Re: [GENERAL] unexplained autovacuum to prevent wraparound

2010-03-14 Thread Gordon Shannon
That looks like the fix for this, thanks! I will try to upgrade soon. -- Gordon On Sun, Mar 14, 2010 at 7:43 AM, Alvaro Herrera wrote: > Gordon Shannon escribió: > > Ah, now I see what you meant. Forgive me, I thought you were referring > to > > the pg_autovacuum table in 8.3 where you have to

Re: [GENERAL] unexplained autovacuum to prevent wraparound

2010-03-14 Thread Alvaro Herrera
Gordon Shannon escribió: > Ah, now I see what you meant. Forgive me, I thought you were referring to > the pg_autovacuum table in 8.3 where you have to specifiy something for each > column, and -1 says use the default. It appears in 8.4.0 I have to > explicitly set ALL (?) other storage parameter

Re: [GENERAL] unexplained autovacuum to prevent wraparound

2010-03-13 Thread Gordon Shannon
Ah, now I see what you meant. Forgive me, I thought you were referring to the pg_autovacuum table in 8.3 where you have to specifiy something for each column, and -1 says use the default. It appears in 8.4.0 I have to explicitly set ALL (?) other storage parameters to -1 to get the default, other

Re: [GENERAL] unexplained autovacuum to prevent wraparound

2010-03-12 Thread Gordon Shannon
Thanks, but I do want 1%. On Fri, Mar 12, 2010 at 5:19 PM, Joshua D. Drake wrote: > On Fri, 2010-03-12 at 16:45 -0700, Gordon Shannon wrote: > > This is 8.4, there is no pg_autovacuum table. I set it like this: > > > > alter table foo set (autovacuum_analyze_scale_factor=0.01); > > That is 1% ch

Re: [GENERAL] unexplained autovacuum to prevent wraparound

2010-03-12 Thread Joshua D. Drake
On Fri, 2010-03-12 at 16:45 -0700, Gordon Shannon wrote: > This is 8.4, there is no pg_autovacuum table. I set it like this: > > alter table foo set (autovacuum_analyze_scale_factor=0.01); That is 1% changes. I think you want .10 Sincerely, Joshua D. Drake > -- PostgreSQL.org Major Contr

Re: [GENERAL] unexplained autovacuum to prevent wraparound

2010-03-12 Thread Gordon Shannon
This is 8.4, there is no pg_autovacuum table. I set it like this: alter table foo set (autovacuum_analyze_scale_factor=0.01); On Fri, Mar 12, 2010 at 4:31 PM, Alvaro Herrera wrote: > Gordon Shannon escribió: > > > One possibly interesting thing is that this seems to have started just > after

Re: [GENERAL] unexplained autovacuum to prevent wraparound

2010-03-12 Thread Alvaro Herrera
Gordon Shannon escribió: > One possibly interesting thing is that this seems to have started just after > I set foo's autovacuum_analyze_scale_factor to 0.01, since I wanted more > frequent analyze runs. I wonder if that could be related. You probably set the other values to 0, which includes th

[GENERAL] unexplained autovacuum to prevent wraparound

2010-03-12 Thread Gordon Shannon
It appears to me that in my 8.4.0 system, autovacuum is running to prevent wraparound contrary to the documentation. I have it set to a tables' relfrozenxid has to get to 1.5 billion before that kicks in: > show autovacuum_freeze_max_age; 15 > show vacuum_freeze_table_age; 13