-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd292ed7000-7fd2930d6000 ---p 00017000 08:05
> 1703970
> >> >> >>> >> >>>> >>>>  /lib64/libpthread-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd2930d6000-7fd2930d7000 r--p 00016000 08:05
> 1703970
> >> >> >>> >> >>>> >>>>  /lib64/libpthread-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd2930d7000-7fd2930d8000 rw-p 00017000 08:05
> 1703970
> >> >> >>> >> >>>> >>>>  /lib64/libpthread-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd2930d8000-7fd2930dc000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7fd2930fb000-7fd293102000 r-xp 00000000 08:05
> 2635363
> >> >> >>> >> >>>> >>>>  /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/lib/libpcp.so.0.0.0
> >> >> >>> >> >>>> >>>> 7fd293102000-7fd293302000<
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/lib/libpcp.so.0.0.07fd293102000-7fd293302000
> >> >> >>> >> >---p
> >> >> >>> >> >>>> 00007000 08:05 2635363
> >>  /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/lib/libpcp.so.0.0.0
> >> >> >>> >> >>>> >>>> 7fd293302000-7fd293303000<
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/lib/libpcp.so.0.0.07fd293302000-7fd293303000
> >> >> >>> >> >rw-p
> >> >> >>> >> >>>> 00007000 08:05 2635363
> >>  /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/lib/libpcp.so.0.0.0
> >> >> >>> >> >>>> >>>> 7fd293303000-7fd29332b000<
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/lib/libpcp.so.0.0.07fd293303000-7fd29332b000
> >> >> >>> >> >r-xp
> >> >> >>> >> >>>> 00000000 08:05 2004750
> >> >> >>> >> >>>> >>>>  /usr/local/pgsql/lib/libpq.so.5.6
> >> >> >>> >> >>>> >>>> 7fd29332b000-7fd29352a000 ---p 00028000 08:05
> 2004750
> >> >> >>> >> >>>> >>>>  /usr/local/pgsql/lib/libpq.so.5.6
> >> >> >>> >> >>>> >>>> 7fd29352a000-7fd29352d000 rw-p 00027000 08:05
> 2004750
> >> >> >>> >> >>>> >>>>  /usr/local/pgsql/lib/libpq.so.5.6
> >> >> >>> >> >>>> >>>> 7fd29352d000-7fd29354b000 r-xp 00000000 08:05
> 1703940
> >> >> >>> >> >>>> >>>>  /lib64/ld-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd29372e000-7fd29372f000 rw-s 00000000 00:04
> 61997084
> >> >> >>> >> >>>> >>>> /SYSV00000000 (deleted)
> >> >> >>> >> >>>> >>>> 7fd29372f000-7fd293730000 rw-s 00000000 00:04
> 61964315
> >> >> >>> >> >>>> >>>> /SYSV00000000 (deleted)
> >> >> >>> >> >>>> >>>> 7fd293730000-7fd293731000 rw-s 00000000 00:04
> 61931546
> >> >> >>> >> >>>> >>>> /SYSV00000000 (deleted)
> >> >> >>> >> >>>> >>>> 7fd293731000-7fd29373f000 rw-s 00000000 00:04
> 61866007
> >> >> >>> >> >>>> >>>> /SYSV00000000 (deleted)
> >> >> >>> >> >>>> >>>> 7fd29373f000-7fd29374a000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7fd29374a000-7fd29374b000 r--p 0001d000 08:05
> 1703940
> >> >> >>> >> >>>> >>>>  /lib64/ld-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd29374b000-7fd29374c000 rw-p 0001e000 08:05
> 1703940
> >> >> >>> >> >>>> >>>>  /lib64/ld-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd29374c000-7fd29374d000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7fffb3324000-7fffb3345000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>>  [stack]
> >> >> >>> >> >>>> >>>> 7fffb33ff000-7fffb3400000 r-xp 00000000 00:00 0
> >> >> >>> >> >>>> >>>>  [vdso]
> >> >> >>> >> >>>> >>>> ffffffffff600000-ffffffffff601000 r-xp 00000000
> 00:00 0
> >> >> >>> >> >>>> >>>>  [vsyscall]
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>> *** glibc detected *** pgpool: worker process:
> free():
