P Ath V Erification - Asus DS300j G2 Series User Manual

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"
P v
ath erIfIcatIon
Path verification monitors any failed paths and automatically verifies them if they become available again.
There are two Path Verification Settings:
• Enable / disable
• Verification period in seconds
c P v s
hAnging Ath erificAtion ettings
To make path verification settings:
241
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 Verification box to enable path verification.
Uncheck to disable.
3. Click the arrows or type a new value in the Path Verification Period field to change the interval.
30 seconds is the default value.
4. Click the Apply button.
5. Click the OK button in the confirmation box.
The new setting takes effect immediately.
See also:
• Load Balance Policy
• "PDO Removal" on page 241
• "Refreshing the Objects" on page 242
PDo r
emoval
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.
c Pdo r s
hAnging eMovAl ettings
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.
DS300f G2 Series User Manual