From: | Andreas Kretschmer <andreas(at)a-kretschmer(dot)de> |
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To: | pgsql-performance(at)lists(dot)postgresql(dot)org |
Subject: | Re: 8.2 Autovacuum BUG ? |
Date: | 2018-01-23 14:17:27 |
Message-ID: | be4983c9-ae44-f068-ee02-d4b7e4c8d2bd@a-kretschmer.de |
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Lists: | pgsql-performance |
Am 23.01.2018 um 12:51 schrieb pavan95:
> Hi Andreas,
>
> Yes I'm facing problem because of this huge WAL(archive log) generation. As
> it is seriously consuming a lot of disk space almost close to 50GB per day
> even if the DML's don't have that impact in this WAL generation.
>
> Previously the archive_log size is nearly 2 to 3 GB a day. Now with the same
> set of DML's how is it being generated to 50GB is my burning doubt.
Will so many wals continue to be produced?
>
> I just wanted to know how to stabilize this issue, as checking and deleting
> the archive logs on hourly basis is not a good idea.
Don't delete wal's!
> Finally, I'm looking how to reduce this back to normal. Thanks in Advance.
have you set archive_mode to on and defined an archive_command?
Wal-files will be reused after 2 checkpoints.
Is there something in the logs?
Regards, Andreas
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