[comp.sys.dec] Soft errors on Wren VI under VMS 5.4-1, MV2

zaft@suned1.nswses.navy.mil (Gordon C Zaft) (04/24/91)

	I've been experiencing a number of soft errors on a Wren VI ESDI
disk drive in my MicroVAX II under VMS 5.4-1.  I've tried reformatting the 
drive to no avail.  Anyone have any ideas what might be causing the 
problem?  The controller is an Emulex QD-21.

TIA

Error log entry follows
------------------------------------------------------------------------------
	B E G I N I N G   O F   I N T E R V E N I N G   E N T R I E S

 V A X / V M S        SYSTEM ERROR REPORT         COMPILED 23-APR-1991 10:52:58
                                                                      PAGE   7.

 ******************************* ENTRY       7. *******************************
 ERROR SEQUENCE 12683.                           LOGGED ON:        SID 08000000
 DATE/TIME  1-APR-1991 11:53:56.37                            SYS_TYPE 01010000
 SYSTEM UPTIME: 1 DAYS 23:44:59
 SCS NODE:                                                     VAX/VMS V5.4-1

 ERL$LOGMESSAGE ENTRY  KA630

 I/O SUB-SYSTEM, UNIT _DUB0:

       MESSAGE TYPE        0001
                                       DISK MSCP MESSAGE
       MSLG$L_CMD_REF  74610012
       MSLG$W_UNIT         0000
                                       UNIT #0.
       MSLG$W_SEQ_NUM      0002
                                       SEQUENCE #2.
       MSLG$B_FORMAT         02
                                       DISK TRANSFER ERROR
       MSLG$B_FLAGS          40
                                       OPERATION CONTINUING
       MSLG$W_EVENT        0068
                                       DATA ERROR
                                       DATA SYNC NOT FOUND
       MSLG$Q_CNT_ID   31000200
                       01060000
                                       UNIQUE IDENTIFIER, 000031000200(X)
                                       MASS STORAGE CONTROLLER
                                       UDA50A
       MSLG$B_CNT_SVR        D5
                                       CONTROLLER SOFTWARE VERSION #213.
       MSLG$B_CNT_HVR        04
                                       CONTROLLER HARDWARE REVISION #4.
       MSLG$W_MULT_UNT     6C00
       MSLG$Q_UNIT_ID  02000200
                       02050000
                                       UNIQUE IDENTIFIER, 000002000200(X)
                                       DISK CLASS DEVICE (166)
                                       RA81
       MSLG$B_UNIT_SVR       00
                                       UNIT SOFTWARE VERSION #0.
       MSLG$B_UNIT_HVR       00
                                       UNIT HARDWARE REVISION #0.
       MSLG$B_LEVEL          00
       MSLG$B_RETRY          01
       MSLG$L_VOL_SER  00008E09
                                       VOLUME SERIAL #36361.
       MSLG$L_HDR_CODE 00052C40
                                       LOGICAL BLOCK #339008.
                                       GOOD LOGICAL SECTOR
--
+  Gordon Zaft                        |  zaft@suned1.nswses.navy.mil         +
+  NSWSES, Code 4Y33                  |  suned1!zaft@elroy.jpl.nasa.gov      +
+  Port Hueneme, CA 93043-5007        |  Phone: (805) 982-0684 FAX: 982-8768 +
** ..et resurrexit tertia die secundum scripturas, et ascendit in coelum.. ***