> >> >> >>> invalid
> >> >> >>> >> >>>> pointer:
> >> >> >>> >> >>>> >>>> 0x00000000007756c8 ***
> >> >> >>> >> >>>> >>>> ======= Backtrace: =========
> >> >> >>> >> >>>> >>>> /lib64/libc.so.6(+0x763b6)[0x7fd2922cf3b6]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x41d1ff]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x436363]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x436615]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x405e94]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x4072bf]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x407425]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x408d01]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x404ef8]
> >> >> >>> >> >>>> >>>>
> >> /lib64/libc.so.6(__libc_start_main+0xfd)[0x7fd292277b1d]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x4040e9]
> >> >> >>> >> >>>> >>>> ======= Memory map: ========
> >> >> >>> >> >>>> >>>> 00400000-0050c000 r-xp 00000000 08:05 2635374
> >> >> >>> >> >>>> >>>>  /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool
> >> >> >>> >> >>>> >>>> 0070c000-0070e000<
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool0070c000-0070e000
> >> >> >>> >> >rw-p
> >> >> >>> >> >>>> 0010c000 08:05 2635374
> >> >> >>>  /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool
> >> >> >>> >> >>>> >>>> 0070e000-00795000<
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool0070e000-00795000
> >> >> >>> >> >rw-p
> >> >> >>> >> >>>> 00000000 00:00 0                                  [heap]
> >> >> >>> >> >>>> >>>> 7fd29044d000-7fd290463000 r-xp 00000000 08:05
> 1704093
> >> >> >>> >> >>>> >>>>  /lib64/libgcc_s-4.4.5.so.1
> >> >> >>> >> >>>> >>>> 7fd290463000-7fd290662000 ---p 00016000 08:05
> 1704093
> >> >> >>> >> >>>> >>>>  /lib64/libgcc_s-4.4.5.so.1
> >> >> >>> >> >>>> >>>> 7fd290662000-7fd290663000 rw-p 00015000 08:05
> 1704093
> >> >> >>> >> >>>> >>>>  /lib64/libgcc_s-4.4.5.so.1
> >> >> >>> >> >>>> >>>> 7fd290663000-7fd290883000 rw-s 00000000 00:04
> 61898777
> >> >> >>> >> >>>> >>>> /SYSV00000000 (deleted)
> >> >> >>> >> >>>> >>>> 7fd290883000-7fd29088f000 r-xp 00000000 08:05
> 1704191
> >> >> >>> >> >>>> >>>>  /lib64/libnss_files-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd29088f000-7fd290a8e000 ---p 0000c000 08:05
> 1704191
> >> >> >>> >> >>>> >>>>  /lib64/libnss_files-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd290a8e000-7fd290a8f000 r--p 0000b000 08:05
> 1704191
> >> >> >>> >> >>>> >>>>  /lib64/libnss_files-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd290a8f000-7fd290a90000 rw-p 0000c000 08:05
> 1704191
> >> >> >>> >> >>>> >>>>  /lib64/libnss_files-2.11.1.so
> >> >> >>> >> >>>> >>>> 7fd290a90000-7fd290a92000 r-xp 00000000 08:05
> 1704176
> >> >> >>> >> >>>> >>>>  /lib64/libkeyutils-1.2.so
> >> >> >>> >> >>>> >>>> 7fd290a92000-7fd290c91000 ---p 00002000 08:05
> 1704176
> >> >> >>> >> >>>> >>>>  /lib64/libkeyutils-1.2.so
> >> >> >>> >> >>>> >>>> 7fd290c91000-7fd290c92000 rw-p 00001000 08:05
> 1704176
> >> >> >>> >> >>>> >>>>  /lib64/libkeyutils-1.2.so
> >> >> >>> >> >>>> >>>> 7fd290c92000-7fd290c9a000 r-xp 00000000 08:05
> 1704181
> >> >> >>> >> >>>> >>>>  /lib64/libkrb5support.so.0.1
> >> >> >>> >> >>>> >>>> 7fd290c9a000-7fd290e99000 ---p 00008000 08:05
> 1704181
> >> >> >>> >> >>>> >>>>  /lib64/libkrb5support.so.0.1
> >> >> >>> >> >>>> >>>> 7fd290e99000-7fd290e9a000 rw-p 00007000 08:05
> 1704181
> >> >> >>> >> >>>> >>>> ok.
