Well,
After lots of testing and diagnosis, it came down to the motherboard.
After replacing the motherboard everything is fine.
Mike
I originally asked:
> One our staff is using an Alpha 3000/300LX which keeps crashing.
> Checking uerf, I find that it is chock full of CAM SCSI errors. I have
> removed SCSI devices, changed out cables, etc. to no avail. Please, if
> anyone has ANY insight on this, let me know!
>
> Here's some details:
>
> uname : OSF1 V3.2 17 alpha (OSF1 3.2A)
> 64MB RAM
>
> sample uerf events logged :
>
> ********************************* ENTRY 154.
> *********************************
>
> ----- EVENT INFORMATION -----
>
> EVENT CLASS ERROR EVENT
> OS EVENT TYPE 199. CAM SCSI
> SEQUENCE NUMBER 1.
> OPERATING SYSTEM DEC OSF/1
> OCCURRED/LOGGED ON Tue Jun 11 10:59:15 1996
> OCCURRED ON SYSTEM juniper
> SYSTEM ID x00020007 CPU TYPE: DEC 3000
> SYSTYPE x00000000
>
> ----- UNIT INFORMATION -----
>
> CLASS x0026
> SUBSYSTEM x0000 DISK
> BUS # x0000
> x0018 LUN x0
> TARGET x3
>
> ********************************* ENTRY 155.
> *********************************
>
> ----- EVENT INFORMATION -----
>
> EVENT CLASS ERROR EVENT
> OS EVENT TYPE 199. CAM SCSI
> SEQUENCE NUMBER 2.
> OPERATING SYSTEM DEC OSF/1
> OCCURRED/LOGGED ON Tue Jun 11 10:59:15 1996
> OCCURRED ON SYSTEM juniper
> SYSTEM ID x00020007 CPU TYPE: DEC 3000
> SYSTYPE x00000000
>
> ----- UNIT INFORMATION -----
>
> CLASS x0022 DEC SIM
> SUBSYSTEM x0000 DISK
> BUS # x0000
> x0018 LUN x0
> TARGET x3
>
> ********************************* ENTRY 156.
> *********************************
> ----- EVENT INFORMATION -----
>
> EVENT CLASS ERROR EVENT
> OS EVENT TYPE 199. CAM SCSI
> SEQUENCE NUMBER 3.
> OPERATING SYSTEM DEC OSF/1
> OCCURRED/LOGGED ON Tue Jun 11 10:59:15 1996
> OCCURRED ON SYSTEM juniper
> SYSTEM ID x00020007 CPU TYPE: DEC 3000
> SYSTYPE x00000000
>
> ----- UNIT INFORMATION -----
>
> CLASS x0022 DEC SIM
> SUBSYSTEM x0000 DISK
> BUS # x0000
> x0018 LUN x0
> TARGET x3
>
> ********************************* ENTRY 157.
> *********************************
>
> ----- EVENT INFORMATION -----
>
> EVENT CLASS ERROR EVENT
> OS EVENT TYPE 199. CAM SCSI
> SEQUENCE NUMBER 4.
> OPERATING SYSTEM DEC OSF/1
> OCCURRED/LOGGED ON Tue Jun 11 10:59:15 1996
> OCCURRED ON SYSTEM juniper
> SYSTEM ID x00020007 CPU TYPE: DEC 3000
> SYSTYPE x00000000
>
> ----- UNIT INFORMATION -----
>
> CLASS x0020 SIM94
> SUBSYSTEM x0000 DISK
> BUS # x0000
>
> --
And then added:
> uerf -o full -r 199: sample events
>
> ********************************* ENTRY 154.
> *********************************
>
> ----- EVENT INFORMATION -----
>
> EVENT CLASS ERROR EVENT
> OS EVENT TYPE 199. CAM SCSI
> SEQUENCE NUMBER 1.
