| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov> |
| Cc: | "Greg Smith" <gsmith(at)gregsmith(dot)com>, "Hannu Krosing" <hannu(at)krosing(dot)net>, "Aidan Van Dyk" <aidan(at)highrise(dot)ca>, "Kyle Cordes" <kyle(at)kylecordes(dot)com>, "Bruce Momjian" <bruce(at)momjian(dot)us>, "PostgreSQL-development" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Improving compressibility of WAL files |
| Date: | 2009-01-09 16:15:08 |
| Message-ID: | 26126.1231517708@sss.pgh.pa.us |
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| Lists: | pgsql-general pgsql-hackers |
"Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov> writes:
> Greg Smith <gsmith(at)gregsmith(dot)com> wrote:
>> I thought at one point that the direction this was going toward was to
>> provide the size of the WAL file as a parameter you can use in the
>> archive_command:
> Hard to beat for performance. I thought there was some technical
> snag.
Yeah: the archiver process doesn't have that information available.
regards, tom lane
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