Hello,
Sorry for my poor english,
My problem :
I meet some performance problem during load increase.
massive update of 50.000.000 records and 2.000.000 insert with a weekly
frequency in a huge table (+50.000.000 records, ten fields, 12 Go on hard disk)
current performance obtained : 120
Hi Larry,
Do you run vacuum and analyze frequently?
Did you check PowerPostgresql.com for hints about PostgreSQL tuning?
http://www.powerpostgresql.com/Docs/
You can increase wal_buffers, checkpoint_segments and checkpoint_timeout
much higher.
Here is a sample which works for me.
wal_buffers =
Hi, Larry,
Hi, Sven,
Sven Geisler wrote:
You can increase wal_buffers, checkpoint_segments and checkpoint_timeout
much higher.
You also should increase the free space map settings, it must be large
enough to cope with your weekly bunch.
Markus
--
Markus Schaber | Logical TrackingTracing
On 7/26/06, [EMAIL PROTECTED] [EMAIL PROTECTED] wrote:
Hello,
Sorry for my poor english,
My problem :
I meet some performance problem during load increase.
massive update of 50.000.000 records and 2.000.000 insert with a weekly
frequency in a huge table (+50.000.000 records, ten fields, 12