Re: Vacuum analyze with 7 millions records ... takes 1

On Fri, 12 Oct 2001, [iso-8859-1] Herv� Piedvache wrote:

> I have a table (not so big) 7 millions records ... about 13 fields
> inside and 5 indexes ...
> I'm usign a Bi-Pentium III 800 Mhz with 1Gb under Linux kernel 2.4.10
> ... and the database do nothing else !
>
> Inside this table I insert about 10000 records every days, and have to
> update some records (about 3 to 10 000) by day.
>
> So if I want a good timing access to my database I have to vacuum
> analyze it every day ...
>
> But the vacuum analyze take about 1 hour ... exactly 59 minutes ... ;) I
> hour the table is locked ... so impossible to be used :(
>
> Do you have any idea to get a better result for the vacuum ... ? And why
> it take 1 hour ?
>
> Or any solutionq to get good timing and better results ? ;)

Hmm, I'm not sure if it'll help, but have you tried dropping the indexes,
doing the vacuum and recreating them?  If nothing else, it might cut the
unavailable time down.