That a good idea. That way, if your database slows during specific windows in time, you can vacuum larger sizes, etc. Seemingly would help you better manage your vacuuming against system loading.
Greg On Tue, 2002-10-15 at 19:22, Gavin Sherry wrote: > Hi all, > > I'm thinking that there is an improvement to vacuum which could be made > for 7.4. VACUUM FULLing large, heavily updated tables is a pain. There's > very little an application can do to minimise dead-tuples, particularly if > the table is randomly updated. Wouldn't it be beneficial if VACUUM could > have a parameter which specified how much of the table is vacuumed. That > is, you could specify: > > VACUUM FULL test 20 precent; > > Yes, terrible syntax but regardless: this would mean that we could > spread the vacuum out and not, possibly, be backing up queues. ANALYZE > could be modified, if necessary. > > Thoughts? > > Gavin > > > ---------------------------(end of broadcast)--------------------------- > TIP 4: Don't 'kill -9' the postmaster
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