[pgpool-hackers: 480] Re: penultimate patch for exception and memory manager ( EXCEPTION_MGR branch)

Ahsan Hadi ahsan.hadi at enterprisedb.com
Wed Apr 2 12:47:08 JST 2014


On 2 Apr 2014 03:39, "Tatsuo Ishii" <ishii at postgresql.org> wrote:
>
> > Hi Tatsuo,
> >
> > When do you think we would be ready to start committing the changes from
> > the development branch to the master branch?
>
> The EXCEPTION_MGR branches is behind the master branch, some recent
> commits made on master are missing. Once the EXCEPTION_MGR catches up
> master branch, I will try regression test. If the test passes, I think
> we can merge the EXCEPTION_MGR to master branch.
>

Sounds good. Usama can sync the exception_mgr branch with the master branch
as a priority. This is important feature for pgpool 3.4.

In addition to regression we should run our pgbench performance with this
branch to ensure no performance regression.

> Best regards,
> --
> Tatsuo Ishii
> SRA OSS, Inc. Japan
> English: http://www.sraoss.co.jp/index_en.php
> Japanese: http://www.sraoss.co.jp
>
> > -- Ahsan
> >
> >
> > On Tue, Apr 1, 2014 at 8:25 PM, Muhammad Usama <m.usama at gmail.com>
wrote:
> >
> >> 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]
> >>>>>
> >>>>> /home/t-ishii/work/
git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool[0x4058a7]
> >>>>>
> >>>>> /home/t-ishii/work/
git.postgresql.org/pgpool2/src/test/regression/temp/installed/bin/pgpool[0x40882f]
> >>>>>
> >>>>> /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%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
>
> >>>>> 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
> >>>>>
> >>>>>
> >>>>
> >>>
> >>
> >
> >
> > --
> > Ahsan Hadi
> > Snr Director Product Development
> > EnterpriseDB Corporation
> > The Enterprise Postgres Company
> >
> > Phone: +92-51-8358874
> > Mobile: +92-333-5162114
> >
> > Website: www.enterprisedb.com
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> >
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