> OPERATING SYSTEM DEC OSF/1
> OCCURRED/LOGGED ON Tue Jun 11 10:59:15 1996
> OCCURRED ON SYSTEM juniper
> SYSTEM ID x00020007 CPU TYPE: DEC 3000
> SYSTYPE x00000000
>
> ----- UNIT INFORMATION -----
>
> CLASS x0026
> SUBSYSTEM x0000 DISK
> BUS # x0000
> x0018 LUN x0
> TARGET x3
>
> ----- CAM STRING -----
>
> ROUTINE NAME dme_tcds_resume()
>
> ----- CAM STRING -----
>
> Invalid DME DAT element.
>
> ----- UNSUPPORTED ENTRY -----
>
> CAM ENTRY x0000040A DME_DESCRIPTOR
>
> ----- UNSUPPORTED ENTRY -----
>
> CAM ENTRY x00000422
>
> ----- UNSUPPORTED ENTRY -----
>
> CAM ENTRY x00000423
>
> ----- UNSUPPORTED ENTRY -----
>
> CAM ENTRY x00000424
>
> ********************************* ENTRY 155.
> *********************************
> ----- EVENT INFORMATION -----
>
> EVENT CLASS ERROR EVENT
> OS EVENT TYPE 199. CAM SCSI
> SEQUENCE NUMBER 2.
> OPERATING SYSTEM DEC OSF/1
> OCCURRED/LOGGED ON Tue Jun 11 10:59:15 1996
> OCCURRED ON SYSTEM juniper
> SYSTEM ID x00020007 CPU TYPE: DEC 3000
> SYSTYPE x00000000
>
> ----- UNIT INFORMATION -----
>
> CLASS x0022 DEC SIM
> SUBSYSTEM x0000 DISK
> BUS # x0000
> x0018 LUN x0
> TARGET x3
>
> ----- CAM STRING -----
>
> ROUTINE NAME sim_err_sm
>
> ----- CAM STRING -----
>
> Target went to data out phase
>
> ----- UNSUPPORTED ENTRY -----
>
> CAM ENTRY x0000040E SIM_WS
>
> ********************************* ENTRY 156.
> *********************************
>
> ----- EVENT INFORMATION -----
>
> EVENT CLASS ERROR EVENT
> OS EVENT TYPE 199. CAM SCSI
> SEQUENCE NUMBER 3.
> OPERATING SYSTEM DEC OSF/1
> OCCURRED/LOGGED ON Tue Jun 11 10:59:15 1996
> OCCURRED ON SYSTEM juniper
> SYSTEM ID x00020007 CPU TYPE: DEC 3000
> SYSTYPE x00000000
>
> ----- UNIT INFORMATION -----
>
> CLASS x0022 DEC SIM
> SUBSYSTEM x0000 DISK
> BUS # x0000
> x0018 LUN x0
> TARGET x3
>
> ----- CAM STRING -----
>
> ROUTINE NAME sim_err_dataout
>
> ----- CAM STRING -----
>
> Resetting the SCSI bus
>
> ----- UNSUPPORTED ENTRY -----
>
> CAM ENTRY x0000040E SIM_WS
>
> ********************************* ENTRY 157.
> *********************************
>
> ----- EVENT INFORMATION -----
>
> EVENT CLASS ERROR EVENT
> OS EVENT TYPE 199. CAM SCSI
> SEQUENCE NUMBER 4.
> OPERATING SYSTEM DEC OSF/1
> OCCURRED/LOGGED ON Tue Jun 11 10:59:15 1996
> OCCURRED ON SYSTEM juniper
> SYSTEM ID x00020007 CPU TYPE: DEC 3000
> SYSTYPE x00000000
>
> ----- UNIT INFORMATION -----
>
> CLASS x0020 SIM94
> SUBSYSTEM x0000 DISK
> BUS # x0000
>
> ----- CAM STRING -----
>
> ROUTINE NAME sim94_intr
>
> ----- CAM STRING -----
>
> Bus reset detected
>
--
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Michael R. Kline mike_at_lib.utexas.edu
General Libraries Office: (512) 495-4391
University of Texas at Austin FAX : (512) 495-4347
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Received on Mon Jul 08 1996 - 18:56:08 NZST