HP StorageWorks SAN Virtualization Services Platform Administrator Guide (5697-0934, May 2011)

Table 8 Configuration problems (continued)
Corrective actionProblem
• Check the status of the EVA or MSA.
• Check the VSM interface as to whether the virtual disk
is listed as a partial status. Partial status means that one
or more of the EVA or MSA virtual disks that make up
a VSM virtual disk are not accessible to VSM. If it is a
partial status, check zoning and LUN masking to correct
the problem.
• Check the DPM logs as to whether the virtual disk is
listed in a PART status. A PART status means that one
or more of the EVA or MSA virtual disks that make up
the VSM virtual disk is not accessible to the DPM.
• Check DPM presentation to the host server.
Server I/O to virtual disk fails
• Check the status of the EVA or MSA.
• Check the VSM interface as to whether the virtual disk
is listed as a partial status. Partial status means that one
or more of the EVA or MSA virtual disks that make up
a VSM virtual disk are not accessible to VSM.
• Check for storage pool capacity. Low or no pool
capacity can cause cloning or replication tasks to fail.
• Check the EVA or MSA presentation.
VSM I/O fails/snapclone fails/Continuous Access
replication fails
• Check your zoning.
• Reboot the DPMs as needed.
• Reboot the VSMs as needed.
• Check if DPM licenses have been installed.
VSM does not see the DPMs
106 Basic maintenance and troubleshooting