Re: Help : Lost one of our SVM volumes



Hi Managers

I think that something in the FCAL loop over temperatured and shut down for over six hours (while it cooled down)
I don't think I have a disk problem so I have run metareplace -e d80 c4t7d0s2 so at around 18:00 I will see if the volume is OK



Richard Skelton wrote:

Hi Managers,
Over the weekend we lost one of our SVM volumes d80
Looking at the messages file it looks like the fcal controlled went offline for a while and when it came back SVM replaced a disk in maintenance with the hot spare.
I have no more spare drives and SVM still wants me to replace more drives.
The system may have been over temperature during Sunday morning but I have no temperature monitoring on this system.


How can I recover from this situation?

messages:-

Dec 18 06:49:17 ccs001 socal: [ID 403145 kern.info] ID[SUNWssa.socal.link.5010]
socal1: port 1: Fibre Channel is OFFLINE
Dec 18 06:50:03 ccs001 scsi: [ID 243001 kern.warning] WARNING: /sbus@a,0/SUNW,so
cal@d,10000/sf@1,0 (sf3):
Dec 18 06:50:03 ccs001 Offline Timeout
Dec 18 06:50:03 ccs001 scsi: [ID 243001 kern.info] /sbus@a,0/SUNW,socal@d,10000/
sf@1,0 (sf3):
Dec 18 06:50:03 ccs001 target 0x7 al_pa 0xda lun 0 offlined
Dec 18 06:50:03 ccs001 scsi: [ID 243001 kern.info] /sbus@a,0/SUNW,socal@d,10000/
sf@1,0 (sf3):
Dec 18 06:50:03 ccs001 target 0x4 al_pa 0xe1 lun 0 offlined
Dec 18 06:50:03 ccs001 scsi: [ID 243001 kern.info] /sbus@a,0/SUNW,socal@d,10000/
sf@1,0 (sf3):
Dec 18 06:50:03 ccs001 target 0x6 al_pa 0xdc lun 0 offlined
Dec 18 06:50:03 ccs001 scsi: [ID 243001 kern.info] /sbus@a,0/SUNW,socal@d,10000/
sf@1,0 (sf3):
Dec 18 06:50:03 ccs001 target 0x5 al_pa 0xe0 lun 0 offlined
Dec 18 06:50:03 ccs001 scsi: [ID 107833 kern.warning] WARNING: /sbus@a,0/SUNW,so
cal@d,10000/sf@1,0/ssd@w21000020376c8948,0 (ssd13):
Dec 18 06:50:03 ccs001 ssdrestart transport failed (fffffffe)
Dec 18 06:50:03 ccs001 md_stripe: [ID 641072 kern.warning] WARNING: md: d82: wri
te error on /dev/dsk/c4t6d0s2
Dec 18 06:50:03 ccs001 scsi: [ID 107833 kern.warning] WARNING: /sbus@a,0/SUNW,so
cal@d,10000/sf@1,0/ssd@w21000020379862b2,0 (ssd12):
Dec 18 06:50:03 ccs001 ssdrestart transport failed (fffffffe)
Dec 18 06:50:03 ccs001 md_stripe: [ID 641072 kern.warning] WARNING: md: d82: rea
d error on /dev/dsk/c4t7d0s2
Dec 18 06:50:03 ccs001 last message repeated 1 time
Dec 18 06:50:03 ccs001 md_mirror: [ID 842313 kern.info] NOTICE: md: d82: B_FAILF
AST I/O retry
Dec 18 06:50:03 ccs001 md_stripe: [ID 641072 kern.warning] WARNING: md: d82: wri
te error on /dev/dsk/c4t6d0s2
Dec 18 06:50:03 ccs001 md: [ID 680156 kern.info] NOTICE: md: d82: B_FAILFAST I/O
retry, 2 buf(s) dequeued
Dec 18 06:50:07 ccs001 md_mirror: [ID 104909 kern.warning] WARNING: md: d82: /de
v/dsk/c4t6d0s2 needs maintenance
Dec 18 06:50:11 ccs001 md_mirror: [ID 104909 kern.warning] WARNING: md: d82: /de
v/dsk/c4t7d0s2 needs maintenance
Dec 18 06:50:11 ccs001 scsi: [ID 107833 kern.warning] WARNING: /sbus@a,0/SUNW,so
cal@d,10000/sf@1,0/ssd@w210000203747e732,0 (ssd14):
Dec 18 06:50:11 ccs001 transport rejected (-2)
Dec 18 06:50:11 ccs001 md_stripe: [ID 641072 kern.warning] WARNING: md: d81: rea
d error on /dev/dsk/c4t5d0s2
Dec 18 06:50:11 ccs001 md_mirror: [ID 842313 kern.info] NOTICE: md: d81: B_FAILF
AST I/O retry
Dec 18 06:50:11 ccs001 md_stripe: [ID 641072 kern.warning] WARNING: md: d81: rea
d error on /dev/dsk/c4t5d0s2
Dec 18 06:50:11 ccs001 md_mirror: [ID 104909 kern.warning] WARNING: md: d81: /de
v/dsk/c4t5d0s2 needs maintenance
Dec 18 06:50:11 ccs001 md_mirror: [ID 990438 kern.warning] WARNING: md: d81: /de
v/dsk/c4t5d0s2 last erred
Dec 18 06:50:11 ccs001 md_stripe: [ID 641072 kern.warning] WARNING: md: d81: rea
d error on /dev/dsk/c4t5d0s2
Dec 18 06:50:11 ccs001 md_mirror: [ID 842313 kern.info] NOTICE: md: d81: B_FAILF
AST I/O retry
Dec 18 06:50:11 ccs001 md_stripe: [ID 641072 kern.warning] WARNING: md: d81: rea
d error on /dev/dsk/c4t5d0s2
Dec 18 06:50:11 ccs001 last message repeated 1 time
Dec 18 06:50:11 ccs001 md_mirror: [ID 842313 kern.info] NOTICE: md: d81: B_FAILF
AST I/O retry
Dec 18 06:50:11 ccs001 md_stripe: [ID 641072 kern.warning] WARNING: md: d81: rea
d error on /dev/dsk/c4t5d0s2
Dec 18 06:50:11 ccs001 md_mirror: [ID 842313 kern.info] NOTICE: md: d81: B_FAILF
AST I/O retry
Dec 18 06:50:11 ccs001 md_stripe: [ID 641072 kern.warning] WARNING: md: d81: rea
d error on /dev/dsk/c4t5d0s2
Dec 18 06:50:11 ccs001 last message repeated 1 time
Dec 18 06:50:11 ccs001 md_stripe: [ID 241980 kern.notice] NOTICE: md: d82: hotsp
ared device /dev/dsk/c4t6d0s2 with /dev/dsk/c3t3d0s2
Dec 18 06:50:12 ccs001 scsi: [ID 107833 kern.warning] WARNING: /sbus@a,0/SUNW,so
cal@d,10000/sf@1,0/ssd@w2100002037d0a281,0 (ssd15):
Dec 18 06:50:12 ccs001 transport rejected (-2)
Dec 18 06:50:12 ccs001 md_mirror: [ID 842313 kern.info] NOTICE: md: d81: B_FAILF
AST I/O retry
Dec 18 06:50:12 ccs001 md_stripe: [ID 641072 kern.warning] WARNING: md: d81: wri
te error on /dev/dsk/c4t5d0s2
Dec 18 06:50:12 ccs001 last message repeated 1 time
Dec 18 06:50:12 ccs001 md_mirror: [ID 842313 kern.info] NOTICE: md: d81: B_FAILF
AST I/O retry
Dec 18 06:50:12 ccs001 md_stripe: [ID 641072 kern.warning] WARNING: md: d81: wri
te error on /dev/dsk/c4t5d0s2
Dec 18 06:50:12 ccs001 last message repeated 1 time
Dec 18 06:50:12 ccs001 ufs_log: [ID 702911 kern.warning] WARNING: Error writing
ufs log
Dec 18 06:50:12 ccs001 ufs_log: [ID 127457 kern.warning] WARNING: ufs log for /e
xport/work changed state to Error
Dec 18 06:50:12 ccs001 ufs_log: [ID 616219 kern.warning] WARNING: Please umount(
1M) /export/work and run fsck(1M)
Dec 18 06:50:12 ccs001 md_stripe: [ID 641072 kern.warning] WARNING: md: d81: rea
d error on /dev/dsk/c4t5d0s2
Dec 18 06:50:12 ccs001 md_mirror: [ID 842313 kern.info] NOTICE: md: d81: B_FAILF
AST I/O retry
Dec 18 06:50:12 ccs001 md_stripe: [ID 641072 kern.warning] WARNING: md: d81: rea
d error on /dev/dsk/c4t5d0s2




