On Wed, Jun 23, 2010 at 2:43 PM, Jeff Bacon <ba...@walleyesoftware.com> wrote: >> >> Swapping the 9211-4i for a MegaRAID 8888ELP (mega_sas) improves >> >> performance by 30-40% instantly and there are no hangs anymore so > I'm >> >> guessing it's something related to the mpt_sas driver. > > Wait. The mpt_sas driver by default uses scsi_vhci, and scsi_vhci by > default does load-balance round-robin. Have you tried setting > load-balance="none" in scsi_vhci.conf?
That didn't help. -- Giovanni Tirloni gtirl...@sysdroid.com _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
