> > >Dell PowerEdge 1750 1U, 146Gig U320s. The Broadcoms seem to be a change > > >from the earlier 1550s with intel pro/100s (I prefer the intel's). > > > > So this is not the same hardware as before that was running releng_4 ? > > Yes, it is actually the same physical box.
> this one has me baffled as the machine seems perfectly sane for 18 hours > a day and can then turn into a slug from 10am-4pm (peak user activity). Is the disk layout the same as before? Any chance that two heavily used partitions are now on the same drive? Or a heavily used partition was on the fast end of the disk and is now on the slow end? Have you ruled out a mutex problem? Differences in memory usage / disk cache / disk algorithms between 4.x and 6.x ? _______________________________________________ freebsd-performance@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-performance To unsubscribe, send any mail to "[EMAIL PROTECTED]"