Hi DU Admins
Our AlphaStation 200 4/233 registered 9 CAM SCSI bad block errors 
from the same disk in one day.  This disk is used for /usr/local
and secondary swap.  I've included two  error log entries below.
Does this indicate the disk is going bad?  Is there some other
diagnostic I can run to check the disk's condition?
I checked the archives and found several questions along the
same lines as this but no summaries.
Thanks
Ian
_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/
_/                                                     Ian Mortimer _/
_/ mortimer_at_physics.uq.edu.au   ,-_|\         Department of Physics _/
_/ Tel: +61 7 3365 3436        /    *\     University of Queensland _/
_/ Fax: +61 7 3365 1242        \_,-._/          St. Lucia, Brisbane _/
_/                                  v    Queensland, Australia 4072 _/
_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/
Disclaimer: Any opinions expressed are my own.
********************************* ENTRY     3. ********************************
*
----- EVENT INFORMATION -----
EVENT CLASS                             ERROR EVENT 
OS EVENT TYPE                  199.     CAM SCSI 
SEQUENCE NUMBER                  7.
OPERATING SYSTEM                        DEC OSF/1 
[K:[KOCCURRED/LOGGED ON                      Wed Oct  8 16:04:26 1997
OCCURRED ON SYSTEM                      maxwell 
SYSTEM ID                 x0006000D     CPU TYPE:  DEC 7000 
SYSTYPE                   x00000000
----- UNIT INFORMATION -----
CLASS                         x0000     DISK 
SUBSYSTEM                     x0000     DISK 
BUS #                         x0000
                              x0018     LUN x0
                                        TARGET x3
----- CAM STRING -----
ROUTINE NAME                            cdisk_bbr_done 
----- CAM STRING -----
                                        cdisk_bbr_reassign: BBR complete bad 
                                         _block number: 1307680 
----- CAM STRING -----
ERROR TYPE                              Soft Error Detected (recovered) 
----- CAM STRING -----
DEVICE NAME                             DEC     RZ28 
----- CAM STRING -----
                                        Active CCB at time of error 
----- CAM STRING -----
                                        CCB request completed w/out error 
ERROR - os_std, os_type = 11, std_type = 10
----- ENT_CCB_SCSIIO -----
*MY ADDR                  x0371F328
CCB LENGTH                    x00C0
FUNC CODE            x01
CAM_STATUS                    x0001     CAM_REQ_CMP 
PATH ID              0.
TARGET ID            3.
TARGET LUN           0.
CAM FLAGS                 x00001C82
                                        CAM_QUEUE_ENABLE 
                                        CAM_DIR_OUT 
                                        CAM_SIM_QFRZDIS 
                                        CAM_SIM_QFREEZE 
                                        CAM_SIM_QHEAD 
*PDRV_PTR                 x0371F028
*NEXT_CCB                 x00000000
*REQ_MAP                  x00000000
[K:[KVOID (*CAM_CBFCNP)()      x00470B00
*DATA_PTR                 x0111D600
DXFER_LEN                 x00000008
*SENSE_PTR                x0371F050
SENSE_LEN            x40
CDB_LEN              x06
SGLIST_CNT                    x0000
CAM_SCSI_STATUS               x0000     SCSI_STAT_GOOD 
SENSE_RESID          x00
RESID                     x00000000
CAM_CDB_IO           x000000000000000000000007
CAM_TIMEOUT               x0000012C
MSGB_LEN                      x0000
VU_FLAGS                      x0000
TAG_ACTION           x20
********************************* ENTRY     4. ********************************
*
----- EVENT INFORMATION -----
EVENT CLASS                             ERROR EVENT 
OS EVENT TYPE                  199.     CAM SCSI 
SEQUENCE NUMBER                  6.
OPERATING SYSTEM                        DEC OSF/1 
OCCURRED/LOGGED ON                      Wed Oct  8 16:03:54 1997
OCCURRED ON SYSTEM                      maxwell 
SYSTEM ID                 x0006000D     CPU TYPE:  DEC 7000 
SYSTYPE                   x00000000
----- UNIT INFORMATION -----
CLASS                         x0000     DISK 
SUBSYSTEM                     x0000     DISK 
BUS #                         x0000
                              x0018     LUN x0
                                        TARGET x3
----- CAM STRING -----
ROUTINE NAME                            cdisk_bbr_done 
----- CAM STRING -----
                                        cdisk_bbr: Not ECC Correctable Error 
                                         _bad block number: 1129554 
----- CAM STRING -----
ERROR TYPE                              Soft Error Detected (recovered) 
----- CAM STRING -----
DEVICE NAME                             DEC     RZ28 
----- CAM STRING -----
                                        Active CCB at time of error 
[K:[K----- CAM STRING -----
                                        CCB request completed with an error 
ERROR - os_std, os_type = 11, std_type = 10
----- ENT_CCB_SCSIIO -----
*MY ADDR                  x05F98728
CCB LENGTH                    x00C0
FUNC CODE            x01
CAM_STATUS                    x0084     CAM_REQ_CMP_ERR 
                                        AUTOSNS_VALID 
PATH ID              0.
TARGET ID            3.
TARGET LUN           0.
CAM FLAGS                 x00000482
                                        CAM_QUEUE_ENABLE 
                                        CAM_DIR_OUT 
                                        CAM_SIM_QFRZDIS 
*PDRV_PTR                 x05F98428
*NEXT_CCB                 x00000000
*REQ_MAP                  x0068B9E0
VOID (*CAM_CBFCNP)()      x0046F6B0
*DATA_PTR                 x87C76000
DXFER_LEN                 x00002000
*SENSE_PTR                x05F98450
SENSE_LEN            x40
CDB_LEN              x06
SGLIST_CNT                    x0000
CAM_SCSI_STATUS               x0002     SCSI_STAT_CHECK_CONDITION 
SENSE_RESID          x2E
RESID                     x00000000
CAM_CDB_IO           x00000000000000104F3C110A
CAM_TIMEOUT               x0000003C
MSGB_LEN                      x0000
VU_FLAGS                      x0000
TAG_ACTION           x20
----- CAM STRING -----
                                        Error, exception, or abnormal 
                                         _condition 
----- CAM STRING -----
                                        RECOVERED ERROR - Recovery action 
                                         _performed 
----- ENT_SENSE_DATA -----
ERROR CODE                    x0070     CODE x70
SEGMENT              x00
SENSE KEY                     x0001     RECOVER ERR 
INFO BYTE 3          x00
INFO BYTE 2          x11
INFO BYTE 1          x3C
INFO BYTE 0          x52
[K:[KADDITION LEN         x0A
CMD SPECIFIC 3       x00
CMD SPECIFIC 2       x00
CMD SPECIFIC 1       x06
CMD SPECIFIC 0       x00
ASC                  x02
ASQ                  x00
FRU                  x02
SENSE SPECIFIC       x000000
ADDITIONAL SENSE    
0000:   00000000  00000000  00000000  00000000        *................*
0010:   00000000  00000000  00000000  00000000        *................*
0020:   00000000  00000000  00000000  00000000        *................*
0030:   7E250000  00005E3C  00000000  00000000        *..%~<^..........*
Received on Tue Oct 14 1997 - 00:24:06 NZDT