On 26.01.2012 21:37, Peter Geoghegan wrote:
On 26 January 2012 16:48, Heikki Linnakangas
<heikki.linnakan...@enterprisedb.com>  wrote:
Ok, committed with some further cleanup.

Do you think the docs need to be updated for this, and if so,
where? The only place I found in the docs that speak about how the
bgwriter works is in config.sgml, where bgwriter_delay is
described. Want to suggest an update to that?

This new behaviour might warrant a mention, as in the attached

Hmm, the word "hibernate" might confuse people in this context. I
committed this as:

It then sleeps for <varname>bgwriter_delay</> milliseconds, and
repeats. When there are no dirty buffers in the buffer pool, though,
it goes into a longer sleep regardless of <varname>bgwriter_delay</>.


  Heikki Linnakangas
  EnterpriseDB   http://www.enterprisedb.com

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