Re: Another small bug (pg_autovacuum)
От | Bruce Momjian |
---|---|
Тема | Re: Another small bug (pg_autovacuum) |
Дата | |
Msg-id | 200309131626.h8DGQd206637@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: Another small bug (pg_autovacuum) ("Matthew T. O'Connor" <matthew@zeut.net>) |
Список | pgsql-hackers |
Patch applied as part of Christopher Browne's patch. --------------------------------------------------------------------------- Matthew T. O'Connor wrote: > On Fri, 2003-09-12 at 09:35, Bruce Momjian wrote: > > Matthew T. O'Connor wrote: > > > I made a patch to fix this, but in testing it I noticed that the stats > > > system doesn't work on shared tables as I was expecting it too (as my > > > latest patch requires it too :-). It treats instances of shared tables > > > in separate databases as totally unique tables. This makes it hard to > > > know how much activity has really gone on for a shared table. > > > > > > Is the behavior of the following example expected / desired? > > > > I suspect is just a bug because no one noticed it before. As I > > understand it, the stats system is recorded per-database. We could add > > stuff so the global tables are only recorded in template1 or perhaps > > record in template1 but report template1's numbers for all databases. > > OK, well as we wait on the fix for the stats system, let me submit my > patch for pg_autovacuum. This patch assumes that the stats system will > be fixed so that all inserts, updates and deletes performed on shared > tables reguardless of what database those commands were executed from, > will show up in the stats shown in each database. > > Even if this the stats system isn't fixed, this patch still is much > better about monitoring system tables that aren't shared, so it's an > improvement no matter what. > > Matthew T. O'Connor > > [ Attachment, skipping... ] [ Attachment, skipping... ] -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 359-1001+ If your life is a hard drive, | 13 Roberts Road + Christ can be your backup. | Newtown Square, Pennsylvania19073
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