HP MSA Controllers - Manual (Page 60)

60 Troubleshooting
Can you view information about remote links?
Can you create a replication set?
Answer Possible reasons Actions
Yes System functioning properly. No action required.
No Communication link is down. • Check cable connections and reseat if necessary.
• Inspect cable for damage.
• Swap cables to determine if fault is caused by a defective
cable; replace cable if necessary.
• In SMU, review event logs for indicators of a specific fault
in a host or replication data path component.
• In SMU’s Configuration View panel, right-click the remote
system, and select Tools > Check Remote System Link.
Click Check Links.
Answer Possible reasons Actions
Yes System functioning properly. No action required.
No On controller enclosures with
iSCSI host interface ports,
replication set creation fails due
to use of CHAP.
If using CHAP (Challenge-Handshake Authentication
Protocol), configure it as described in the SMU topics “Using
the Replication Setup Wizard” or “Replicating a volume.”
No Unable to select the primary
volume (the volume containing
the data to replicate)?
• In SMU’s Configuration View panel, expand vdisk entries
to show secondary volumes.
• In SMU, review event logs for indicators of a specific fault
in a host or replication data path component.
No Unable to select the replication
mode?
• In SMU, review event logs for indicators of a specific fault
in a host or replication data path component.
• In SMU’s Configuration View panel, right-click a
subordinate volume, and select View > Overview to view
links.
• Local Replication mode replicates to a secondary volume
residing in the local storage system. Verify selection of a
valid local volume on vdisk.
• Remote Replication mode replicates to a secondary
volume residing in an independent storage system:
• Verify selection of valid remote vdisk
• Verify selection of valid remote volume on vdisk
• Verify valid IP address of remote system’s network port
• Verify user name with Manage role on remote system
• Verify user’s password on remote system
NOTE: If the remote system has not been added, it
cannot be selected.