Re: When does VACUUM FULL not clean out all deleted data?

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От James Cloos
Тема Re: When does VACUUM FULL not clean out all deleted data?
Дата
Msg-id m34pdteh7k.fsf@lugabout.jhcloos.org
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Ответ на Re: When does VACUUM FULL not clean out all deleted data?  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: When does VACUUM FULL not clean out all deleted data?
Re: When does VACUUM FULL not clean out all deleted data?
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>>>>> "Tom" == Tom Lane <tgl@sss.pgh.pa.us> writes:

>> Why was the db using that extra five plus gigs?

Tom> Smells like a hadn't-been-vacuuming-often-enough problem.

Sorry, I forgot to mention:  autovacuum was enabled and I also ran
this script every night via cron:

#!/bin/bash
FULL=''
test $(date +%w) -eq 0 && FULL='FULL'
exec psql -U dbm -c "VACUUM ${FULL} VERBOSE ANALYZE" dbm

The app at least felt faster with the daily vacuum, even though
autovacuum was running.  I don't have a good explanation for that,
either.

-JimC
--
James Cloos <cloos@jhcloos.com>         OpenPGP: 1024D/ED7DAEA6

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