查询Storage的相关信息，发现果然是连接Server与Storage的一台交换机断电过，冗余的两台交换机，一台接UPS, 一台接市电，防止UPS损坏导致系统异常。刚好前两天由于特殊情况停过电 。

Jun 8 04:04:08 gnd-rac01 syslogd 1.4.1: restart.
Jun 8 04:04:08 gnd-rac01 snmpd[1271]: NET-SNMP version 5.1.2
Jun 8 05:32:53 gnd-rac01 kernel: ide-cd: cmd 0x1e timed out
Jun 8 05:32:53 gnd-rac01 kernel: hda: irq timeout: status=0xd0 { Busy }
Jun 8 05:32:53 gnd-rac01 kernel: hda: irq timeout: error=0x00
Jun 8 05:32:53 gnd-rac01 kernel: hda: ATAPI reset complete
Jun 8 12:58:48 gnd-rac01 kernel: qla2xxx 0000:01:00.0: LOOP DOWN detected (2).
Jun 8 12:59:33 gnd-rac01 kernel: SCSI error : <3 0 1 2> return code = 0x10000
Jun 8 12:59:33 gnd-rac01 kernel: SCSI error : <3 0 1 2> return code = 0x10000
Jun 8 12:59:33 gnd-rac01 kernel: SCSI error : <3 0 0 1> return code = 0x10000
Jun 8 12:59:33 gnd-rac01 kernel: Error:Mpx:Path Bus 3 Tgt 0 Lun 2 to CK200074100595 is dead.
Jun 8 12:59:33 gnd-rac01 kernel: Error:Mpx:Killing bus 3 to Clariion CK200074100595 port SP A5.
Jun 8 12:59:33 gnd-rac01 kernel: Error:Mpx:Path Bus 3 Tgt 0 Lun 1 to CK200074100595 is dead.
Jun 8 12:59:33 gnd-rac01 kernel: Error:Mpx:Path Bus 3 Tgt 0 Lun 0 to CK200074100595 is dead.
Jun 8 12:59:33 gnd-rac01 kernel: Error:Mpx:Path Bus 3 Tgt 1 Lun 1 to CK200074100595 is dead.
Jun 8 12:59:33 gnd-rac01 kernel: Error:Mpx:Killing bus 3 to Clariion CK200074100595 port SP B5.
Jun 8 12:59:33 gnd-rac01 kernel: Error:Mpx:Path Bus 3 Tgt 1 Lun 2 to CK200074100595 is dead.
Jun 8 12:59:33 gnd-rac01 kernel: Error:Mpx:Path Bus 3 Tgt 1 Lun 0 to CK200074100595 is dead.
Jun 8 13:00:09 gnd-rac01 kernel: qla2xxx 0000:01:00.0: LIP reset occured (f8f7).
Jun 8 13:00:09 gnd-rac01 kernel: qla2xxx 0000:01:00.0: LIP occured (f8f7).
Jun 8 13:00:09 gnd-rac01 kernel: qla2xxx 0000:01:00.0: LIP reset occured (f7f7).
Jun 8 13:00:19 gnd-rac01 kernel: qla2xxx 0000:01:00.0: LIP reset occured (f8f7).
Jun 8 13:00:20 gnd-rac01 kernel: qla2xxx 0000:01:00.0: LOOP UP detected (4 Gbps).
Jun 8 13:04:44 gnd-rac01 kernel: Info:Mpx:Path Bus 3 Tgt 0 Lun 2 to CK200074100595 is alive.
Jun 8 13:04:44 gnd-rac01 kernel: Info:Mpx:Path Bus 3 Tgt 0 Lun 0 to CK200074100595 is alive.
Jun 8 13:04:44 gnd-rac01 kernel: Info:Mpx:Path Bus 3 Tgt 1 Lun 1 to CK200074100595 is alive.
Jun 8 13:04:44 gnd-rac01 kernel: Info:Mpx:Path Bus 3 Tgt 0 Lun 1 to CK200074100595 is alive.
Jun 8 13:04:44 gnd-rac01 kernel: Info:Mpx:Path Bus 3 Tgt 1 Lun 2 to CK200074100595 is alive.
Jun 8 13:04:44 gnd-rac01 kernel: Info:Mpx:Path Bus 3 Tgt 1 Lun 0 to CK200074100595 is alive.
