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PowerPath Checklist — New Solaris Server and New Storage System
5-13
Solaris Installation Checklists
You are now ready to set up any optional software, such as SnapView
or MirrorView, on the storage system.
18 Server
Test PowerPath
with a license
key (cont.)
❑
Start I/O to the LUN.
❑
Identify the HBA sending I/O to LUN by viewing the output of the powermt
display dev=
x
every=2 command, and disconnect the cable to that HBA.
PowerPath product
guide
❑
View the output of the powermt display dev=
x
every=2 command, and
verify that
• The state of the uncabled paths becomes “dead.”
• I/O continues to the remaining path(s) to the LUN
,
indicating that the
path failover was successful, and PowerPath is working properly.
❑
Reconnect the cable that you disconnected from the HBA.
❑
If you did not follow the above steps exactly and caused any LUNs to
trespass, restore the LUNs to their original SP with the following
PowerPath command:
powermt restore
19 Server
VERITAS VxVM
For a server with VERITAS VxVM V3.1.1 or below
❑
Before you reboot the server, edit the /etc/rcS.d/S24powerstartup file to
add the following two lines to the bottom of the file after the last fi
character:
/etc/powermt set volume_open_policy=firstpath
echo "PowerPath:powermt set volume_open_policy=firstpath"
On the next reboot, the first path policy used by CLARiiON storage
systems will take effect.
VERITAS VxVM
documentation and
EMC manual on
installing and
configuring EMP power
devices with Solaris
applications
For a server with VERITAS VxVM V3.2 or above
❑
Issue the following command:
vxddladm addjbod vid=DGC pagecode 0x83 offset=8 length=16
You need to issue this command just once and it will take effect on the next
reboot.
Task
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