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.
LUNs from an external storage array can no longer be written to or read from.
- A label cannot be written to the LUN:
Warning: error writing EFI.
- Writing to a LUN using 'dd' fails with an I/O error:
# dd if=/dev/zero of=/dev/rdsk/c5t600A0B80006E5B1C0000541A4F6284EFd0s0 count=1
write: I/O error
1+0 records in
1+0 records out
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:
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In this Document