Spectra T950 - Page 129

Chapter 4 — Configuring the Library Configuring Optional Library Settings
November 2016 User Guide—Spectra T950 Library
129
Tousethecontrollerfailoverfeature,youmustassignafailoverpartnerto
thecontrolleryouselectedtoprovidethepartition’sroboticcontrolpathto
therobotics.
Notes:  RIMsandF‐QIPscanbemixedinafailoverpair;aRIM2can
onlybeinafailoverpairwithanotherRIM2.
 Drivesusedtoprovidetheroboticcontrolpathcannotbe
configuredwithcontrollerfailover,howeveryoucanexport
thesamechangerinterfaceovermultipledrives inthe
partitiontoprovideredundancyaslongasyoursoftwarecan
supportthis.
 Ifdesired,youcanconfiguremultipleRIMsforthesame
partition
andexportthesamechangerinterfaceoverthemto
provideredundancyaslongasyoursoftwarecansupport
this.
 TheControllerFailoverfeatureisnotsupportedforany
F‐QIPthatisconnectedtoSCSIdrives.TheF‐QIPpair
configuredforControllerFailovercanonlybeusedto
providetheroboticcontrolpath.
 Controllerfailoverisnotsupportedon4Gb/secondF‐QIPs.
Ifyouhave4Gb/secondFibreChannelF‐QIPs,theFailover
buttondesnotdisplayontheControllersscreen.
 Ifyouconfigurecontrollerfailoverbeforeyoucreatestorage
partitions,thesecondarycontrollerinthefailoverpairisnot
availableforuseastheexportingcontrollerforthepartitions.
User Privilege Requirements Onlyauserwithsuperuseroradministrator
privilegescanconfigurecontrollerfailover.SeeUnderstandingUser
GroupsandSecurityonpage101forinformationaboutthethreetypesof
usergroupsandwhattypesofprivilegeseachhas.
Configure Controller Failover Usethefollowingstepstoenableand
configurecontrollerfailover.
1. Logintothelibraryasauserwithsuperuseroradministrator
privileges.