> >> >> >>> >> >>>> >>>> testing 004.watchdog...ok.
> >> >> >>> >> >>>> >>>> testing 005.jdbc...ok.
> >> >> >>> >> >>>> >>>> testing 006.memqcache...ok.
> >> >> >>> >> >>>> >>>> testing 050.bug58...ok.
> >> >> >>> >> >>>> >>>> testing 051.bug60...ok.
> >> >> >>> >> >>>> >>>> testing 052.do_query...ok.
> >> >> >>> >> >>>> >>>> testing 053.insert_lock_hangs...ok.
> >> >> >>> >> >>>> >>>> testing 054.postgres_fdw...ok.
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>> testing 055.backend_all_down...*** glibc detected
> ***
> >> >> >>> >> >>>> /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool:
> >> >> >>> >> >>>> >>>> double free or corruption (!prev):
> 0x000000000075c050
> >> ***
> >> >> >>> >> >>>> >>>>  *** glibc detected *** pgpool: worker process:
> double
> >> >> free
> >> >> >>> or
> >> >> >>> >> >>>> >>>> corruption (!prev): 0x000000000075d490 ***
> >> >> >>> >> >>>> >>>> ======= Backtrace: =========
> >> >> >>> >> >>>> >>>> /lib64/libc.so.6(+0x763b6)[0x7f0dca1f93b6]
> >> >> >>> >> >>>> >>>> /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool[0x41d1ff]
> >> >> <
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool%5B0x41d1ff%5D
> >> >> >
> >> >> >>> >> <
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool%5B0x41d1ff%5D
> >> >> >>> >> >
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>> /home/t-ishii/work/
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool[0x4058a7]
> >> >> <
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool%5B0x4058a7%5D
> >> >> >
> >> >> >>> >> <
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool%5B0x4058a7%5D
> >> >> >>> >> >
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>> /home/t-ishii/work/
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool[0x40882f]
> >> >> <
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool%5B0x40882f%5D
> >> >> >
> >> >> >>> >> <
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool%5B0x40882f%5D
> >> >> >>> >> >
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>> /home/t-ishii/work/
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool[0x404ef8]
> >> >> <
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool%5B0x404ef8%5D
> >> >> >
> >> >> >>> >> <
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool%5B0x404ef8%5D
> >> >> >>> >> >
> >> >> >>> >> >>>> <
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool%5B0x41d1ff%5D/home/t-ishii/work/git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool%5B0x4058a7%5D/home/t-ishii/work/git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool%5B0x40882f%5D/home/t-ishii/work/git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool%5B0x404ef8%5D
> >> >> >>> >> >>>> >
> >> >> >>> >> >>>> >>>> ======= Backtrace: =========
> >> >> >>> >> >>>> >>>>
> >> /lib64/libc.so.6(__libc_start_main+0xfd)[0x7f0dca1a1b1d]
> >> >> >>> >> >>>> >>>> /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool[0x4040e9]
> >> >> <
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool%5B0x4040e9%5D
> >> >> >
> >> >> >>> >> <
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool%5B0x4040e9%5D
> >> >> >>> >> >
> >> >> >>> >> >>>> <
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool%5B0x4040e9%5D
> >> >> >>> >> >>>> >
> >> >> >>> >> >>>> >>>> pgpool: worker process======= Memory map: ========
