SUMMARY: Cache Battery End of Life

From: selcuk karaca (selcuk.karaca@aski.gov.tr)
Date: Wed Jul 23 2003 - 03:21:03 EDT


Berger Michel
O'Brien, Pat
Lynn, Lecia
Kohammed K. Ahmed
Alan Rollow

Thank you...
This message is given automatically after 2 years counter expiration. It
does not show that your batteries are useless...
Alan Rollow said that, cache batteries has 96 hours cache hold-up time in
the event of a power failure...battery reached a point in its life time
that, it can not provide such a time PRESUMABLY..
As said in the incoming mails, it is under hw maintanance so I have called
the support and batteries are replaced.
as opposite to what said in the mails, I noticed that, after the battery
life ended message,our writeBack cache is NOT disabled automatically..

Original Message

>
> Hello managers...
> My system:
> ES40 tru64unix v5.1
> connected to MA8000 storage unit..
>
> After the annual vacation, I have seen my HSG80 (on MA8000 storage array )
> cache battery life has ended in the logs.
> Is this a critical event or just an information..? what is the severity of
> this message..? Should I replace the battery unit as soon as possible ..?
>
> the message is :
>
> Cache Battery End of Life
> Backup Battery Event
>
>
> The log output is the following;
>
> Event: 457
> Description: Tru64 UNIX CAM Event at Mon Jul 21 07:07:24 GMT+03:00 2003
from
> MEVLANA
> File: /var/adm/binary.errlog
>
============================================================================
> ====
> OS_Type 1 -- Tru64 UNIX
> Hardware_Arch 4 -- Alpha
> CEH_Vendor_ID 3,564 -- Compaq Computer Corp
> Hdwr_Sys_Type 34 -- Tsunami/Typhoon Corelogic
> Logging_CPU 1 -- CPU Logging this Event
> CPUs_In_Active_Set 2
> Entry_Type 199 -- Tru64 UNIX CAM Event
> DSR_Msg_Num 1,818 -- Compaq AlphaServer ES40
> .... CPU Slots: 2 (667Mhz)
> .... PCI Slots: 10
> .... MMB Slots: 8 (DIMMs)
> Chip_Type 11 -- EV67 - 21264A
> CEH_Device 0
> CEH_Device_ID_0 x0000 0003
> CEH_Device_ID_1 x0000 0000
> CEH_Device_ID_2 x0000 0002
> Unique_ID_Count 15,218
> Unique_ID_Prefix 38,950
> TLV_DSR_String Compaq AlphaServer ES40
> TLV_OS_Version Compaq Tru64 UNIX V5.1 (Rev. 732)
> TLV_Sys_Serial_Num AY12402493
> TLV_Time_as_Local Mon, 21 Jul 2003 07:07:24 +0300
> TLV_Computer_Name MEVLANA
> CAM_hdr_type 199
> CAM_hdr_class x00 Disk
> CAM_hdr_subsystem x0000 0000
> CAM_hdr_entries 10
> Start CAM SCSI Subpackets START OF SUBPACKETS IN THIS ENTRY
> CAM_ent_type 258 Module Name String
> Module_Name_Str cam_disk_unit_atten
> CAM_ent_type 256 Generic String
> Generic_String Event - Unit Attention
> CAM_ent_type 262 Informational Error String
> Info_Error_String Information Message Detected (recovered)
> CAM_ent_type 257 Device Name String
> Device_Name DEC HSG80 V86F
> CAM_ent_type 256 Generic String
> Generic_String Active CCB at time of error
> CAM_ent_type 256 Generic String
> Generic_String CCB request completed with an error
> CAM_ent_type 1
> cam_ccb_len 192
> camfunc_code x01
> cam_status x84
> cam_path x03 Logical SCSI Bus #
> cam_target x00 Logical Host Target #
> cam_lun x02 Logical Unit Number (LUN)
> cam_flags x0000 0442
> cam_dxfer_len 8,192
> cam_sense_len 255
> cam_cdb_len 6
> cam_sglist_cnt 0
> cam_scsi_status x02 Check Condition
> cam_timeout 60
> cam_msg_len 0
> cam_vu_flags x4000
> cam_tag_action x20
> cam_sim_priv0 xFFFF FC00 2510 3188
> cam_sim_priv1 x0000 0000 DEC0 0DEC
> cam_sim_priv2 x0000 0000 0000 0000
> cam_sim_priv3 x0000 0000 0000 0000
> cam_sim_priv4 x0000 0000 0000 0000
> cam_sim_priv5 x0000 0000 0000 0000
> cam_sim_priv6 x0000 0000 0000 0000
> CAM_ent_type 256 Generic String
> Generic_String Error, exception, or abnormal condition
> CAM_ent_type 256 Generic String
> Generic_String UNIT ATTENTION - Medium changed or target reset
> CAM_ent_type 768 CAM Sense Data
> HS_Error_Code x70
> HSZ_Sense_Key x06
> Sense_Key[3:0] x6 Unit Attention
> Additional_Sense_Len 152 Std Length for HSZ/HSGxx
> ASCQ_ASC x02A0
> ASC[7:0] xA0 Vendor Specific ASC
> ASCQ[15:8] x2
> HS_Instance_Code x0289 2301 Cache Battery End of Life
> Template_Type x12 Backup Battery Event
> Template_Flags x20
> Ctrl_Serialnum ZG11504662
> Ctlr_Firmware_Rev V86F
> LUN_Status x00
> Memory_Address x2000 0000
>



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