P720 磁盘故障问题分析

巡检一台P720，本地三块磁盘都都亮黄灯，errpt如下：

IDENTIFIER TIMESTAMP  T C RESOURCE_NAME  DESCRIPTION

A924A5FC   1228100316 P S SYSPROC        SOFTWARE PROGRAM ABNORMALLY TERMINATED

A924A5FC   1228075916 P S SYSPROC        SOFTWARE PROGRAM ABNORMALLY TERMINATED

A924A5FC   1228041016 P S SYSPROC        SOFTWARE PROGRAM ABNORMALLY TERMINATED

A924A5FC   1228000616 P S SYSPROC        SOFTWARE PROGRAM ABNORMALLY TERMINATED

A924A5FC   1227200816 P S SYSPROC        SOFTWARE PROGRAM ABNORMALLY TERMINATED

A924A5FC   1227191616 P S SYSPROC        SOFTWARE PROGRAM ABNORMALLY TERMINATED

F31FFAC3   1227140416 I H hdisk1         PATH HAS RECOVERED

F31FFAC3   1227140416 I H hdisk0         PATH HAS RECOVERED

F31FFAC3   1227140416 I H hdisk3         PATH HAS RECOVERED

F31FFAC3   1227140416 I H hdisk13        PATH HAS RECOVERED

F31FFAC3   1227140416 I H hdisk12        PATH HAS RECOVERED

F31FFAC3   1227140416 I H hdisk11        PATH HAS RECOVERED

F31FFAC3   1227140416 I H hdisk14        PATH HAS RECOVERED

F31FFAC3   1227140416 I H hdisk10        PATH HAS RECOVERED

F31FFAC3   1227140416 I H hdisk15        PATH HAS RECOVERED

F31FFAC3   1227140416 I H hdisk2         PATH HAS RECOVERED

5A7598C3   1227140316 I O fscsi3         Additional FC SCSI Protocol Driver Infor

DE3B8540   1227140316 P H hdisk1         PATH HAS FAILED

DE3B8540   1227140316 P H hdisk3         PATH HAS FAILED

DE3B8540   1227140316 P H hdisk12        PATH HAS FAILED

DE3B8540   1227140316 P H hdisk0         PATH HAS FAILED

DE3B8540   1227140316 P H hdisk13        PATH HAS FAILED

DE3B8540   1227140316 P H hdisk2         PATH HAS FAILED

DE3B8540   1227140316 P H hdisk15        PATH HAS FAILED

DE3B8540   1227140316 P H hdisk14        PATH HAS FAILED

4B436A3D   1227140316 T H fscsi3         LINK ERROR

DE3B8540   1227140316 P H hdisk11        PATH HAS FAILED

4B436A3D   1227140316 T H fscsi3         LINK ERROR

DE3B8540   1227140316 P H hdisk10        PATH HAS FAILED

7BFEEA1F   1227140316 T H fcs3           LINK ERROR

[bg720b01][root][/]#errpt -aj DE3B8540|more

---------------------------------------------------------------------------

LABEL:          SC_DISK_ERR7

IDENTIFIER:     DE3B8540

Date/Time:       Tue Dec 27 14:03:48 CST 2016

Sequence Number: 2971

Machine Id:      00F9963A4C00

Node Id:         bg720b01

Class:           H

Type:            PERM

WPAR:            Global

Resource Name:   hdisk1         

Resource Class:  disk

Resource Type:   scsd

Location:        U78AA.001.WZSKVHH-P2-D2

VPD:            

        Manufacturer................IBM     

        Machine Type and Model......ST9300653SS     

        FRU Number..................74Y6496     

        ROS Level and ID............37343134

        Serial Number...............6XN7YKNW

        EC Level....................N23780   

        Part Number.................74Y6486     

        Device Specific.(Z0)........000006329F001002

        Device Specific.(Z1)........02067414   

        Device Specific.(Z2)........0021

        Device Specific.(Z3)........14331

        Device Specific.(Z4)........

        Device Specific.(Z5)........22

        Device Specific.(Z6)........N23780   

Description

PATH HAS FAILED

Probable Causes

ADAPTER HARDWARE OR CABLE

DASD DEVICE

Failure Causes

UNDETERMINED

        Recommended Actions

        PERFORM PROBLEM DETERMINATION PROCEDURES

        CHECK PATH

Detail Data

PATH ID

           1

SENSE DATA

0600 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0200 0B00 0000 0000

0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000

0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000

0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000

0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000

Diagnostic Analysis

Diagnostic Log sequence number: 563

Resource tested:        hdisk1

Resource Description:   SAS Disk Drive

Location:               U78AA.001.WZSKVHH-P2-D2

SRN:                    26D3-640

Description:            Error Log Analysis indicates a path error.

Possible FRUs:

    n/a              FRU: 74Y6496              U78AA.001.WZSKVHH-P2-D2

                     SCSI cable, terminator or other SCSI devices

    hdisk1           FRU: 74Y6496              U78AA.001.WZSKVHH-P2-D2

                     SAS Disk Drive

[bg720b01][root][/]#lspath

Enabled hdisk0  sas0

Enabled hdisk1  sas0

Enabled hdisk2  sas0

Enabled hdisk10 fscsi1

Enabled hdisk11 fscsi1

Enabled hdisk12 fscsi1

Enabled hdisk13 fscsi1

Enabled hdisk14 fscsi1

Enabled hdisk15 fscsi1

Enabled hdisk3  fscsi1

Enabled hdisk4  fscsi1

Enabled hdisk5  fscsi1

Enabled hdisk6  fscsi1

Enabled hdisk7  fscsi1

Enabled hdisk8  fscsi1

Enabled hdisk9  fscsi1

Defined hdisk16 fscsi1

Defined hdisk17 fscsi1

Defined hdisk18 fscsi1

[bg720b01][root][/]#lsdev -Cc disk

hdisk0  Available 00-00-00 SAS Disk Drive

hdisk1  Available 00-00-00 SAS Disk Drive

hdisk2  Available 00-00-00 SAS Disk Drive

hdisk3  Available 07-01-02 MPIO IBM 2076 FC Disk

hdisk4  Available 07-01-02 MPIO IBM 2076 FC Disk

hdisk5  Available 08-01-02 MPIO IBM 2076 FC Disk

hdisk6  Available 08-01-02 MPIO IBM 2076 FC Disk

hdisk7  Available 08-01-02 MPIO IBM 2076 FC Disk

hdisk8  Available 08-01-02 MPIO IBM 2076 FC Disk

hdisk9  Available 08-01-02 MPIO IBM 2076 FC Disk

hdisk10 Available 07-01-02 MPIO IBM 2076 FC Disk

hdisk11 Available 07-01-02 MPIO IBM 2076 FC Disk

请各位帮忙分析一下