Unable to Write to LUNs on Shared External Sun Storage 2500 and 6000 Arrays

(Doc ID 1432573.1)

Last updated on OCTOBER 05, 2017

Applies to:

Sun Storage 6540 Array - Version Not Applicable and later
Sun Storage Flexline 380 Array - Version Not Applicable and later
Sun Storage 2540-M2 Array - Version Not Applicable and later
Sun Storage 6780 Array - Version Not Applicable and later
Sun Storage 2540 Array - Version Not Applicable and later
Information in this document applies to any platform.

Symptoms

LUNs from an external storage array can no longer be written to or read from.

For example:


Possibly the only SCSI command that works is a SCSI inquiry which allows the Solaris host to display the disk type and label in format. If even the inquiry command is prevented from completing successfully, the format output looks like this:

 

Cause

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