IBM Storwize V7000, Troubleshooting And Maintenance Manual

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Attention: This service action has serious implications if not performed properly.
If at any time an error is encountered not covered by this procedure, stop and call
IBM Support.
Note: The web browser must not block pop-up windows, otherwise progress
windows cannot open.
Run the recovery from any node canisters in the system; the node canisters must
not have participated in any other system.
Note: Each individual stage of the recovery procedure might take significant time
to complete, dependant upon the specific configuration.
Before performing this procedure, read the recover system procedure introductory
information; see “Recover system procedure” on page 71.
Procedure
1. Point your browser to the service IP address of one of the node canisters.
If the IP address is unknown or has not been configured, assign an IP address
using the initialization tool; see “Procedure: Changing the service IP address of
a node canister” on page 61.
2. Log on to the service assistant.
3. Check that all node canisters that were members of the system are online and
have candidate status.
If any nodes display error code
550
or
578
, remove their system data to place
them into candidate status; see “Procedure: Removing system data from a node
canister” on page 59.
4. Select Recover System from the navigation.
5. Follow the online instructions to complete the recovery procedure.
a. Verify the date and time of the last quorum time. The time stamp must be
less than 30 minutes before the failure. The time stamp format is
YYYYMMDD hh:mm , where YYYY is the year, MM is the month, DD is the
day, hh is the hour, and mm is the minute.
Attention: If the time stamp is not less than 30 minutes before the failure,
call IBM Support.
b.
Verify the date and time of the last backup date. The time stamp must be
less than 24 hours before the failure. The time stamp format is
YYYYMMDD
hh:mm , where YYYY is the year, MM is the month, DD is the day, hh is the
hour, and mm is the minute.
Attention: If the time stamp is not less than 24 hours before the failure,
call IBM Support.
Changes made after the time of this backup date might not be restored.
Results
Any one of the following categories of messages may be displayed:
v
T3 successful
The volumes are back online. Use the final checks to get your environment
operational again.
v
T3 recovery completed with errors
Chapter 7. Recovery procedures
75