Re: Help understanding SIReadLock growing without bound on completed transaction

From: "Mike Klaas" <mike(at)superhuman(dot)com>
To: "Thomas Munro" <thomas(dot)munro(at)gmail(dot)com>
Cc: "pgsql-general" <pgsql-general(at)postgresql(dot)org>, "Engineering-archive" <engineering-archive(at)superhuman(dot)com>
Subject: Re: Help understanding SIReadLock growing without bound on completed transaction
Date: 2020-05-22 02:22:52
Message-ID: kahktz8f.364db8ff-1a69-4e30-9be0-d42e1f1767b7@we.are.superhuman.com
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On Thu, May 21, 2020 at 5:19 PM, Thomas Munro < thomas(dot)munro(at)gmail(dot)com > wrote:

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> On Fri, May 22, 2020 at 7:48 AM Mike Klaas < mike@ superhuman. com (
> mike(at)superhuman(dot)com ) > wrote:
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>> pid:2263461
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> That's an unusually high looking pid. Is that expected, for example did
> you crank Linux's pid_max right up, or is this AIX, or something?
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Unfortunately I'm not sure exactly what it's running on as it's a cloud-provided database instance running on google cloud:

=> select version();

PostgreSQL 9.6.16 on x86_64-pc-linux-gnu, compiled by clang version 7.0.0-3~ubuntu0.18.04.1 (tags/RELEASE_700/final), 64-bit

-Mike

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