Re: [PATCH] Unremovable tuple monitoring
От | Robert Haas |
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Тема | Re: [PATCH] Unremovable tuple monitoring |
Дата | |
Msg-id | CA+TgmoYgXJARyXBBfc85dfKxdeTMLA5+wYQomvqBgZruerJ6_g@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: [PATCH] Unremovable tuple monitoring (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: [PATCH] Unremovable tuple monitoring
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Список | pgsql-hackers |
On Wed, Nov 16, 2011 at 9:34 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote: > Robert Haas <robertmhaas@gmail.com> writes: >> Not sure about the log line, but allowing pgstattuple to distinguish >> between recently-dead and quite-thoroughly-dead seems useful. > > The dividing line is enormously unstable though. pgstattuple's idea of > RecentGlobalXmin could even be significantly different from that of a > concurrently running VACUUM. I can see the point of having VACUUM log > what it did, but opinions from the peanut gallery aren't worth much. Hmm, you have a point. But as Yeb points out, it seems like we should at least try to be more consistent about the terminology. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company
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