Wednesday, March 23, 2011, 1:51:31 PM you wrote:
[rearranged for quoting]
> background writer stats
> checkpoints_timed | checkpoints_req | buffers_checkpoint | buffers_clean |
> maxwritten_clean | buffers_backend | buffers_alloc
>
-------------------+-----------------+--------------------+---------------+------------------+-----------------+---------------
> 3 | 0 | 99754 | 0
> | 0 | 115307 | 246173
> (1 row)
buffers_clean = 0 ?!
> But I don't understand how postgres is unable to fetch a free buffer.
> Does any body have an idea?
Somehow looks like the bgwriter is completely disabled. How are the
relevant settings in your postgresql.conf?
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