metstat:-

d80: Mirror
   Submirror 0: d81
     State: Needs maintenance
   Submirror 1: d82
     State: Needs maintenance
   Pass: 1
   Read option: roundrobin (default)
   Write option: parallel (default)
   Size: 142245693 blocks

d81: Submirror of d80
State: Needs maintenance
Invoke: after replacing "Maintenance" components:
metareplace d80 c4t5d0s2 <new device>
Hot spare pool: hsp001
Size: 142245693 blocks
Stripe 0: (interlace: 32 blocks)
Device Start Block Dbase State Hot Spare
c3t2d0s2 0 No Okay c4t5d0s2 2889 No Last Erred


d82: Submirror of d80
   State: Needs maintenance
   Invoke: metareplace d80 c4t7d0s2 <new device>
   Hot spare pool: hsp001
   Size: 142245693 blocks
   Stripe 0: (interlace: 32 blocks)
       Device     Start Block  Dbase State        Hot Spare
       c4t6d0s2          0     No    Okay         c3t3d0s2
       c4t7d0s2       2889     No    Maintenance

hsp001: 1 hot spare
       c3t3d0s2        In use          71127180 blocks


--



Cheers

Richard Skelton
Richard.Skelton@xxxxxxxxxxxx
Infineon Technologies UK Ltd
Infineon House
Great Western Court
Hunts Ground Road
Stoke Gifford
Bristol
BS34 8HP
Tel +44(0)117 9528808
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