Harmonic MediaGrid Installation And Configuration Manual page 204

Chapter 7 Administrative Procedures
When the confirmation message appears, click
Within a short while, the
Cancel Evacuation
ContentServer/ContentStore
Lastly, after a short delay, SystemManager shows an estimated time of completion. This
estimate is based on the rate at which the Harmonic MediaGrid has copied slices so far, and
the number of slices remaining, without regard to slice sizes. This estimate will change with
increased/decreased load on the system or network, or with significant variation in the size of
slices to be moved.
5. Monitor the progress of the evacuation.
If the evacuation appears to be stuck at 99% or 100%, this may mean the shelf has not

yet reported that it is done deleting the last few slices that were copied to other shelves.
Wait a few minutes for the CS Status to update.
When evacuation is complete, the CS Status changes to "Evacuated" and the following

message appears:
Data migration for <component name> has completed. The component
may be retired.
NOTE: After a shelf is evacuated, the value for "Free Space (%)" may be slightly less than 100. This is
expected following a successful evacuation.
If an error occurs, refer to

for troubleshooting the particular error that occurred.
If necessary, you may cancel the evacuation by clicking

canceling an evacuation does not return the data that has already been transferred back
to the original shelf.
Following a cancellation, you must return the shelf to normal service (see
rebalance the ContentServers and ContentStores in the cluster (see
Proceed to

6. Navigate to the
ContentStore that was evacuated.
NOTE: For the ContentStore 5840, be sure to navigate to the correct Properties page for the shelf
(drawer) that was evacuated.
7. From the
that was evacuated.
For instructions, refer to "Destroying a RAID Set" in the Harmonic SystemManager User
Guide.
8. For the shelf that was evacuated, replace the original drives with higher capacity drives.
For instructions, refer to "Replacing a Hard Drive" in Chapter 1, "Replacing a ContentServer
and Related Components", or in Chapter 2, "Replacing a ContentStore and Related
Components", in the Harmonic MediaGrid Component Replacement Guide.
9. Using SystemManager, create new RAID sets for the shelf that was expanded.
For instructions, refer to "Creating a RAID Set with Auto Create" or "Creating a RAID Set" in
the Harmonic SystemManager User Guide.
10. From the
shelf that was evacuated to return the shelf to normal service.
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Write Disable
. The CS Status field changes to "Evacuating", which also appears on the
Properties
Possible Errors During Shelf Evacuation
Step 6
only after the evacuation has successfully completed.
Properties
page and click
RAID Sets
section of the
Shelf Evacuation Control/Status
Drive Capacity Expansion in a Harmonic MediaGrid RAID System
OK
.
Evacuate
and buttons change to
Servers & Switches
page and the
Wink On
to identify the physical ContentServer or
Properties
page, destroy all of the RAID sets for the shelf
page in SystemManager, click
204
Write Enable
page).
and follow the instructions
Cancel Evacuation
. Note that
Step 10) and
Step 12).
Write Enable
Harmonic MediaGrid Release 4.1
and
for the