| From: | Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com> |
|---|---|
| To: | Kyotaro HORIGUCHI <horiguchi(dot)kyotaro(at)lab(dot)ntt(dot)co(dot)jp>, Jim(dot)Nasby(at)BlueTreble(dot)com |
| Cc: | tgl(at)sss(dot)pgh(dot)pa(dot)us, robertmhaas(at)gmail(dot)com, craig(at)2ndquadrant(dot)com, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Protect syscache from bloating with negative cache entries |
| Date: | 2017-08-14 21:33:48 |
| Message-ID: | 09fa011f-4536-b05d-0625-11f3625d8332@2ndquadrant.com |
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| Lists: | pgsql-hackers |
On 1/24/17 02:58, Kyotaro HORIGUCHI wrote:
>> BTW, if you set a slightly larger
>> context size on the patch you might be able to avoid rebases; right
>> now the patch doesn't include enough context to uniquely identify the
>> chunks against cacheinfo[].
> git format-patch -U5 fuses all hunks on cacheinfo[] together. I'm
> not sure that such a hunk can avoid rebases. Is this what you
> suggested? -U4 added an identifiable forward context line for
> some elements so the attached patch is made with four context
> lines.
This patch needs another rebase for the upcoming commit fest.
--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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