Jun 8 13:27:15 gnd-rac01 kernel: qla2xxx 0000:01:00.0: LOOP DOWN detected (2).
Jun 8 13:28:00 gnd-rac01 kernel: SCSI error : <3 0 1 2> return code = 0x10000
Jun 8 13:28:00 gnd-rac01 kernel: SCSI error : <3 0 0 1> return code = 0x10000
Jun 8 13:28:00 gnd-rac01 kernel: SCSI error : <3 0 1 2> return code = 0x10000
Jun 8 13:28:00 gnd-rac01 kernel: SCSI error : <3 0 1 0> return code = 0x10000
Jun 8 13:28:00 gnd-rac01 kernel: SCSI error : <3 0 1 2> return code = 0x10000
Jun 8 13:28:00 gnd-rac01 kernel: Error:Mpx:Path Bus 3 Tgt 1 Lun 1 to CK200074100595 is dead.
Jun 8 13:28:00 gnd-rac01 kernel: Error:Mpx:Killing bus 3 to Clariion CK200074100595 port SP B5.
Jun 8 13:28:00 gnd-rac01 kernel: Error:Mpx:Path Bus 3 Tgt 1 Lun 2 to CK200074100595 is dead.
Jun 8 13:28:00 gnd-rac01 kernel: Error:Mpx:Path Bus 3 Tgt 1 Lun 0 to CK200074100595 is dead.
Jun 8 13:28:00 gnd-rac01 kernel: Error:Mpx:Path Bus 3 Tgt 0 Lun 2 to CK200074100595 is dead.
Jun 8 13:28:00 gnd-rac01 kernel: Error:Mpx:Killing bus 3 to Clariion CK200074100595 port SP A5.
Jun 8 13:28:00 gnd-rac01 kernel: Error:Mpx:Path Bus 3 Tgt 0 Lun 1 to CK200074100595 is dead.
Jun 8 13:28:00 gnd-rac01 kernel: Error:Mpx:Path Bus 3 Tgt 0 Lun 0 to CK200074100595 is dead.
Jun 8 13:28:36 gnd-rac01 kernel: qla2xxx 0000:01:00.0: LIP reset occured (f8f7).
Jun 8 13:28:45 gnd-rac01 kernel: qla2xxx 0000:01:00.0: LIP reset occured (f8f7).
Jun 8 13:28:46 gnd-rac01 kernel: qla2xxx 0000:01:00.0: LOOP UP detected (4 Gbps).
Jun 8 13:33:11 gnd-rac01 kernel: Info:Mpx:Path Bus 3 Tgt 1 Lun 1 to CK200074100595 is alive.
Jun 8 13:33:11 gnd-rac01 kernel: Info:Mpx:Path Bus 3 Tgt 0 Lun 2 to CK200074100595 is alive.
Jun 8 13:33:11 gnd-rac01 kernel: Info:Mpx:Path Bus 3 Tgt 0 Lun 1 to CK200074100595 is alive.
Jun 8 13:33:11 gnd-rac01 kernel: Info:Mpx:Path Bus 3 Tgt 1 Lun 2 to CK200074100595 is alive.
Jun 8 13:33:11 gnd-rac01 kernel: Info:Mpx:Path Bus 3 Tgt 1 Lun 0 to CK200074100595 is alive.
Jun 8 13:33:11 gnd-rac01 kernel: Info:Mpx:Path Bus 3 Tgt 0 Lun 0 to CK200074100595 is alive.
