Portable Media Storage User Manual
3-28
EMC Installation Roadmap for CX-Series and FC-Series Storage Systems
Linux Installation Checklist
You are now ready to set up any optional software, such as SnapView
or MirrorView, on the storage system.
19 Server
Test PowerPath
with a license key
If you have a PowerPath license key
Note If your PowerPath license key is not registered, the load balancing policy
is restricted to basic failover.
❑
View the LUNs available to the server using the following PowerPath
command:
powermt display dev=all class=clariion
PowerPath product
guide
❑
Choose one available LUN to receive I/O for the test.
❑
View the paths to the chosen LUN using the following PowerPath
command:
powermt display dev=
x
every=2
where
x
is a pseudo device that represents the chosen LUN.
❑
Start I/O to the LUN.
❑
Identify the HBA sending I/O to the LUN by viewing the output of the
powermt display dev=
x
every=2 command, and disconnect the cable to
that HBA.
❑
View the output of the powermt display dev=
x
every=2 command, and
verify that
• The state of the uncabled path(s) becomes “dead.”
• I/O continues to the remaining path(s) to the LUN
,
indicating that the
failover path was successful, and PowerPath is working properly.
❑
Reconnect the cable that you disconnected from the HBA.
❑
If you caused any LUNs to trespass, restore the LUNs to their original SP
with the following PowerPath command:
powermt restore
Task
With Access Logix Reference Document