On Sep 24, 2011, at 4:21 PM, Guillaume Lelarge wrote: > On Sat, 2011-09-24 at 14:43 -0500, Neil Tiffin wrote: >> On Sep 24, 2011, at 1:31 PM, Joe Conway wrote: >> >>> On 09/23/2011 02:33 PM, Neil Tiffin wrote: >>>> I have shared_buffers in the config file set for 32 MB and pgAdmin >>>> reports a value of 32 MB, but pgAdmin also says the current value is >>>> 4096. Can anyone point me to any docs about why the current value >>>> may be different than the config value? Temp_buffers are the same >>>> way, config file 8MB, but current value in pgAdmin is 1024? >>> >>> Internally shared_buffers is tracked as number of 8K pages. >>> >>> postgres=# show shared_buffers; >>> shared_buffers >>> ---------------- >>> 32MB >>> (1 row) >>> >>> postgres=# select setting from pg_settings where name='shared_buffers'; >>> setting >>> --------- >>> 4096 >>> (1 row) >>> >>> postgres=# select 4096 * 8 / 1024 as MB; >>> mb >>> ---- >>> 32 >>> (1 row) >>> >>> HTH, >> >> Excellent, just what I was looking for. I know there had to be a simple explanation, even though it seems a little retarded that pgAdmin does not point this out. > > And how do you get that value from pgAdmin? the config editor gives me > the value with its unit, so I guess it's not from the config editor. > I got the values from selecting in pgAdmin: Tools -> Server Configuration -> postgresql.conf, then I get a table with setting name, value, current value, and comment columns. The 'value' column shows the unit, but the 'current value' column does not, at least on Mac OS X. Neil -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general
