Sun Microsystems V890, V880 manual Troubleshooting disk drives and DVD drives

Troubleshooting

Troubleshooting disk drives and DVD drives

This section describes the symptoms of disk drive and DVD drive failures and suggests solutions to correct the problem.

Symptom: The operating system reports a disk drive read, write, or parity error or reports a DVD drive read error or parity error.

Solution: Replace the drive that is indicated in the failure message. The operating system identifies the internal drives as shown in the following table.

Operating	Drive physical location and target
system address
c1t<X>d0s0	Disk drive, target <X> (<X> represents the target
	number and slot number, 0 to 5)
c0t6d0s0	DVD drive, target 6

Symptom: The disk drive fails to respond to commands.

Solution: To test the disk drives:

1.Enter:

/usr/sbin/shutdown -y -i0 -g0

The system shuts down.

2.At the ok prompt, enter the following commands: setenv auto-boot? false

reset-all

The system resets.

3.Enter: probe-scsi

The program displays a message that is similar to the following:

LiD HA LUN			--- Port WWN ---	-----Disk description -----
0	0	0	21000004cf72f08f	SEAGATE ST373405FSUN3660438
1	1	0	21000004cf721553	SEAGATE ST373405FSUN3660438
2	2	0	21000004cf7213ea	SEAGATE ST373405FSUN3660438
6	6	0	508002000016b5b1	SUNW	SUNWGS INT FCBPL9224
3	3	0	21000004cf72114b	SEAGATE	ST373405FSUN3660438
4	4	0	21000004cf7211ae	SEAGATE	ST373405FSUN3660438
5	5	0	21000004cf7214a3	SEAGATE	ST373405FSUN3660438

186 Avaya CMS Sun Fire V880/V890 Installation, Maintenance, and Troubleshooting May 2006