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Unexpected sense
Hello,
On one of our Dell PowerEdge 2950 + md1000 we receive strange notifications in server's log file (CentOS 6 messages log):
Server Administrator: Storage Service EventID: 2095 Unexpected sense. SCSI sense data: Sense key: 5 Sense code: 35 Sense qualifier: 1: Enclosure 0:0 Controller 1, Connector 0
Same we see in openmanage's alertlog:
Severity : Ok
ID : 2095
Category : Storage Service
Description : Unexpected sense. SCSI sense data: Sense key: 5 Sense code: 35 Sense qualifier: 1: Enclosure 0:0 Controller 1, Connector 0
Should we worry about this? We have latest PERC 6/E Adapter firmware (6.3.3.0002).
Responses (2)
Solutions (0)

DELL-Daniel Ca
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Posted August 14th, 2015 15:00
Hello, Jaksis.
It sounds like you have a physical disk that's giving the controller some grief. It's probably due to a difference in firmware for this particular disk versus the others. Here's a link that will offer some insight into the various "sense keys" to help:
en.wikipedia.org/.../Key_Code_Qualifier
This one in particular has to do with an illegal request - unsupported enclosure function. Or, the firmware on the controller passed a command that the enclosure decided it didn't understand, or recognize.
I'd look into updating firmware on the disks, and the EMM's on the MD1000.
You can find that software here:
www.dell.com/.../DriversDetails;fileId=2731100091&osCode=WNET&productCode=powervault-md1000&languageCode=EN&categoryId=FW
Let me know if you have any questions or concerns.
Have a great weekend!