Tim Perdue wrote:
> I had this same problem with 7.1.x, even doing full vacuums on 
> SourceForge.net last year.
> 
> I assumed after a while that there was some hidden bug where file bloat 
> occurred, despite the vacuum. After 3 months or so, you'd have to 
> dump/restore the entire db and you'd be golden for a while again. After 
> the dump/restore process things seemed much snappier too, and vacuum ran 
> almost instantly.
> 
> I haven't verified if this problem still occurs in 7.2.x, using vacuum full.

Tim, I guess your problem is dead index pages that can't be reclaimed,
and it isn't fixed in 7.3.  Only REINDEX fixes it, and we have a
/contrib/reindexdb script in 7.3.

--
  Bruce Momjian                        |  http://candle.pha.pa.us
  [EMAIL PROTECTED]               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073

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