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8-1
C H A P T E R
8
Troubleshooting Your Array
This chapter covers the following maintenance and troubleshooting topics:
■
“RAID LUNs Not Visible to the Host” on page 8-1
■
“Controller Failover” on page 8-2
■
“Rebuilding Logical Drives” on page 8-3
■
“Identifying a Failed Drive for Replacement” on page 8-7
■
“Recovering From Fatal Drive Failure” on page 8-11
■
“SES Temperature Sensor Locations” on page 8-13
■
“Modifying Drive-Side SCSI Parameters” on page 8-15
■
“Troubleshooting Flowcharts” on page 8-15
For more troubleshooting tips, refer to the Sun StorEdge 3510 FC Release Notes at:
http://www.sun.com/products-n-solutions/hardware/docs/
Network_Storage_Solutions/Workgroup/3510
8.1
RAID LUNs Not Visible to the Host
Caution –
When mapping partitions to LUN IDs, there must be a LUN 0.
Otherwise, none of the LUNs will be visible.
By default, all RAID arrays are preconfigured with one or two logical drives. For a
logical drive to be visible to the host server, its partitions must be mapped to host
LUNs. For mapping details, refer to
“Mapping Logical Drive Partitions to Host
. Check that you have completed this task.
To make the mapped LUNs visible to a specific host, perform any steps required for
your operating system or environment. For host-specific information about different
operating environments and operating systems, see:
Summary of Contents for StorEdge 3000 Series
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