Re: Idea about better configuration options for sort memory
От | Bruce Momjian |
---|---|
Тема | Re: Idea about better configuration options for sort memory |
Дата | |
Msg-id | 200402031612.i13GCnS10394@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: Idea about better configuration options for sort memory ("scott.marlowe" <scott.marlowe@ihs.com>) |
Ответы |
Re: Idea about better configuration options for sort memory
Re: Idea about better configuration options for sort |
Список | pgsql-hackers |
scott.marlowe wrote: > On Mon, 2 Feb 2004, Tom Lane wrote: > > > "scott.marlowe" <scott.marlowe@ihs.com> writes: > > > any chance of having some kind of max_total_sort_mem setting to keep > > > machines out of swap storms, or would that be a nightmare to implement? > > > > I don't see any reasonable way to do that. > > I didn't think there was. just hoping... :-) Someone asked for this in Copenhagen, and I said we can't see how to do it. The only idea I had as to give the first requestor 50% of the total, then a second query 50% of the remaining memory. Is that better than what we have? -- 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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