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PowerPath Checklist - New HP-UX Server and Existing Storage System
2-25
HP-UX 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 (cont.)
❑
View the paths to the chosen LUN
using the following PowerPath
command:
powermt display dev=
x
every=2
where
x
is a device that
represents the chosen LUN.
❑
View the paths to the chosen LUN
using the following PowerPath
command:
powermt display dev=
x
every=2
where
x
is a device that
represents the chosen LUN
PowerPath product
guide
❑
Start I/O to the LUN.
❑
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.
❑
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.
❑
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 path failover was
successful, and PowerPath is
working properly.
❑
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 path failover was
successful, and PowerPath is
working properly.
❑
Reconnect the cable that you
disconnected from the HBA.
❑
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
❑
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
20
Server
Make LUNs
available to
HP-UX
❑
Prepare the LUNs to receive data
using the Logical Volume
Manager (LVM).
If HP-UX does not recognize any
LUNs, verify the connection to the
Storage Group.
❑
Prepare the LUNs to receive data
using the Logical Volume
Manager (LVM).
Host connectivity guide
and HP-UX
documentation
Task
With Access Logix Without Access Logix Reference Document