On Nov 5, 2010, at 8:16 AM, Bryan Hodgson wrote: > > Folks, > > I'm trying to figure out whether we should give ZFS / mpxio a shot > on one of our research servers, or simply skip it (as we have > previously). > > In Nov 2009 Cindy responded to a thread concerning ZFS device > issues, cfgadm, and mpxio: > > http://mail.opensolaris.org/pipermail/zfs-discuss/2009-November/033496.html > > I've got an x2270 with the Sun EZ-SAS HBA and external SATA JBODs > (not J4xxx). The external disks simply provide bulk storage; lousy > performance is not a concern, reliability is. For obscure reasons, > we're going to destroy / re-create those pools.
There is an easy answer here -- SATA disks only use one path, so you don't have to worry about mpxio at all. SAS disks should pick up mpxio by default. -- richard ZFS Tutorial at USENIX LISA'10 Conference next Monday www.RichardElling.com
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