> >> >> >>> >> >>>> >>>>
> >> /lib64/libc.so.6(__libc_start_main+0xfd)[0x7f0dca1a1b1d]
> >> >> >>> >> >>>> >>>> pgpool: worker process[0x4040e9]
> >> >> >>> >> >>>> >>>> ======= Memory map: ========
> >> >> >>> >> >>>> >>>> 00400000-0050c000 r-xp 00000000 08:05 2635374
> >> >> >>> >> >>>> >>>>  /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool
> >> >> >>> >> >>>> >>>> 0070c000-0070e000<
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool0070c000-0070e000
> >> >> >>> >> >rw-p
> >> >> >>> >> >>>> 0010c000 08:05 2635374
> >> >> >>>  /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool
> >> >> >>> >> >>>> >>>> 0070e000-00771000<
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool0070e000-00771000
> >> >> >>> >> >rw-p
> >> >> >>> >> >>>> 00000000 00:00 0                                  [heap]
> >> >> >>> >> >>>> >>>> 7f0dc8377000-7f0dc838d000 r-xp 00000000 08:05
> 1704093
> >> >> >>> >> >>>> >>>>  /lib64/libgcc_s-4.4.5.so.1
> >> >> >>> >> >>>> >>>> 7f0dc838d000-7f0dc858c000 ---p 00016000 08:05
> 1704093
> >> >> >>> >> >>>> >>>>  /lib64/libgcc_s-4.4.5.so.1
> >> >> >>> >> >>>> >>>> 7f0dc858c000-7f0dc858d000 rw-p 00015000 08:05
> 1704093
> >> >> >>> >> >>>> >>>>  /lib64/libgcc_s-4.4.5.so.1
> >> >> >>> >> >>>> >>>> 7f0dc858d000-7f0dc87ad000 rw-s 00000000 00:04
> 84148247
> >> >> >>> >> >>>> >>>> /SYSV00000000 (deleted)
> >> >> >>> >> >>>> >>>> 7f0dc87ad000-7f0dc87b9000 r-xp 00000000 08:05
> 1704191
> >> >> >>> >> >>>> >>>>  /lib64/libnss_files-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dc87b9000-7f0dc89b8000 ---p 0000c000 08:05
> 1704191
> >> >> >>> >> >>>> >>>>  /lib64/libnss_files-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dc89b8000-7f0dc89b9000 r--p 0000b000 08:05
> 1704191
> >> >> >>> >> >>>> >>>>  /lib64/libnss_files-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dc89b9000-7f0dc89ba000 rw-p 0000c000 08:05
> 1704191
> >> >> >>> >> >>>> >>>>  /lib64/libnss_files-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dc89ba000-7f0dc89bc000 r-xp 00000000 08:05
> 1704176
> >> >> >>> >> >>>> >>>>  /lib64/libkeyutils-1.2.so
> >> >> >>> >> >>>> >>>> 7f0dc89bc000-7f0dc8bbb000 ---p 00002000 08:05
> 1704176
> >> >> >>> >> >>>> >>>>  /lib64/libkeyutils-1.2.so
> >> >> >>> >> >>>> >>>> 7f0dc8bbb000-7f0dc8bbc000 rw-p 00001000 08:05
> 1704176
> >> >> >>> >> >>>> >>>>  /lib64/libkeyutils-1.2.so
> >> >> >>> >> >>>> >>>> 7f0dc8bbc000-7f0dc8bc4000 r-xp 00000000 08:05
> 1704181
> >> >> >>> >> >>>> >>>>  /lib64/libkrb5support.so.0.1
> >> >> >>> >> >>>> >>>> 7f0dc8bc4000-7f0dc8dc3000 ---p 00008000 08:05
> 1704181
> >> >> >>> >> >>>> >>>>  /lib64/libkrb5support.so.0.1
> >> >> >>> >> >>>> >>>> 7f0dc8dc3000-7f0dc8dc4000 rw-p 00007000 08:05
> 1704181
> >> >> >>> >> >>>> >>>>  /lib64/libkrb5support.so.0.1
> >> >> >>> >> >>>> >>>> 7f0dc8dc4000-7f0dc8dc6000 r-xp 00000000 08:05
> 1704128
> >> >> >>> >> >>>> >>>>  /lib64/libdl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dc8dc6000-7f0dc8fc6000 ---p 00002000 08:05
> 1704128
> >> >> >>> >> >>>> >>>>  /lib64/libdl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dc8fc6000-7f0dc8fc7000 r--p 00002000 08:05
> 1704128
> >> >> >>> >> >>>> >>>>  /lib64/libdl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dc8fc7000-7f0dc8fc8000 rw-p 00003000 08:05
> 1704128
