| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com> |
| Cc: | hlinnaka(at)iki(dot)fi, andres(at)anarazel(dot)de, robertmhaas(at)gmail(dot)com, ideriha(dot)takeshi(at)jp(dot)fujitsu(dot)com, tomas(dot)vondra(at)2ndquadrant(dot)com, tgl(at)sss(dot)pgh(dot)pa(dot)us, tsunakawa(dot)takay(at)jp(dot)fujitsu(dot)com, alvherre(at)2ndquadrant(dot)com, pgsql-hackers(at)lists(dot)postgresql(dot)org, michael(dot)paquier(at)gmail(dot)com, david(at)pgmasters(dot)net, craig(at)2ndquadrant(dot)com |
| Subject: | Re: Protect syscache from bloating with negative cache entries |
| Date: | 2021-03-22 17:12:10 |
| Message-ID: | 20210322171210.GA21538@momjian.us |
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| Lists: | pgsql-hackers |
On Thu, Jan 28, 2021 at 05:16:52PM +0900, Kyotaro Horiguchi wrote:
> At Thu, 28 Jan 2021 16:50:44 +0900 (JST), Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com> wrote in
> > I was going to write in the doc something like "you can inspect memory
> > consumption by catalog caches using pg_backend_memory_contexts", but
> > all the memory used by catalog cache is in CacheMemoryContext. Is it
> > sensible for each catalog cache to have their own contexts?
>
> Something like this.
Is this feature not going to make it into PG 14? It first appeared in
the January, 2017 commitfest:
https://commitfest.postgresql.org/32/931/
--
Bruce Momjian <bruce(at)momjian(dot)us> https://momjian.us
EDB https://enterprisedb.com
If only the physical world exists, free will is an illusion.
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