On 3/11/10 5:19 AM, Chander Ganesan wrote:
> I've been reviewing HS/SR and have a couple of thoughts/notes:
> - The recovery_done_command is not documented (that I can find, at
> least) in the documentation.
> - There is (presently) no way to have PostgreSQL's standby node "clean
> up" unneeded WAL files (the %r parameter for archive_command). I saw
> some talk about adding a 'archive_cleanup_command' to recovery.conf, but
> that doesn't seem to work (yet). I think this should be listed as a
> to-do item on the wiki for this application (or if it was added after
> the alpha4 release, noted as a completed item.) Without a way to
> cleanup archives, the wal archive could end up getting very large, and
> even fill up the file system it is on...
Yes, a lot of this is going to be very manual for 9.0. I'm working on
documentation on how you can decide what to delete via cron job.
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