Marion, Turning load-balance=none fixed it. Speeds back up to 500mbps
Thanks for all the help. John Bittner -----Original Message----- From: Marion Hakanson [mailto:[email protected]] Sent: Tuesday, February 08, 2011 3:03 PM To: Discussion list for OpenIndiana Subject: Re: [OpenIndiana-discuss] Multipath IO Dual LSI 9211-8i [email protected] said: > Upgraded to openindiana oi_148 and now unit boots all the way and > seems to be ok but the performance of the array has dropped from > 500mps to 100mps. I am testing 13) 600gig 15k drives with 2 SSD's (log > and cache). When I do a test I do see both controllers accessing the > drives. Shouldn't one controller be the primary and the secondary just > waiting? With mpxio enabled, the default is to use round-robin load-balancing. On our Dell MD1200 JBOD's this makes things very slow. Try setting load-balance=none (in /kernel/drv/scsi_vhci.conf). You can do this on a per-device basis, or system-wide. Regards, Marion _______________________________________________ OpenIndiana-discuss mailing list [email protected] http://openindiana.org/mailman/listinfo/openindiana-discuss -- BEGIN-ANTISPAM-VOTING-LINKS ------------------------------------------------------ Teach Canit xAntispam if this mail is spam: Spam: http://mx1.xantispam.net/canit/b.php?i=01E5w2S35&m=1383b1033081&c=s Not spam: http://mx1.xantispam.net/canit/b.php?i=01E5w2S35&m=1383b1033081&c=n Forget vote: http://mx1.xantispam.net/canit/b.php?i=01E5w2S35&m=1383b1033081&c=f ------------------------------------------------------ END-ANTISPAM-VOTING-LINKS _______________________________________________ OpenIndiana-discuss mailing list [email protected] http://openindiana.org/mailman/listinfo/openindiana-discuss
