-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On Tuesday 14 October 2003 02:16 pm, Tom Lane wrote: > "Jeremy M. Guthrie" <[EMAIL PROTECTED]> writes: > > Is there any way to determine how much of the free space map is currently > > i= n=20 > > use?(ie. where and what it is tracking?) I vacuum on a regular basis but > > I= =20 > > never hold in terms of disk space usage. > > Not in 7.3 AFAIR. In 7.4 a full-database VACUUM VERBOSE will end with > the info you want: > > regression=# vacuum verbose; > ... much cruft ... > INFO: free space map: 11 relations, 144 pages stored; 272 total pages > needed DETAIL: Allocated FSM size: 1000 relations + 20000 pages = 178 kB > shared memory. VACUUM > regression=# > > This tells me I'm only using about 1% of the FSM space (272 out of 20000 > page slots). > > > I jacked up the free space map=20 > > pages but this doesn't appear to be working. > > You know you have to restart the postmaster to make those changes take > effect, right? Yup. I still see no effect after restart.
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> regards, tom lane - -- Jeremy M. Guthrie Systems Engineer Berbee 5520 Research Park Dr. Madison, WI 53711 Phone: 608-298-1061 Berbee...Decade 1. 1993-2003 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.2 (GNU/Linux) iD8DBQE/jFH8qtjaBHGZBeURAkKkAJ0cDa31C4VKxlHoByFaGY3EtQwMdwCgmA5k +Z9GUE3l7LIJVl9rII7d3TU= =gkIR -----END PGP SIGNATURE----- ---------------------------(end of broadcast)--------------------------- TIP 4: Don't 'kill -9' the postmaster
