Re: Proposed doc-patch: Identifying the Current WAL file
От | Jeff Frost |
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Тема | Re: Proposed doc-patch: Identifying the Current WAL file |
Дата | |
Msg-id | Pine.LNX.4.64.0604151119520.9581@discord.dyndns.org обсуждение исходный текст |
Ответ на | Re: Proposed doc-patch: Identifying the Current WAL file (Bruce Momjian <pgman@candle.pha.pa.us>) |
Ответы |
Re: Proposed doc-patch: Identifying the Current WAL file
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Список | pgsql-docs |
On Sat, 15 Apr 2006, Bruce Momjian wrote: > Tom Lane wrote: > > No, I am not: > > $ touch x1 x2; touch x2 > $ sleep 2; ls -lt > total 0 > -rw-r--r-- 1 root postgres 0 Apr 15 14:04 x1 > -rw-r--r-- 1 root postgres 0 Apr 15 14:04 x2 > > If the write to x2 happens in the first second, but no later writes > happen, you still see x1 as first, even though x2 is the new one and > might have WAL data in it. The point is that the test does not have a > one-second window of showing the wrong answer, meaning I could wait for > 60 seconds, and still see the wrong WAL file at the top. Bruce, what does stat x1 x2 look like on your system? Which OS? Maybe we need caveats for various OSes? -- Jeff Frost, Owner <jeff@frostconsultingllc.com> Frost Consulting, LLC http://www.frostconsultingllc.com/ Phone: 650-780-7908 FAX: 650-649-1954
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