How to prevent Buffer I/O Error during the boot time in Linux 6 (Doc ID 1515713.1)

Last updated on MAY 23, 2017

Applies to:

Linux OS - Version Oracle Linux 6.1 to Oracle Linux 6.3 [Release OL6U1 to OL6U3]
Exalogic Elastic Cloud X4-2 Hardware - Version X4 to X4 [Release X4]
Information in this document applies to any platform.

Symptoms

The server gets below Buffer I/O error during boot time under kernel 2.6.32-220.el6.x86_64 in Linux 6, and the storage is Sun Storagetek 6140 operating in active/passive mode.

Oct 15 13:07:01 png1bkme4 kernel: sd 1:0:0:1: [sdc] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
Oct 15 13:07:01 png1bkme4 kernel: sd 1:0:0:1: [sdc] Sense Key : Illegal Request [current]
Oct 15 13:07:01 png1bkme4 kernel: sd 1:0:0:1: [sdc] <> ASC=0x94 ASCQ=0x1ASC=0x94 ASCQ=0x1
Oct 15 13:07:01 png1bkme4 kernel: sd 1:0:0:1: [sdc] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
Oct 15 13:07:01 png1bkme4 kernel: end_request: I/O error, dev sdc, sector 0
Oct 15 13:07:01 png1bkme4 kernel: Buffer I/O error on device sdc, logical block 0
Oct 15 13:07:02 png1bkme4 kernel: sd 1:0:0:1: [sdc] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
Oct 15 13:07:02 png1bkme4 kernel: sd 1:0:0:1: [sdc] Sense Key : Illegal Request [current]
Oct 15 13:07:02 png1bkme4 kernel: sd 1:0:0:1: [sdc] <> ASC=0x94 ASCQ=0x1ASC=0x94 ASCQ=0x1
Oct 15 13:07:02 png1bkme4 kernel: sd 1:0:0:1: [sdc] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
Oct 15 13:07:02 png1bkme4 kernel: end_request: I/O error, dev sdc, sector 0
Oct 15 13:07:02 png1bkme4 kernel: Buffer I/O error on device sdc, logical block 0

 

Cause

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