Re: [GENERAL] index growth

2006-04-09 Thread Tom Lane
Alex Mayrhofer <[EMAIL PROTECTED]> writes: > a recent REINDEX reduced that index from about 3 pages to 18000. That's not bloat, that's normal overhead. The traditional rule of thumb for a btree is that at steady state, pages will be about 2/3rds full. REINDEX packs pages to 90% IIRC, but you

Re: [GENERAL] index growth

2006-04-09 Thread Alex Mayrhofer
Tom Lane wrote: > Alex Mayrhofer <[EMAIL PROTECTED]> writes: >> i have a bunch of indices over rather frequently updated large tables. Those >> indices grow in size with the updates, so i frequently re-index them. > > That usually shouldn't be necessary since PG 7.4 or so. Do you have > some stra

Re: [GENERAL] index growth

2006-04-09 Thread Tom Lane
Alex Mayrhofer <[EMAIL PROTECTED]> writes: > i have a bunch of indices over rather frequently updated large tables. Those > indices grow in size with the updates, so i frequently re-index them. That usually shouldn't be necessary since PG 7.4 or so. Do you have some strange pattern of index key u

[GENERAL] index growth

2006-04-09 Thread Alex Mayrhofer
Hi, i have a bunch of indices over rather frequently updated large tables. Those indices grow in size with the updates, so i frequently re-index them. Are there any plans to add REINDEX estimation/jobs to the autovacuum process - or, alternatively, any options on reducing the growth rate of those