Re: Protect syscache from bloating with negative cache entries

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От bruce@momjian.us
Тема Re: Protect syscache from bloating with negative cache entries
Дата
Msg-id 20190204224318.GA32538@momjian.us
обсуждение исходный текст
Ответ на RE: Protect syscache from bloating with negative cache entries  ("Tsunakawa, Takayuki" <tsunakawa.takay@jp.fujitsu.com>)
Ответы RE: Protect syscache from bloating with negative cache entries  ("Tsunakawa, Takayuki" <tsunakawa.takay@jp.fujitsu.com>)
RE: Protect syscache from bloating with negative cache entries  ("Ideriha, Takeshi" <ideriha.takeshi@jp.fujitsu.com>)
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Дерево обсуждения 
On Mon, Feb 4, 2019 at 08:23:39AM +0000, Tsunakawa, Takayuki wrote:
> Horiguchi-san, Bruce, all, So, why don't we make
> syscache_memory_target the upper limit on the total size of all
> catcaches, and rethink the past LRU management?

I was going to say that our experience with LRU has been that the
overhead is not worth the value, but that was in shared resource cases,
which this is not.

-- 
  Bruce Momjian  <bruce@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

+ As you are, so once was I.  As I am, so you will be. +
+                      Ancient Roman grave inscription +

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