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From: Andrei Lepikhov <a.lepikhov@postgrespro.ru>
To: Thomas Munro <thomas.munro@gmail.com>
Cc: PostgreSQL mailing lists <pgsql-bugs@lists.postgresql.org>
Cc: a.rybakina <a.rybakina@postgrespro.ru>
Subject: Re: BUG #16925: ERROR: invalid DSA memory alloc request size 1073741824 CONTEXT: parallel worker
Date: Mon, 11 Dec 2023 09:26:33 +0700
Message-ID: <5192824e-370f-432e-918f-6b62cead4ae3@postgrespro.ru> (raw)
In-Reply-To: <CA+hUKGK6CHrAxgnjt2UM5oMMwMKmzNvqfC8QXWkxo50ag1u0jA@mail.gmail.com>
References: <16925-ec96d83529d0d629@postgresql.org>
	<CA+hUKGKo5N65N2WG7ywO0Wf7p1gBduB-UJO1QzpQTN1xSxoROg@mail.gmail.com>
	<CA+hUKGKYggD1k4Btd4S7HFfXdGJfmvxhv15LtoXpKAxm-GFYDg@mail.gmail.com>
	<CA+hUKGJWKafbqQ3+uByP-Ydb4poX+0DPJCTh3bbcneJkbLKV1w@mail.gmail.com>
	<CA+hUKGLYXpGmbWVKjsCJuWahynGORy1Afwra3ZJyk6YWQ16Vaw@mail.gmail.com>
	<9277414b-dbce-4a32-8aff-642e399e23e5@postgrespro.ru>
	<CA+hUKGK6CHrAxgnjt2UM5oMMwMKmzNvqfC8QXWkxo50ag1u0jA@mail.gmail.com>

On 10/12/2023 09:41, Thomas Munro wrote:
> On Wed, Dec 6, 2023 at 5:46 PM Andrei Lepikhov
> <a.lepikhov@postgrespro.ru> wrote:
>> This bug still annoyingly interrupts the queries of some clients. Maybe
>> complete this work?
> 
> Ugh, sorry.  We had a report, a repro and a candidate patch a couple
> of years ago, but I somehow completely forgot about it.  I have now
> added a CF entry (#4689).

Thanks. I think the Parallel Hash Join code is worth discovering extreme 
cases anyway, but in that case, we have quite a clear bug and must fix it.

-- 
regards,
Andrei Lepikhov
Postgres Professional






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  Subject: Re: BUG #16925: ERROR: invalid DSA memory alloc request size 1073741824 CONTEXT: parallel worker
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