We are running a qmail/vpopmail 'cluster' with the backend storage shared via
NFS from a Solaris 8 system. Our mail system delivers approximately 400K
messages a day on a disk system that has 30 10K drives in a RAID 10 setup.
This has worked fine for us for a few years, but we are now finding
I've had similar problems on our server platform that is much more modest in
both hardware although demand is probably the same.
We generally handle about 300k messages a day inbound that are from outside,
plus there are 20k or so a day internal (we're an ISP, so by internal I mean
messages that
