[pgpool-hackers: 3238] Re: pgbench: Flamegraph
Jesper Pedersen
jesper.pedersen at redhat.com
Fri Feb 8 23:36:46 JST 2019
Hi,
On 2/7/19 9:54 PM, Tatsuo Ishii wrote:
>> Are you able to generate these now ? I can keep sending to the mailing
>> list, but if you can create locally then I guess no need.
>
> Yes but there's something weird with the SVG. I see [unknown] at left
> most at the graph and it's very tall...
>
Looks like it is from the process start sequence as it is under
__libc_start_main(). <unknown> is stuff without the
-fno-omit-frame-pointer flag.
I would just do
grep PgpoolMain folded.perf > pgpool.perf
instead.
Best regards,
Jesper
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