Shelby Cain <[EMAIL PROTECTED]> writes:
> Sounds reasonable.  However, I don't see the same
> performance hit while doing bulk database operations
> (ie: inserts, deletes, updates).  Is that expected
> behavior?  Do vacuum operations fsync()/_commit() more
> often?

IIRC, vacuum fsyncs once per table (possibly more depending on whether
you add FULL, ANALYZE, etc).  Not clear what case you are considering
exactly.

                        regards, tom lane

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