T10000 - (EOD/EOF) Issue : ASC: 0x44, ASCQ: 0xb6;sam_cancel_call: SC_fscancel error
(Doc ID 1575225.1)
Last updated on JULY 25, 2022
Applies to:
Sun StorageTek T10000 Tape Drive - Version All Versions to All Versions [Release All Releases]Information in this document applies to any platform.
3-7508145131
Customer kernel levels and patch bundle installed on the two sites.
This Library that shows more issues
Solaris 10 Update Level: Update 9
147440-27 Kernel Level
HBA: Qlogic 2462
Recommended OS Patchset Solaris 10 SPARC (2013.01.29)
SUNW,T5440
This Library shows less issues still issues are appearing.
Solaris 10 Update Leve: Update 9
148888-04 Kernel Level
HBA: Qlogic 2462
Recommended OS Patchset Solaris 10 SPARC (2013.06.18)
SUNW,T5440
Note:
The library that is more up to date in kernel is working better than the one secure that is not that update.
Still both seems to be up to date with recommended patches.
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Customer Verified FC switches and did not find any issues with it.
Symptoms
Writing EOD, EOF (End of Data, End of File) showing issues on Multiple Drives.
Solaris Messages would show things like this on multiple drives.
scsi: [ID 107833 kern.warning] WARNING: /pci@700/pci@0/pci@c/SUNW,qlc@0,1/fp@0,0/st@w500104f000ae56f4,0 (st6):
Error for Command: write_file_mark Error Level: Fatal
scsi: [ID 107833 kern.notice] Requested Block: 68 Error Block: 68
scsi: [ID 107833 kern.notice] Vendor: STK Serial Number: .205
scsi: [ID 107833 kern.notice] Sense Key: Hardware_Error
scsi: [ID 107833 kern.notice] ASC: 0x44 (<vendor unique code 0x44>), ASCQ: 0xb6, FRU: 0x0
Note:
ASC:0x44 ASCQ:0xb6 is a Oracle vendor specific FSC -> related to a data path issues.
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Solaris messages would show a couple of disconnections of the FC that were for concern.
fctl: [ID 517869 kern.warning] WARNING: fp(1)::N_x Port with D_ID=110900, PWWN=500104f000af366e reappeared in fabric
fctl: [ID 517869 kern.warning] WARNING: fp(2)::GPN_ID for D_ID=110a00 failed
fctl: [ID 517869 kern.warning] WARNING: fp(2)::N_x Port with D_ID=110a00, PWWN=500104f000af3667 disappeared from fabric
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SamFS dev logs would show the following.
2013/07/18 10:01:16 1059 [14249:6359] dir_io.c:306 detail Ready for data transfer
2013/07/18 10:01:33 1066 [14249:6359] dir_io.c:463 time Wrote 65011712 bytes, time 17 seconds
2013/07/18 10:01:33 3205 [14249:6359] tape.c:149 resource ptr: 0xfeaecee0, process_eox: 0, process_wtm: 0, wrote_tm: 0
2013/07/18 10:01:33 3220 [14249:6359] tape.c:158 detail Creating EOF/EOV label
2013/07/18 10:01:33 3001 [14249:6359] tape.c:209 Error: mt_erreg = 0x4 [Drive Hardware Error]
After a analysis on the pointers and address the writing of the EOF is in the correct address but failing with HW (0x4 [Drive Hardware Error]) issue by the drive.
Changes
- Multiple Drives have been Replaced over the time on this account on the last time.
- The customer sees on random drives a failure when writing the EOD to the tapes.
- This issue has been going on for at least a month.
- Customer has two sites one remote not secure and one local secure.
- Remote (not secure) seems to show less issues, local site shows a lot of issues.
- SAMFS will mark the medias as bad media.
- No explorer available as site is secure.
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |