Re: stats_ext test fails with -DCATCACHE_FORCE_RELEASE

From: Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: stats_ext test fails with -DCATCACHE_FORCE_RELEASE
Date: 2018-05-02 01:40:11
Message-ID: 9afdefec-770c-ebff-5422-51ebeec7c494@lab.ntt.co.jp
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On 2018/05/02 0:33, Tom Lane wrote:
> Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp> writes:
>> While playing around with a -DCATCACHE_FORCE_RELEASE build, I noticed that
>> stats_ext test failed with errors for multiple statements that looked like
>> this:
>> ERROR: invalid ndistinct magic 7f7f7f7f (expected a352bfa4)
>
> Interesting. How come the buildfarm hasn't noticed this? I should
> think that the CLOBBER_CACHE_ALWAYS animals, as well as the one(s)
> using -DCATCACHE_FORCE_RELEASE, would have shown failures.

I too wondered why. Fwiw, similar failure occurs in PG 10 branch.

Thanks,
Amit

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