> >> >> >>> >> >>>> >>>>  /lib64/libdl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dc8fc8000-7f0dc8fef000 r-xp 00000000 08:05
> 1704166
> >> >> >>> >> >>>> >>>>  /lib64/libk5crypto.so.3.1
> >> >> >>> >> >>>> >>>> 7f0dc8fef000-7f0dc91ee000 ---p 00027000 08:05
> 1704166
> >> >> >>> >> >>>> >>>>  /lib64/libk5crypto.so.3.1
> >> >> >>> >> >>>> >>>> 7f0dc91ee000-7f0dc91f0000 rw-p 00026000 08:05
> 1704166
> >> >> >>> >> >>>> >>>>  /lib64/libk5crypto.so.3.1
> >> >> >>> >> >>>> >>>> 7f0dc91f0000-7f0dc91f3000 r-xp 00000000 08:05
> 1704103
> >> >> >>> >> >>>> >>>>  /lib64/libcom_err.so.2.1
> >> >> >>> >> >>>> >>>> 7f0dc91f3000-7f0dc93f2000 ---p 00003000 08:05
> 1704103
> >> >> >>> >> >>>> >>>>  /lib64/libcom_err.so.2.1
> >> >> >>> >> >>>> >>>> 7f0dc93f2000-7f0dc93f3000 rw-p 00002000 08:05
> 1704103
> >> >> >>> >> >>>> >>>>  /lib64/libcom_err.so.2.1
> >> >> >>> >> >>>> >>>> 7f0dc93f3000-7f0dc94c1000 r-xp 00000000 08:05
> 1704179
> >> >> >>> >> >>>> >>>>  /lib64/libkrb5.so.3.3
> >> >> >>> >> >>>> >>>> 7f0dc94c1000-7f0dc96c0000 ---p 000ce000 08:05
> 1704179
> >> >> >>> >> >>>> >>>>  /lib64/libkrb5.so.3.3
> >> >> >>> >> >>>> >>>> 7f0dc96c0000-7f0dc96cb000 rw-p 000cd000 08:05
> 1704179
> >> >> >>> >> >>>> >>>>  /lib64/libkrb5.so.3.3
> >> >> >>> >> >>>> >>>> 7f0dc96cb000-7f0dc9703000 r-xp 00000000 08:05
> 1704152
> >> >> >>> >> >>>> >>>>  /lib64/libgssapi_krb5.so.2.2
> >> >> >>> >> >>>> >>>> 7f0dc9703000-7f0dc9902000 ---p 00038000 08:05
> 1704152
> >> >> >>> >> >>>> >>>>  /lib64/libgssapi_krb5.so.2.2
> >> >> >>> >> >>>> >>>> 7f0dc9902000-7f0dc9904000 rw-p 00037000 08:05
> 1704152
> >> >> >>> >> >>>> >>>>  /lib64/libgssapi_krb5.so.2.2
> >> >> >>> >> >>>> >>>> 7f0dc9904000-7f0dc9960000 r-xp 00000000 08:05
> 1970855
> >> >> >>> >> >>>> >>>>  /usr/lib64/libfreebl3.so
> >> >> >>> >> >>>> >>>> 7f0dc9960000-7f0dc9b5f000 ---p 0005c000 08:05
> 1970855
> >> >> >>> >> >>>> >>>>  /usr/lib64/libfreebl3.so
> >> >> >>> >> >>>> >>>> 7f0dc9b5f000-7f0dc9b61000 rw-p 0005b000 08:05
> 1970855
> >> >> >>> >> >>>> >>>>  /usr/lib64/libfreebl3.so
> >> >> >>> >> >>>> >>>> 7f0dc9b61000-7f0dc9b65000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7f0dc9b65000-7f0dc9cfb000 r-xp 00000000 08:05
> 1703939
> >> >> >>> >> >>>> >>>>  /lib64/libcrypto.so.1.0.0l
> >> >> >>> >> >>>> >>>> 7f0dc9cfb000-7f0dc9efa000 ---p 00196000 08:05
> 1703939
> >> >> >>> >> >>>> >>>>  /lib64/libcrypto.so.1.0.0l
> >> >> >>> >> >>>> >>>> 7f0dc9efa000-7f0dc9f1d000 rw-p 00195000 08:05
> 1703939
> >> >> >>> >> >>>> >>>>  /lib64/libcrypto.so.1.0.0l
> >> >> >>> >> >>>> >>>> 7f0dc9f1d000-7f0dc9f21000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7f0dc9f21000-7f0dc9f7c000 r-xp 00000000 08:05
> 1703951
> >> >> >>> >> >>>> >>>>  /lib64/libssl.so.1.0.0l
> >> >> >>> >> >>>> >>>> 7f0dc9f7c000-7f0dca17b000 ---p 0005b000 08:05
> 1703951
> >> >> >>> >> >>>> >>>>  /lib64/libssl.so.1.0.0l
> >> >> >>> >> >>>> >>>> 7f0dca17b000-7f0dca183000 rw-p 0005a000 08:05
> 1703951
> >> >> >>> >> >>>> >>>>  /lib64/libssl.so.1.0.0l
> >> >> >>> >> >>>> >>>> 7f0dca183000-7f0dca2f4000 r-xp 00000000 08:05
> 1703946
> >> >> >>> >> >>>> >>>>  /lib64/libc-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dca2f4000-7f0dca4f4000 ---p 00171000 08:05
> 1703946
> >> >> >>> >> >>>> >>>>  /lib64/libc-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dca4f4000-7f0dca4f8000 r--p 00171000 08:05
