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Problem
System is logging errors from the lpfc kernel module.
Error Message
Jan 12 14:30:57 <system> kernel: lpfc 0000:0e:00.0: 0:(0):2757 Protocol failure detected during processing of FCP I/O op: tgt x2 lun x4116 cmnd
x2a rspInfo3 x3
Jan 12 14:30:57 <system> kernel: lpfc 0000:0e:00.0: 0:(0):2757 Protocol failure detected during processing of FCP I/O op: tgt x2 lun x4116 cmnd
x2a rspInfo3 x1
Jan 12 14:30:57 <system> last message repeated 47 times
Jan 12 14:30:57 <system> kernel: sd 2:0:2:16662: SCSI error: return code = 0x00070000
Jan 12 14:30:57 <system> kernel: end_request: I/O error, dev sdath, sector 113727576
Jan 12 14:30:57 <system> kernel: lpfc 0000:0e:00.0: 0:(0):2757 Protocol failure detected during processing of FCP I/O op: tgt x2 lun x4116 cmnd
x2a rspInfo3 x1
Cause
This specific problem was found to be the result of a defective cable between the switch and the array. VRTSvxvm was found to working properly.
Solution
The defective cable was replaced.
Applies To
VRTSvxvm-5.1.100.000-SP1_RHEL5.x86_64
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