Sun Microsystems StorEdge T3+, Service Manual

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8-4 Sun StorEdge T3 and T3+ Array Field Service Manual • September 2001
Drives u1d1-9 and u2d1-9 are logically configured and electrically connected to both
RAID controllers through loop 2 (path 1). During normal operations, drive u1d1-3
are accessed only by u1ctr through u1l2, loop 2 (path 1). Drives u2d1-3 are accessed
only by u2ctr through u2l2, loop 2 (path 1).
Drives u1d1-9 and u2d1-9 are logically configured and electrically connected to both
RAID controllers through loop 1 (path 0)and loop 2 (path 1).
The normal configuration information can be determined by using the following CLI
commands and interpreting the results.
■
fru stat
(see Section 8.2.1, “The fru stat Command” on page 8-5)
■
vol mode
(see Section 8.2.2, “The vol mode Command” on page 8-6)
■
port listmap
(see Section 8.2.3, “The port listmap Command” on page 8-6)
■
.loop stat
(see Section 8.2.4, “The .loop stat Command” on page 8-6)
■
.disk pathstat
(see Section 8.2.5, “The .disk pathstat Command” on page 8-7)
■
.disk linkstat
(see Section 8.2.6, “The .disk linkstat Command” on page 8-8)
The examples that follow show a Sun StorEdge T3 and T3+ array in a redundant
partner group configuration, with no failed FUR’s.