Jun 9 05:28:11 gnd-rac01 kernel: ide-cd: cmd 0x1e timed out
Jun 9 05:28:11 gnd-rac01 kernel: hda: irq timeout: status=0xd0 { Busy }
Jun 9 05:28:11 gnd-rac01 kernel: hda: irq timeout: error=0x00
Jun 9 05:28:12 gnd-rac01 kernel: hda: ATAPI reset complete
Jun 9 08:51:25 gnd-rac01 kernel: ide-cd: cmd 0x1e timed out
Jun 9 08:51:25 gnd-rac01 kernel: hda: irq timeout: status=0xd0 { Busy }
Jun 9 08:51:25 gnd-rac01 kernel: hda: irq timeout: error=0x00
Jun 9 08:51:25 gnd-rac01 kernel: hda: ATAPI reset complete
Jun 9 11:02:16 gnd-rac01 kernel: ide-cd: cmd 0x1e timed out
Jun 9 11:02:16 gnd-rac01 kernel: hda: irq timeout: status=0xd0 { Busy }
Jun 9 11:02:16 gnd-rac01 kernel: hda: irq timeout: error=0x00
Jun 9 11:02:16 gnd-rac01 kernel: hda: ATAPI reset complete
Jun 9 14:17:29 gnd-rac01 kernel: ide-cd: cmd 0x1e timed out
Jun 9 14:17:29 gnd-rac01 kernel: hda: irq timeout: status=0xd0 { Busy }
Jun 9 14:17:29 gnd-rac01 kernel: hda: irq timeout: error=0x00
Jun 9 14:17:29 gnd-rac01 kernel: hda: ATAPI reset complete
Jun 9 15:00:39 gnd-rac01 kernel: ide-cd: cmd 0x1e timed out
Jun 9 15:00:39 gnd-rac01 kernel: hda: irq timeout: status=0xd0 { Busy }
Jun 9 15:00:39 gnd-rac01 kernel: hda: irq timeout: error=0x00
Jun 9 15:00:39 gnd-rac01 kernel: hda: ATAPI reset complete
Jun 9 22:08:21 gnd-rac01 kernel: ide-cd: cmd 0x1e timed out
Jun 9 22:08:21 gnd-rac01 kernel: hda: irq timeout: status=0xd0 { Busy }
Jun 9 22:08:21 gnd-rac01 kernel: hda: irq timeout: error=0x00
Jun 9 22:08:21 gnd-rac01 kernel: hda: ATAPI reset complete
Jun 10 08:24:17 gnd-rac01 kernel: ide-cd: cmd 0x1e timed out
Jun 10 08:24:17 gnd-rac01 kernel: hda: irq timeout: status=0xd0 { Busy }
Jun 10 08:24:17 gnd-rac01 kernel: hda: irq timeout: error=0x00
Jun 10 08:24:17 gnd-rac01 kernel: hda: ATAPI reset complete

Jun 8 04:04:13 gnd-rac02 syslogd 1.4.1: restart.
Jun 8 04:04:13 gnd-rac02 snmpd[13034]: NET-SNMP version 5.1.2
Jun 8 08:43:24 gnd-rac02 kernel: ide-cd: cmd 0x1e timed out
Jun 8 08:43:24 gnd-rac02 kernel: hda: irq timeout: status=0xd0 { Busy }
Jun 8 08:43:24 gnd-rac02 kernel: hda: irq timeout: error=0x00
Jun 8 08:43:24 gnd-rac02 kernel: hda: ATAPI reset complete
Jun 8 11:34:34 gnd-rac02 kernel: ide-cd: cmd 0x1e timed out
Jun 8 11:34:34 gnd-rac02 kernel: hda: irq timeout: status=0xd0 { Busy }
Jun 8 11:34:34 gnd-rac02 kernel: hda: irq timeout: error=0x00
Jun 8 11:34:34 gnd-rac02 kernel: hda: ATAPI reset complete
Jun 8 12:58:48 gnd-rac02 kernel: qla2xxx 0000:01:00.0: LOOP DOWN detected (2).
Jun 8 12:59:33 gnd-rac02 kernel: SCSI error : <3 0 0 1> return code = 0x10000
Jun 8 12:59:33 gnd-rac02 kernel: SCSI error : <3 0 1 2> return code = 0x10000
Jun 8 12:59:33 gnd-rac02 last message repeated 2 times
Jun 8 12:59:33 gnd-rac02 kernel: Error:Mpx:Path Bus 3 Tgt 0 Lun 2 to CK200074100595 is dead.
Jun 8 12:59:33 gnd-rac02 kernel: Error:Mpx:Killing bus 3 to Clariion CK200074100595 port SP A5.
Jun 8 12:59:33 gnd-rac02 kernel: Error:Mpx:Path Bus 3 Tgt 0 Lun 1 to CK200074100595 is dead.
Jun 8 12:59:33 gnd-rac02 kernel: Error:Mpx:Path Bus 3 Tgt 0 Lun 0 to CK200074100595 is dead.
Jun 8 12:59:33 gnd-rac02 kernel: Error:Mpx:Path Bus 3 Tgt 1 Lun 1 to CK200074100595 is dead.
