Error Message

# vxdg list datadg

VxVM vxdg ERROR V-5-1-582 Disk group datadg: No such disk group

 

# /etc/vx/dmpevents.log (messages that where in the logfile)

Thu Sep 30 00:13:20.730: SCSI error occured on Path c3t7d0s2: opcode=0x12 reported transport failure (status=0x0, key
=0x0, asc=0x0, ascq=0x0)
Thu Sep 30 00:13:20.730: I/O analysis done as DMP_PATH_FAILURE on Path c3t7d0s2 belonging to Dmpnode c3t4d0s2
Thu Sep 30 00:13:20.730: Disabled Path c3t7d0s2 belonging to Dmpnode c3t4d0s2 due to path failure
Thu Sep 30 00:13:20.730: SCSI error occured on Path c3t5d0s2: opcode=0x15 reported transport failure (status=0x0, key
=0x0, asc=0x0, ascq=0x0)
Thu Sep 30 00:13:20.730: SCSI error occured on Path c3t5d0s2: opcode=0x12 reported transport failure (status=0x0, key
=0x0, asc=0x0, ascq=0x0)
Thu Sep 30 00:13:20.730: Disabled Path c3t5d0s2 belonging to Dmpnode c3t4d0s2 due to open failure (type=normal, errno
=0x5)
Thu Sep 30 00:13:20.730: SCSI error occured on Path c3t4d0s2: opcode=0x15 reported transport failure (status=0x0, key
=0x0, asc=0x0, ascq=0x0)
Thu Sep 30 00:13:20.730: SCSI error occured on Path c3t4d0s2: opcode=0x12 reported transport failure (status=0x0, key
=0x0, asc=0x0, ascq=0x0)
Thu Sep 30 00:13:20.730: Disabled Path c3t4d0s2 belonging to Dmpnode c3t4d0s2 due to open failure (type=normal, errno
=0x5)
Thu Sep 30 00:13:20.730: Disabled Dmpnode c3t4d0s2
Thu Sep 30 00:13:20.731: SCSI error occured on Path c3t7d0s2: opcode=0x12 reported transport failure (status=0x0, key
=0x0, asc=0x0, ascq=0x0)
Thu Sep 30 00:13:20.731: SCSI error occured on Path c3t4d0s2: opcode=0x12 reported transport failure (status=0x0, key
=0x0, asc=0x0, ascq=0x0)
Thu Sep 30 00:13:20.731: SCSI error occured on Path c3t5d0s2: opcode=0x12 reported transport failure (status=0x0, key
=0x0, asc=0x0, ascq=0x0)
Thu Sep 30 00:13:20.731: SCSI error occured on Path c3t6d0s2: opcode=0x12 reported transport failure (status=0x0, key
=0x0, asc=0x0, ascq=0x0)
Thu Sep 30 00:13:20.731: Failover initiated for Dmpnode c3t4d0s2 with quiescing
Thu Sep 30 00:13:20.731: I/O error occured (errno=0x6) on Dmpnode c3t4d0s2
Thu Sep 30 00:13:20.737: I/O error occured (errno=0x6) on Dmpnode c3t4d0s2
Thu Sep 30 00:13:20.737: I/O error occured (errno=0x6) on Dmpnode c3t4d0s2

 

SAN switch that feeds those disks had locked up.

Reset the SAN switch.

Once the switch was up the issue was resolved by deporting,  then importing the disk group.

After rebooting SAN switch

# vxdisk list
DEVICE       TYPE            DISK         GROUP        STATUS
c1t0d0s2     auto:sliced     rootdisk     rootdg       online
c1t1d0s2     auto:sliced     rootmir      rootdg       online
c3t2d0s2     auto:cdsdisk    -            -            online
c3t2d1s2     auto:cdsdisk    -            -            online
c3t2d2s2     auto:cdsdisk    -            -            online
c3t2d3s2     auto:cdsdisk    -            -            online
c3t2d4s2     auto:cdsdisk    -            -            online
c3t2d5s2     auto:cdsdisk    -            -            online

#vxdg deport datadg
#vxdg import datadg

After the import
# vxdisk list
DEVICE       TYPE            DISK         GROUP        STATUS
c1t0d0s2     auto:sliced     rootdisk     rootdg       online
c1t1d0s2     auto:sliced     rootmir      rootdg       online
c3t2d0s2     auto:cdsdisk    datadg01     datadg       online
c3t2d1s2     auto:cdsdisk    datadg02     datadg       online
c3t2d2s2     auto:cdsdisk    datadg03     datadg       online
c3t2d3s2     auto:cdsdisk    datadg04     datadg       online
c3t2d4s2     auto:cdsdisk    -            -            online
c3t2d5s2     auto:cdsdisk    -            -            online

# vxprint

Disk group: datadg

TY NAME         ASSOC        KSTATE   LENGTH   PLOFFS   STATE    TUTIL0  PUTIL0
dg datadg       datadg       -        -        -        -        -       -

dm datadg01     c3t2d0s2     -        6225280  -        -        -       -
dm datadg02     c3t2d1s2     -        6225280  -        -        -       -
dm datadg03     c3t2d2s2     -        6225280  -        -        -       -
dm datadg04     c3t2d3s2     -        6225280  -        -        -       -

v  testvol      fsgen        DISABLED 4194304  -        ACTIVE   -       -
pl testvol-01   testvol      DISABLED 4194304  -        ACTIVE   -       -
sd datadg01-01  testvol-01   ENABLED  1048576  0        -        -       -
sd datadg02-01  testvol-01   ENABLED  1048576  0        -        -       -
sd datadg03-01  testvol-01   ENABLED  1048576  0        -        -       -
sd datadg04-01  testvol-01   ENABLED  1048576  0        -        -       -

 

 

 

 

"vxdisk list" shows status of 'online dgdisabled'
"vxprint" showed a status of the diskgroup not there #vxdisk list DEVICE TYPE DISK GROUP STATUS
c1t0d0s2 auto:sliced rootdisk rootdg online
c1t1d0s2 auto:sliced rootmir rootdg online
c3t2d0s2 auto:cdsdisk datadg01 datadg online dgdisabled
c3t2d1s2 auto:cdsdisk datadg02 datadg online dgdisabled
c3t2d2s2 auto:cdsdisk datadg03 datadg online dgdisabled
c3t2d3s2 auto:cdsdisk datadg04 datadg online dgdisabled
c3t2d4s2 auto:cdsdisk - - online
c3t2d5s2 auto:cdsdisk - - online # vxdisk list
Disk group: rootdg TY NAME ASSOC KSTATE LENGTH PLOFFS STATE TUTIL0 PUTIL0
dg rootdg rootdg - - - - - - dm rootdisk c1t0d0s2 - 71060733 - - - -
dm rootmir c1t1d0s2 - 71060733 - - - - v rootvol root ENABLED 62737524 - ACTIVE - -
pl rootvol-01 rootvol ENABLED 62737524 - ACTIVE - -
sd rootdisk-02 rootvol-01 ENABLED 62737524 0 - - -
pl rootvol-02 rootvol ENABLED 62737524 - ACTIVE - -
sd rootmir-02 rootvol-02 ENABLED 62737524 0 - - - v swapvol swap ENABLED 8323209 - ACTIVE - -
pl swapvol-01 swapvol ENABLED 8323209 - ACTIVE - -
sd rootdisk-01 swapvol-01 ENABLED 8323209 0 - - -
pl swapvol-02 swapvol ENABLED 8323209 - ACTIVE - -
sd rootmir-01 swapvol-02 ENABLED 8323209 0 - - -