> 1703946
> >> >> >>> >> >>>> >>>>  /lib64/libc-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dca4f8000-7f0dca4f9000 rw-p 00175000 08:05
> 1703946
> >> >> >>> >> >>>> >>>>  /lib64/libc-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dca4f9000-7f0dca4fe000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7f0dca4fe000-7f0dca580000 r-xp 00000000 08:05
> 1704182
> >> >> >>> >> >>>> >>>>  /lib64/libm-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dca580000-7f0dca77f000 ---p 00082000 08:05
> 1704182
> >> >> >>> >> >>>> >>>>  /lib64/libm-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dca77f000-7f0dca780000 r--p 00081000 08:05
> 1704182
> >> >> >>> >> >>>> >>>>  /lib64/libm-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dca780000-7f0dca781000 rw-p 00082000 08:05
> 1704182
> >> >> >>> >> >>>> >>>>  /lib64/libm-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dca781000-7f0dca797000 r-xp 00000000 08:05
> 1704185
> >> >> >>> >> >>>> >>>>  /lib64/libnsl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dca797000-7f0dca996000 ---p 00016000 08:05
> 1704185
> >> >> >>> >> >>>> >>>>  /lib64/libnsl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dca996000-7f0dca997000 r--p 00015000 08:05
> 1704185
> >> >> >>> >> >>>> >>>>  /lib64/libnsl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dca997000-7f0dca998000 rw-p 00016000 08:05
> 1704185
> >> >> >>> >> >>>> >>>>  /lib64/libnsl-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dca998000-7f0dca99a000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7f0dca99a000-7f0dca9b0000 r-xp 00000000 08:05
> 1704202
> >> >> >>> >> >>>> >>>>  /lib64/libresolv-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dca9b0000-7f0dcabaf000 ---p 00016000 08:05
> 1704202
> >> >> >>> >> >>>> >>>>  /lib64/libresolv-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dcabaf000-7f0dcabb0000 r--p 00015000 08:05
> 1704202
> >> >> >>> >> >>>> >>>>  /lib64/libresolv-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dcabb0000-7f0dcabb1000 rw-p 00016000 08:05
> 1704202
> >> >> >>> >> >>>> >>>>  /lib64/libresolv-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dcabb1000-7f0dcabb3000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7f0dcabb3000-7f0dcabba000 r-xp 00000000 08:05
> 1703950
> >> >> >>> >> >>>> >>>>  /lib64/libcrypt-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dcabba000-7f0dcadba000 ---p 00007000 08:05
> 1703950
> >> >> >>> >> >>>> >>>>  /lib64/libcrypt-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dcadba000-7f0dcadbb000 r--p 00007000 08:05
> 1703950
> >> >> >>> >> >>>> >>>>  /lib64/libcrypt-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dcadbb000-7f0dcadbc000 rw-p 00008000 08:05
> 1703950
> >> >> >>> >> >>>> >>>>  /lib64/libcrypt-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dcadbc000-7f0dcadea000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7f0dcadea000-7f0dcae01000 r-xp 00000000 08:05
> 1703970
> >> >> >>> >> >>>> >>>>  /lib64/libpthread-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dcae01000-7f0dcb000000 ---p 00017000 08:05
> 1703970
> >> >> >>> >> >>>> >>>>  /lib64/libpthread-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dcb000000-7f0dcb001000 r--p 00016000 08:05
> 1703970