Jun 8 12:59:33 gnd-rac02 kernel: Error:Mpx:Killing bus 3 to Clariion CK200074100595 port SP B5.
Jun 8 12:59:33 gnd-rac02 kernel: Error:Mpx:Path Bus 3 Tgt 1 Lun 2 to CK200074100595 is dead.
Jun 8 12:59:33 gnd-rac02 kernel: Error:Mpx:Path Bus 3 Tgt 1 Lun 0 to CK200074100595 is dead.
Jun 8 13:00:09 gnd-rac02 kernel: qla2xxx 0000:01:00.0: LIP reset occured (f8f7).
Jun 8 13:00:09 gnd-rac02 kernel: qla2xxx 0000:01:00.0: LIP occured (f8f7).
Jun 8 13:00:09 gnd-rac02 kernel: qla2xxx 0000:01:00.0: LIP reset occured (f7f7).
Jun 8 13:00:19 gnd-rac02 kernel: qla2xxx 0000:01:00.0: LIP reset occured (f8f7).
Jun 8 13:00:20 gnd-rac02 kernel: qla2xxx 0000:01:00.0: LOOP UP detected (4 Gbps).
Jun 8 13:04:44 gnd-rac02 kernel: Info:Mpx:Path Bus 3 Tgt 0 Lun 2 to CK200074100595 is alive.
Jun 8 13:04:44 gnd-rac02 kernel: Info:Mpx:Path Bus 3 Tgt 0 Lun 0 to CK200074100595 is alive.
Jun 8 13:04:44 gnd-rac02 kernel: Info:Mpx:Path Bus 3 Tgt 1 Lun 1 to CK200074100595 is alive.
Jun 8 13:04:44 gnd-rac02 kernel: Info:Mpx:Path Bus 3 Tgt 0 Lun 1 to CK200074100595 is alive.
Jun 8 13:04:44 gnd-rac02 kernel: Info:Mpx:Path Bus 3 Tgt 1 Lun 2 to CK200074100595 is alive.
Jun 8 13:04:44 gnd-rac02 kernel: Info:Mpx:Path Bus 3 Tgt 1 Lun 0 to CK200074100595 is alive.
Jun 8 13:27:15 gnd-rac02 kernel: qla2xxx 0000:01:00.0: LOOP DOWN detected (2).
Jun 8 13:28:00 gnd-rac02 kernel: SCSI error : <3 0 1 2> return code = 0x10000
Jun 8 13:28:00 gnd-rac02 kernel: SCSI error : <3 0 0 1> return code = 0x10000
Jun 8 13:28:00 gnd-rac02 kernel: SCSI error : <3 0 1 0> return code = 0x10000
Jun 8 13:28:00 gnd-rac02 kernel: SCSI error : <3 0 1 2> return code = 0x10000
Jun 8 13:28:00 gnd-rac02 kernel: SCSI error : <3 0 1 2> return code = 0x10000
Jun 8 13:28:00 gnd-rac02 kernel: Error:Mpx:Path Bus 3 Tgt 0 Lun 2 to CK200074100595 is dead.
Jun 8 13:28:00 gnd-rac02 kernel: Error:Mpx:Killing bus 3 to Clariion CK200074100595 port SP A5.
Jun 8 13:28:00 gnd-rac02 kernel: Error:Mpx:Path Bus 3 Tgt 0 Lun 1 to CK200074100595 is dead.
Jun 8 13:28:00 gnd-rac02 kernel: Error:Mpx:Path Bus 3 Tgt 0 Lun 0 to CK200074100595 is dead.
Jun 8 13:28:00 gnd-rac02 kernel: Error:Mpx:Path Bus 3 Tgt 1 Lun 1 to CK200074100595 is dead.
Jun 8 13:28:00 gnd-rac02 kernel: Error:Mpx:Killing bus 3 to Clariion CK200074100595 port SP B5.
Jun 8 13:28:00 gnd-rac02 kernel: Error:Mpx:Path Bus 3 Tgt 1 Lun 2 to CK200074100595 is dead.
Jun 8 13:28:00 gnd-rac02 kernel: Error:Mpx:Path Bus 3 Tgt 1 Lun 0 to CK200074100595 is dead.
Jun 8 13:28:34 gnd-rac02 kernel: qla2xxx 0000:01:00.0: LIP reset occured (f8f7).