From: | Christopher Browne <cbbrowne(at)acm(dot)org> |
---|---|
To: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: Checkpoints are occurring too frequently... |
Date: | 2005-07-12 20:38:14 |
Message-ID: | m3oe972215.fsf@mobile.int.cbbrowne.com |
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Thread: | |
Lists: | pgsql-general |
> LOG: checkpoints are occurring too frequently (19 seconds apart)
> HINT: Consider increasing the configuration parameter
> "checkpoint_segments".
> LOG: checkpoints are occurring too frequently (12 seconds apart)
> HINT: Consider increasing the configuration parameter
> "checkpoint_segments".
> LOG: checkpoints are occurring too frequently (12 seconds apart)
> HINT: Consider increasing the configuration parameter
> "checkpoint_segments".
> LOG: checkpoints are occurring too frequently (11 seconds apart)
> HINT: Consider increasing the configuration parameter
> "checkpoint_segments".
> LOG: checkpoints are occurring too frequently (12 seconds apart)
> HINT: Consider increasing the configuration parameter
> "checkpoint_segments".
>
> What does this mean and what causes it ???
This generally happens as a result of having LOTS of updates going
into the database.
If you're doing bulk loads of data, this is absolutely normal.
It probably is a good idea to increase the specified config parameter;
that can improve performance for most of the cases where the message
comes up.
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