I keep getting these messages in one of my servers kernel logs (which is responsible for file operations). I wonder if anybody knows how serious are these issues. I cannot use smartmontools because the disks are handled by a 3ware card which has it's own (very limited tw_cli utility).
[2522065.275739] sd 0:0:1:0: [sdg] CDB:
[2522065.275741] Read(10): 28 00 2e 90 97 f8 00 00 08 00
[2522065.275750] end_request: I/O error, dev sdg, sector 781228024
[2522065.281091] Buffer I/O error on device sdg, logical block 97653503
[2522065.287157] sd 0:0:1:0: [sdg] Device not ready
[2522065.287163] sd 0:0:1:0: [sdg]
[2522065.287166] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[2522065.287168] sd 0:0:1:0: [sdg]
[2522065.287170] Sense Key : Not Ready [current]
[2522065.287174] sd 0:0:1:0: [sdg]
[2522065.287176] Add. Sense: Logical unit not ready, cause not reportable
[2522065.287179] sd 0:0:1:0: [sdg] CDB:
[2522065.287181] Read(10): 28 00 00 00 00 00 00 00 20 00
[2522065.287190] end_request: I/O error, dev sdg, sector 0
[2522065.291147] Buffer I/O error on device sdg, logical block 0
[2522065.291147] Buffer I/O error on device sdg, logical block 1
[2522065.291147] Buffer I/O error on device sdg, logical block 2
[2522065.308465] sd 0:0:1:0: [sdg] Device not ready
[2522065.308465] sd 0:0:1:0: [sdg]
[2522065.308465] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[2522065.308465] sd 0:0:1:0: [sdg]
[2522065.308465] Sense Key : Not Ready [current]
[2522065.308465] sd 0:0:1:0: [sdg]
[2522065.308465] Add. Sense: Logical unit not ready, cause not reportable
[2522065.308465] sd 0:0:1:0: [sdg] CDB:
[2522065.308465] Read(10): 28 00 00 00 00 00 00 00 08 00
[2522065.308465] end_request: I/O error, dev sdg, sector 0
Thanks!