> >> >> >>> >> >>>> >>>>  /lib64/libpthread-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dcb001000-7f0dcb002000 rw-p 00017000 08:05
> 1703970
> >> >> >>> >> >>>> >>>>  /lib64/libpthread-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dcb002000-7f0dcb006000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7f0dcb025000-7f0dcb02c000 r-xp 00000000 08:05
> 2635363
> >> >> >>> >> >>>> >>>>  /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/lib/libpcp.so.0.0.0
> >> >> >>> >> >>>> >>>> 7f0dcb02c000-7f0dcb22c000<
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/lib/libpcp.so.0.0.07f0dcb02c000-7f0dcb22c000
> >> >> >>> >> >---p
> >> >> >>> >> >>>> 00007000 08:05 2635363
> >>  /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/lib/libpcp.so.0.0.0
> >> >> >>> >> >>>> >>>> 7f0dcb22c000-7f0dcb22d000<
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/lib/libpcp.so.0.0.07f0dcb22c000-7f0dcb22d000
> >> >> >>> >> >rw-p
> >> >> >>> >> >>>> 00007000 08:05 2635363
> >>  /home/t-ishii/work/
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> git.postgresql.org/pgpool2/src/test/regression/temp/installed/lib/libpcp.so.0.0.0
> >> >> >>> >> >>>> >>>> 7f0dcb22d000-7f0dcb255000<
> >> >> >>> >> >>>>
> >> >> >>> >>
> >> >> >>>
> >> >>
> >>
> http://git.postgresql.org/pgpool2/src/test/regression/temp/installed/lib/libpcp.so.0.0.07f0dcb22d000-7f0dcb255000
> >> >> >>> >> >r-xp
> >> >> >>> >> >>>> 00000000 08:05 2004750
> >> >> >>> >> >>>> >>>>  /usr/local/pgsql/lib/libpq.so.5.6
> >> >> >>> >> >>>> >>>> 7f0dcb255000-7f0dcb454000 ---p 00028000 08:05
> 2004750
> >> >> >>> >> >>>> >>>>  /usr/local/pgsql/lib/libpq.so.5.6
> >> >> >>> >> >>>> >>>> 7f0dcb454000-7f0dcb457000 rw-p 00027000 08:05
> 2004750
> >> >> >>> >> >>>> >>>>  /usr/local/pgsql/lib/libpq.so.5.6
> >> >> >>> >> >>>> >>>> 7f0dcb457000-7f0dcb475000 r-xp 00000000 08:05
> 1703940
> >> >> >>> >> >>>> >>>>  /lib64/ld-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dcb658000-7f0dcb659000 rw-s 00000000 00:04
> 84246555
> >> >> >>> >> >>>> >>>>   /SYSV00000000 (deleted)
> >> >> >>> >> >>>> >>>> 7f0dcb659000-7f0dcb65a000 rw-s 00000000 00:04
> 84213786
> >> >> >>> >> >>>> >>>>   /SYSV00000000 (deleted)
> >> >> >>> >> >>>> >>>> 7f0dcb65a000-7f0dcb65b000 rw-s 00000000 00:04
> 84181017
> >> >> >>> >> >>>> >>>> /SYSV00000000 (deleted)
> >> >> >>> >> >>>> >>>> 7f0dcb65b000-7f0dcb669000 rw-s 00000000 00:04
> 84115478
> >> >> >>> >> >>>> >>>>   /SYSV00000000 (deleted)
> >> >> >>> >> >>>> >>>> 7f0dcb669000-7f0dcb674000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7f0dcb674000-7f0dcb675000 r--p 0001d000 08:05
> 1703940
> >> >> >>> >> >>>> >>>>  /lib64/ld-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dcb675000-7f0dcb676000 rw-p 0001e000 08:05
> 1703940
> >> >> >>> >> >>>> >>>>  /lib64/ld-2.11.1.so
> >> >> >>> >> >>>> >>>> 7f0dcb676000-7f0dcb677000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>> 7fff746e1000-7fff74702000 rw-p 00000000 00:00 0
> >> >> >>> >> >>>> >>>>  [stack]
> >> >> >>> >> >>>> >>>> 7fff747ff000-7fff74800000 r-xp 00000000 00:00 0
> >> >> >>> >> >>>> >>>>  [vdso]
> >> >> >>> >> >>>> >>>> ffffffffff600000-ffffffffff601000 r-xp 00000000
> 00:00 0
> >> >> >>> >> >>>> >>>>  [vsyscall]
> >> >> >>> >> >>>> >>>> 7fd290c92000-7fd290c9a000 r-xp 00000000 08:05
> 1704181
