Drive events

 

 

 

 

 

Drive Event Messages

Description

Cause

Action

 

 

 

 

 

Data Underrun

The controller has detected

Signal error.

Check cabling,

WWN:xx xx xx xx xx xx Py

a data underrun from the

 

Disk I/O card, and

OP:zz

indicated drive. This is

 

make sure that the

 

caused by the controller

 

hard drive is

 

detecting a bad CRC in a

 

correctly seated.

 

frame, and usually indicates

 

 

 

 

a link problem, either with

 

 

 

 

cabling or an enclosure. The

 

 

 

 

meaning of each field is as

 

 

 

 

follows:

 

 

 

 

WWN: Drive World Wide

 

 

 

 

Name

 

 

 

 

P:

Drive port number

 

 

 

 

OP: SCSI command code

 

 

 

 

 

 

 

 

Drive Busy

The drive indicated has

Drive is busy and

No action

SN:xx xx xx xx xx xx Py

returned a Busy status to a

cannot accept any

necessary.

OP:zz

command. The meaning of

more commands.

 

 

 

each field is as follows:

 

 

 

 

SN: Serial Number

 

 

 

 

P:

Drive port number

 

 

 

 

OP: SCSI command code

 

 

 

 

 

 

 

 

Drive CC

The drive indicated has

Typically because

No action

SN:xx xx xx xx xx xx Py

returned a Check Condition

of a

necessary.

OP:zz SN:aa EXT:bb QL:cc

status to a command. The

non-recoverable

 

 

 

meaning of each field is as

media error,

 

 

 

follows:

hardware error.

 

 

 

SN: Serial Number

 

 

 

 

P:

Drive port number

 

 

 

OP: SCSI command code

SN: SCSI sense key

EXT: SCSI extended sense key

QL: SCSI extended sense key qualifier

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