From: David Steele <david@pgmasters.net>
To: Kyotaro HORIGUCHI <horiguchi.kyotaro@lab.ntt.co.jp>
To: tgl@sss.pgh.pa.us
Cc: tsunakawa.takay@jp.fujitsu.com
Cc: alvherre@alvh.no-ip.org
Cc: andres@anarazel.de
Cc: robertmhaas@gmail.com
Cc: michael.paquier@gmail.com
Cc: Jim.Nasby@bluetreble.com
Cc: craig@2ndquadrant.com
Cc: pgsql-hackers@postgresql.org
Subject: Re: Re: Protect syscache from bloating with negative cache entries
Date: Wed, 21 Mar 2018 15:28:07 -0400
Message-ID: <43095b16-14fc-e4d8-3310-2b86eaaab662@pgmasters.net> (raw)
In-Reply-To: <20180315.141246.130742928.horiguchi.kyotaro@lab.ntt.co.jp>
References: <352.1520482349@sss.pgh.pa.us>
<20180309.174001.202113825.horiguchi.kyotaro@lab.ntt.co.jp>
<20180312.173408.162882093.horiguchi.kyotaro@lab.ntt.co.jp>
<20180315.141246.130742928.horiguchi.kyotaro@lab.ntt.co.jp>
On 3/15/18 1:12 AM, Kyotaro HORIGUCHI wrote:
> At Mon, 12 Mar 2018 17:34:08 +0900 (Tokyo Standard Time), Kyotaro HORIGUCHI <horiguchi.kyotaro@lab.ntt.co.jp> wrote in >
> The attached is the patch set including this plancache stuff.
>
> 0001- catcache time-based expiration (The origin of this thread)
> 0002- introduces dynahash pruning feature
> 0003- implement relcache pruning using 0002
> 0004- (perhaps) independent from the three above. PoC of
> plancache pruning. Details are shown above.
It looks like this should be marked Needs Review so I have done so. If
that's not right please change it back or let me know and I will.
Regards,
--
-David
david@pgmasters.net
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To: pgsql-hackers@postgresql.org
Cc: david@pgmasters.net, horiguchi.kyotaro@lab.ntt.co.jp, tgl@sss.pgh.pa.us, tsunakawa.takay@jp.fujitsu.com, alvherre@alvh.no-ip.org, andres@anarazel.de, robertmhaas@gmail.com, michael.paquier@gmail.com, Jim.Nasby@bluetreble.com, craig@2ndquadrant.com
Subject: Re: Re: Protect syscache from bloating with negative cache entries
In-Reply-To: <43095b16-14fc-e4d8-3310-2b86eaaab662@pgmasters.net>
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