From: Fujii Masao on
On Tue, May 11, 2010 at 10:13 AM, Tom Lane <tgl(a)sss.pgh.pa.us> wrote:
> There's a complaint over here
> http://archives.postgresql.org/pgsql-general/2010-05/msg00365.php
> about the archiver process not being very swift to adopt a new
> value of archive_command.  This is because it only reacts to SIGHUP
> once per outer loop, ie, only after completing an archiving cycle.
> This is unhelpful in the example case, since the point of changing
> the command is to get it to finish archiving faster.
>
> How do people feel about adding
>
>                /* Check for config update */
>                if (got_SIGHUP)
>                {
>                        got_SIGHUP = false;
>                        ProcessConfigFile(PGC_SIGHUP);
>                }
>
> to the inner loop in pgarch_ArchiverCopyLoop?  This would allow
> a new archive_command value to be adopted immediately for the next
> copy attempt.  (Hm, I guess we'd need to recheck XLogArchiveCommandSet
> as well...)

Yeah, go for it.

Regards,

--
Fujii Masao
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
NTT Open Source Software Center

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