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Sun StorEdge[TM] 3510/3511/3310/3320: Getting "soft errors" reported by iostat (Doc ID 1003547.1)

Last updated on MARCH 06, 2017

Applies to:

Sun Storage 3310 Array - Version Not Applicable and later
Sun Storage 3510 FC Array - Version Not Applicable and later
Sun Storage 3511 SATA Array - Version Not Applicable and later
Sun Storage 3320 SCSI Array - Version Not Applicable and later
All Platforms

Symptoms

A Sun Storage[TM] 3510 is receiving thousands of soft errors on two logical disks (below). Soft errors are reported by using the "iostat -e" command:

# iostat -en
---- errors ---
s/w h/w trn tot
0 0 0 0 c1t0d0
0 0 0 0 c1t1d0
0 0 0 0 c2t0d0
0 0 0 0 c2t1d0
0 6 0 6 c0t0d0
116568 0 0 116568 c5t44d0
0 0 0 0 c8t44d0
0 0 0 0 c5t44d2
0 0 0 0 c5t44d1
0 0 0 0 c8t44d2
0 0 0 0 c8t44d1
0 0 0 0 c6t44d3
0 0 0 0 c6t44d2
0 0 0 0 c6t44d1
1592 0 0 1592 c6t44d0
0 0 0 0 c7t44d3
0 0 0 0 c7t44d2
0 0 0 0 c7t44d1
0 0 0 0 c7t44d0

There are absolutely no messages in the /var/adm/messages file, and there seems to be nothing wrong with the array itself.

Why are these soft errors occurring?

Cause

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