Re: [PATCH] postgres_fdw connection caching - cause remote sessions linger till the local session exit

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Bharath Rupireddy <bharath(dot)rupireddyforpostgres(at)gmail(dot)com>
Cc: Fujii Masao <masao(dot)fujii(at)oss(dot)nttdata(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: [PATCH] postgres_fdw connection caching - cause remote sessions linger till the local session exit
Date: 2021-01-28 20:22:51
Message-ID: 2688508.1611865371@sss.pgh.pa.us
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Bharath Rupireddy <bharath(dot)rupireddyforpostgres(at)gmail(dot)com> writes:
> On Tue, Jan 26, 2021 at 1:55 PM Fujii Masao <masao(dot)fujii(at)oss(dot)nttdata(dot)com> wrote:
>> Thanks for the patch! I also created that patch, confirmed that the test
>> successfully passed with -DENFORCE_REGRESSION_TEST_NAME_RESTRICTIONS,
>> and pushed the patch.

> Thanks a lot!

Seems you're not out of the woods yet:

https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=trilobite&dt=2021-01-26%2019%3A59%3A40

This is a CLOBBER_CACHE_ALWAYS build, so I suspect what it's
telling us is that the patch's behavior is unstable in the face
of unexpected cache flushes.

regards, tom lane

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