RE: Protect syscache from bloating with negative cache entries - Mailing list pgsql-hackers

From Ideriha, Takeshi
Subject RE: Protect syscache from bloating with negative cache entries
Date
Msg-id 4E72940DA2BF16479384A86D54D0988A6F42847E@G01JPEXMBKW04
Whole thread Raw
In response to RE: Protect syscache from bloating with negative cache entries  ("Tsunakawa, Takayuki" <tsunakawa.takay@jp.fujitsu.com>)
Responses RE: Protect syscache from bloating with negative cache entries  ("Ideriha, Takeshi" <ideriha.takeshi@jp.fujitsu.com>)
List pgsql-hackers
>From: Tsunakawa, Takayuki
>Ideriha-san,
>Could you try simplifying the v15 patch set to see how simple the code would look or
>not?  That is:
>
>* 0001: add dlist_push_tail() ... as is
>* 0002: memory accounting, with correction based on feedback
>* 0003: merge the original 0003 and 0005, with correction based on feedback

Attached are simpler version based on Horiguchi san's ver15 patch, 
which means cache is pruned by both time and size.
(Still cleanup function is complex but it gets much simpler.)

Regards,
Takeshi Ideriha

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