User`s guide

Example 7–12 (Cont.) Cloning a Mirrorset
Name Storageset Uses Used by
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C_M1 mirrorset DISK310 D499
M1 mirrorset DISK110 D411
DISK220
HSJ>
To manually clone a mirrorset use the following commands in sequential order:
1. SHOW DEVICES
2. SHOW MIRRORSETS
3. SET mirrorset-container-name NOPOLICY
4. SET mirrorset-container-name MEMBERSHIP=3
5. SET mirrorset-container-name REPLACE= disk-device-name
Wait for NORMALIZATION.
6. REDUCE disk-device-name
7. ADD MIRRORSET mirrorset-container-name disk-device-name
8. INITIALIZE mirrorset-container-name NODESTROY CHUNK=
9. ADD UNIT unit-name mirrorset-container-name
10. SHOW DEVICES
11. SHOW MIRRORSETS
The following is an example of the commands for cloning a mirrorset:
HSJ> SHOW DEVICES
HSJ> SHOW MIRRORSETS
HSJ> SET M1 NOPOLICY
HSJ> SET M1 MEMBERSHIP=3
HSJ> SET M1 REPLACE=DISK310
...wait for NORMALIZATION of M1...
HSJ> REDUCE DISK310
HSJ> ADD MIRRORSET C_M1 DISK310
HSJ> INITIALIZE C_M1 NODESTROY CHUNK=128
HSJ> ADD UNIT D499 C_M1
HSJ> SHOW DEVICES
HSJ> SHOW MIRRORSETS
Displays the units available for cloning.
Displays the mirrorsets which are currently configured.
Sets the replacement policy for mirrorset M1 to NOPOLICY so that spareset
members are not automatically added to the mirrorset
Sets the nominal membership of mirrorset M1 to three members.
Places disk DISK310 into mirrorset M1. The controller automatically starts
copying data to the new member to make it identical to the existing NORMAL
members.
7–94 Diagnostics and Utilities