From: | Andrew Dunstan <andrew(dot)dunstan(at)2ndquadrant(dot)com> |
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To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>, Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp>, Dmitry Dolgov <9erthalion6(at)gmail(dot)com>, Jeff Janes <jeff(dot)janes(at)gmail(dot)com>, Ashutosh Bapat <ashutosh(dot)bapat(at)enterprisedb(dot)com>, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
Subject: | Re: why partition pruning doesn't work? |
Date: | 2018-06-15 14:25:27 |
Message-ID: | 5d746bd9-8a79-93c8-885e-f005f7bd06df@2ndQuadrant.com |
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Lists: | pgsql-hackers |
On 06/15/2018 10:02 AM, Tom Lane wrote:
> Andrew Dunstan <andrew(dot)dunstan(at)2ndquadrant(dot)com> writes:
>> OK, lousyjack is back online with this, new and improved. It currently
>> takes 7.5 hours for a run. Should I also add -DCATCACHE_FORCE_RELEASE?
> I did some experimentation yesterday with valgrind plus both
> RELCACHE_FORCE_RELEASE and CATCACHE_FORCE_RELEASE. I didn't find
> any new bugs, but adding CATCACHE_FORCE_RELEASE makes things quite
> a lot slower :-(. Not sure it's worth it.
>
>
OK.
cheers
andrew
--
Andrew Dunstan https://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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