On Sat, Jul 02, 2005 at 02:12:42PM +0100, Wojciech Sobczuk wrote: > I have a very busy dual-RAID1 machine, doing tens up to hundreds of queries > per second. After around 6 days of running at that kind of a load > postgresql starts processing queries very very slowly (load jumps to 40 from > 2) which brings my system to it's knees. The only thing which helps then is > hard-restarting postgresql - and then it works fine for another 6 days. > Rebooting the machine has no influence on the performance so it seems to be > a postgresql issue. Erm, what about vacuum? What kind of queries? explain analyze of such "slow" query might help a lot to find a reason.
p. -- Paweł Bernat; uselessness' lover; select'<asm'||chr(64)||'asm'||'.'||'flynet'||chr(46)||'pl>'as email; Slowly and surely the unix crept up on the Nintendo user ... ---------------------------(end of broadcast)--------------------------- TIP 9: In versions below 8.0, the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match