any guess as to the number of messages you're processing at the time?
Have you looked at the output of vmstat -S to check on swap (si/so)?
i'd also be curious about the # of iops you're seeing when the
utilization's at 100%.... i wouldn't normally recommend using a single
disk system as a mail server if you have high volume...
[email]gmolakalhotmail.com[/email] (Gopala) wrote in message news:<c55c3d6f.0306231539.535a6aa1posting.google. com>...> It is a common thing that we see with UFS filesytems. System seems to
> be heavily in I/O waits. Try to change your FS to VxFS and try again.
> Unless you are sure that you have high volume of mail, I dont think
> memory is a problem.
> Can someone from SUN comment about this High I/O waits seen on UFS &|
> DiskSuite configurations ??
> "Viper" <viperatnospamviperdotzadotnet> wrote in message news:<3ef60d16$0$231hades.is.co.za>...> > Hi,
> > I am running a blade 100 as a mail server with 128MB ram,
> > I am using sendmail with Trend VirusWall and eManager I have noticed
> > that after some time my io will increase to around 80/90% utilization.
> > Making the machine very slow to user intervention.
> > if I do a iostat -x 5 the drive will remain on 100 until I've stopped my
> > software. While running top I noticed that my swap file was 500MB
> > and I only have 1mb of available ram.
> > I have placed an order for 1gb of ram, I would like to know if you think
> > adding more ram will solve my problem.
> > Would the io be so high due to the large swap file and not enough free ram?
> > Thanks