> >> >> >>> >> >>>> >>>>  /lib64/libkrb5support.so.0.1
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>>
> >> >> >>> >> >>>> >>>
> >> >> >>> >> >>>> >>
> >> >> >>> >> >>>>
> >> >> >>> >> >>>
> >> >> >>> >> >>>
> >> >> >>> >> > _______________________________________________
> >> >> >>> >> > pgpool-hackers mailing list
> >> >> >>> >> > pgpool-hackers at pgpool.net
> >> >> >>> >> > http://www.pgpool.net/mailman/listinfo/pgpool-hackers
> >> >> >>> >> _______________________________________________
> >> >> >>> >> pgpool-hackers mailing list
> >> >> >>> >> pgpool-hackers at pgpool.net
> >> >> >>> >> http://www.pgpool.net/mailman/listinfo/pgpool-hackers
> >> >> >>> >>
> >> >> >>> >
> >> >> >>> >
> >> >> >>> >
> >> >> >>> > --
> >> >> >>> > Ahsan Hadi
> >> >> >>> > Snr Director Product Development
> >> >> >>> > EnterpriseDB Corporation
> >> >> >>> > The Enterprise Postgres Company
> >> >> >>> >
> >> >> >>> > Phone: +92-51-8358874
> >> >> >>> > Mobile: +92-333-5162114
> >> >> >>> >
> >> >> >>> > Website: www.enterprisedb.com
> >> >> >>> > EnterpriseDB Blog: http://blogs.enterprisedb.com/
> >> >> >>> > Follow us on Twitter: http://www.twitter.com/enterprisedb
> >> >> >>> >
> >> >> >>> > This e-mail message (and any attachment) is intended for the
> use
> >> of
> >> >> the
> >> >> >>> > individual or entity to whom it is addressed. This message
> >> contains
> >> >> >>> > information from EnterpriseDB Corporation that may be
> privileged,
> >> >> >>> > confidential, or exempt from disclosure under applicable law.
> If
> >> you
> >> >> are
> >> >> >>> > not the intended recipient or authorized to receive this for
> the
> >> >> >>> intended
> >> >> >>> > recipient, any use, dissemination, distribution, retention,
> >> >> archiving,
> >> >> >>> or
> >> >> >>> > copying of this communication is strictly prohibited. If you
> have
> >> >> >>> received
> >> >> >>> > this e-mail in error, please notify the sender immediately by
> >> reply
> >> >> >>> e-mail
> >> >> >>> > and delete this message.
> >> >> >>>
> >> >> >>
> >> >> >>
> >> >> >>
> >> >> >> --
> >> >> >> Ahsan Hadi
> >> >> >> Snr Director Product Development
> >> >> >> EnterpriseDB Corporation
> >> >> >> The Enterprise Postgres Company
> >> >> >>
> >> >> >> Phone: +92-51-8358874
> >> >> >> Mobile: +92-333-5162114
> >> >> >>
> >> >> >> Website: www.enterprisedb.com
> >> >> >> EnterpriseDB Blog: http://blogs.enterprisedb.com/
> >> >> >> Follow us on Twitter: http://www.twitter.com/enterprisedb
> >> >> >>
> >> >> >> This e-mail message (and any attachment) is intended for the use
> of
> >> the
> >> >> >> individual or entity to whom it is addressed. This message
> contains
> >> >> >> information from EnterpriseDB Corporation that may be privileged,
> >> >> >> confidential, or exempt from disclosure under applicable law. If
> you
> >> are
> >> >> >> not the intended recipient or authorized to receive this for the
> >> >> intended
> >> >> >> recipient, any use, dissemination, distribution, retention,
> >> archiving,
> >> >> or
> >> >> >> copying of this communication is strictly prohibited. If you have
> >> >> received
> >> >> >> this e-mail in error, please notify the sender immediately by
> reply
> >> >> e-mail
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> >> >>
> >>
>
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