Re: alarming cache statistics

thanks - that did it - back where it should be at 97% (forgot about this option) Murray Wood wrote: > Bridget > > Reset the counters onstat -z > > Observe what is going on then. > Check onstat -u for unusual user activity. > > What are "normal" checkpoints? > What does sar say about CPU and Disk activity? > > MW > > -----Original Message----- > From: owner-informix-list@iiug.iiug.org > [mailto:owner-informix-list@iiug.iiug.org]On Behalf Of Bridget Reitsma > Sent: Tuesday, May 09, 2000 1:54 PM > To: informix-list@iiug.org > Subject: alarming cache statistics > > Hi, > > Due to users complaining that the system kept hanging and so forth I > thought I would take a look at and onstat -p and I found the following > alarming cache statistics > > Profile > dskreads pagreads bufreads %cached dskwrits > pagwrits bufwrits %cached > 1908666370 10475053 311718262 0.00 45811050 12854048 > 682128990 93.28 > > I have checked the online logs and there appear to be no unusual > errors. The engine has been up for 58 days - my checkpoint internals > are normal. Memory is a scarce resource but there is still about 200mb > available. The users are running tranactions as per usual - monthly > reporting is not till next week?! > > What is going on? I'm on 730UC5. > > Bridget