Re: enhance pg_log_backend_memory_contexts() to log memory contexts of auxiliary processes

From: Bharath Rupireddy <bharath(dot)rupireddyforpostgres(at)gmail(dot)com>
To: vignesh C <vignesh21(at)gmail(dot)com>
Cc: Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com>, torikoshia <torikoshia(at)oss(dot)nttdata(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: enhance pg_log_backend_memory_contexts() to log memory contexts of auxiliary processes
Date: 2021-11-15 16:57:36
Message-ID: CALj2ACV7kixV--J9oP42e65+Guo_i5MWd0rqTKtwLRidkeCT-A@mail.gmail.com
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On Mon, Nov 15, 2021 at 10:04 PM vignesh C <vignesh21(at)gmail(dot)com> wrote:
>
> On Mon, Nov 15, 2021 at 7:47 AM Bharath Rupireddy
> <bharath(dot)rupireddyforpostgres(at)gmail(dot)com> wrote:
> >
> > On Fri, Nov 5, 2021 at 11:12 AM Bharath Rupireddy
> > <bharath(dot)rupireddyforpostgres(at)gmail(dot)com> wrote:
> > > PSA v2 patch and review it.
> >
> > I've modified the docs part a bit, please consider v3 for review.
>
> Thanks for the update patch, Few comments:
> 1) Should we change "CHECK_FOR_INTERRUPTS()" to
> "CHECK_FOR_INTERRUPTS() or process specific interrupt handlers"

Done.

> 2) Should we mention Postmaster process also along with logger and
> statistics collector process
> + <glossterm linkend="glossary-backend">backend</glossterm> or the
> + <glossterm linkend="glossary-wal-sender">WAL sender</glossterm> or the
> + <glossterm linkend="glossary-auxiliary-proc">auxiliary
> process</glossterm>
> + with the specified process ID. All of the
> + <glossterm linkend="glossary-auxiliary-proc">auxiliary
> processes</glossterm>
> + are supported except the <glossterm
> linkend="glossary-logger">logger</glossterm>
> + and the <glossterm
> linkend="glossary-stats-collector">statistics collector</glossterm>
> + as they are not connected to shared memory the function can
> not make requests.
> + The backtrace will be logged at <literal>LOG</literal> message level.
> + They will appear in the server log based on the log configuration set
> + (See <xref linkend="runtime-config-logging"/> for more information),
> + but will not be sent to the client regardless of

Done.

Attaching v4 patch, please review it further.

Regards,
Bharath Rupireddy.

Attachment Content-Type Size
v4-0001-enhance-pg_log_backend_memory_contexts-to-log-mem.patch application/octet-stream 10.0 KB

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