Specifications

DS300f G2 Series User Manual
241
2. ClicktheoptionbuttonforoneoftheLoadPolicies.
• FailoverPolicy
• RoundRobinPolicy
• RoundRobinwithSubsetPolicy
• LeastQueueDepthPolicy
3. ClicktheNextbutton.
ThePathSelectiontabdisplays.
4. Taketheactionappropriateforyourpolicyselection.
• ForRoundRobinandLeastQueueDepth,noactionisrequired.Skiptostep5.
• ForFailover,movethepathyouwanttobeactivetothePrimary Path Selectedpane.
MoveallotherpathstothePath Availablepane.
• ForRoundRobinwithSubset,movethepathsyouwanttobe
activetothePrimary Path Selectedpane.
MovethepathsyouwantasstandbytothePath Availablepane.
YoucanhaveallpathsintheSubset.
5. ClicktheNextbutton.
TheSummarytabdisplaysthecurrentandselected(new)policy.
6. ClicktheFinishbuttontoapplyyoursettings.
Thenewsettingstakeeffectimmediately.
See also:
• “Round Robin Count”
• “Refreshing the Objects”
Path verIfIcatIon
Pathvericationmonitorsanyfailedpathsandautomaticallyveriesthemiftheybecomeavailableagain.
TherearetwoPathVericationSettings:
• Enable/disable
• Vericationperiodinseconds
chAnging PAth verificAtion settings
Tomakepathvericationsettings:
1. Do one of the following actions:
• ClicktheAdvancedSettings icon.
• FromtheOperationsmenu,chooseAdvanced Settings.
TheAdvancedSettingsdialogboxappearswiththeMPIOParameterstabdisplayed.
2. ChecktheEnablePathVericationboxtoenablepathverication.
Unchecktodisable.
3. ClickthearrowsortypeanewvalueinthePathVericationPeriodeldtochangetheinterval.
30secondsisthedefaultvalue.
4. ClicktheApplybutton.
5. ClicktheOKbuttonintheconrmationbox.
Thenewsettingtakeseffectimmediately.
See also:
• LoadBalancePolicy
• “PDORemoval”onpage241
• “Refreshing the Objects” on page 242
PDo removal
PDOremovalreferstotheactionofdeletingamultipathinput/output(MPIO)diskfromtheWindowsDevice
Managerafterallpathstoaphysicaldeviceobject(PDO)havefailed.
PDOremoval interval referstothe period of time in secondsbetweenthe moment all paths to a PDOare
disconnectedandtheMPIOdiskdisappearsfromtheDeviceManager.
chAnging Pdo reMovAl settings
TochangePDOremovalsettings:
1. Do one of the following actions:
• ClicktheAdvancedSettings icon.
• FromtheOperationsmenu,chooseAdvanced Settings.
TheAdvancedSettingsdialogboxappearswiththeMPIOParameterstabdisplayed.