Petit Mémo pour connaître la gestion de ces disques avec VxVM sous Linux

Connaître les WWN des cartes FC :

# cat /sys/class/fc_host/host ?/port_name
0x5001438018753f4b
0x5001438018753ef9

Connaître la liste des contrôleurs FC :

Générique :

#  lspci | grep -i fibre
0e:00.0 Fibre Channel : QLogic Corp. ISP2532-based 8Gb Fibre Channel to PCI Express HBA (rev 02)
11:00.0 Fibre Channel : QLogic Corp. ISP2532-based 8Gb Fibre Channel to PCI Express HBA (rev 02)
 

#  vxdmpadm listctlr all
CTLR-NAME       ENCLR-TYPE      STATE      ENCLR-NAME
=====================================================
c360            OTHER_DISKS     ENABLED      Local_Server_Storage
c3              FAS3240         ENABLED      fas32400
c4              FAS3240         ENABLED      fas32400
 

Connaître le DMP : (Dynamic Multipathing)

# vxdmpadm listenclosure all
ENCLR_NAME        ENCLR_TYPE     ENCLR_SNO      STATUS       ARRAY_TYPE     LUN_COUNT
=======================================================================================
Local_Server_Storage  OTHER_DISKS    OTHER_DISKS          CONNECTED    OTHER_DISKS   1
fas32400              FAS3240        200000100894         CONNECTED    ALUA       10
 

# vxdmpadm getsubpaths
NAME         STATE[A]   PATH-TYPE[M] DMPNODENAME  ENCLR-NAME   CTLR   ATTRS
================================================================================
cciss/c0d0   ENABLED(A)   -          cciss/c0d0   Local_Server_Storage c360      -
sda          ENABLED(A) PRIMARY      fas32400_0   fas32400     c3        -
sdk          ENABLED    SECONDARY    fas32400_0   fas32400     c3        -
sdl          ENABLED(A) PRIMARY      fas32400_0   fas32400     c4        -
sdv          ENABLED    SECONDARY    fas32400_0   fas32400     c4        -
sdb          ENABLED(A) PRIMARY      fas32400_1   fas32400     c3        -
sdm          ENABLED(A) PRIMARY      fas32400_1   fas32400     c4        -
sdw          ENABLED    SECONDARY    fas32400_1   fas32400     c3        -
sdx          ENABLED    SECONDARY    fas32400_1   fas32400     c4        -
sdc          ENABLED(A) PRIMARY      fas32400_2   fas32400     c3        -
sdn          ENABLED(A) PRIMARY      fas32400_2   fas32400     c4        -
sdy          ENABLED    SECONDARY    fas32400_2   fas32400     c3        -
sdz          ENABLED    SECONDARY    fas32400_2   fas32400     c4        -
sdaa         ENABLED    SECONDARY    fas32400_3   fas32400     c3        -
sdab         ENABLED    SECONDARY    fas32400_3   fas32400     c4        -
sdd          ENABLED(A) PRIMARY      fas32400_3   fas32400     c3        -
sdo          ENABLED(A) PRIMARY      fas32400_3   fas32400     c4        -
sdac         ENABLED    SECONDARY    fas32400_4   fas32400     c3        -
sdad         ENABLED    SECONDARY    fas32400_4   fas32400     c4        -
sde          ENABLED(A) PRIMARY      fas32400_4   fas32400     c3        -
sdp          ENABLED(A) PRIMARY      fas32400_4   fas32400     c4        -
sdae         ENABLED    SECONDARY    fas32400_5   fas32400     c3        -
sdaf         ENABLED    SECONDARY    fas32400_5   fas32400     c4        -
sdf          ENABLED(A) PRIMARY      fas32400_5   fas32400     c3        -
sdq          ENABLED(A) PRIMARY      fas32400_5   fas32400     c4        -
sdag         ENABLED    SECONDARY    fas32400_6   fas32400     c3        -
sdah         ENABLED    SECONDARY    fas32400_6   fas32400     c4        -
sdg          ENABLED(A) PRIMARY      fas32400_6   fas32400     c3        -
sdr          ENABLED(A) PRIMARY      fas32400_6   fas32400     c4        -
sdai         ENABLED    SECONDARY    fas32400_7   fas32400     c3        -
sdaj         ENABLED    SECONDARY    fas32400_7   fas32400     c4        -
sdh          ENABLED(A) PRIMARY      fas32400_7   fas32400     c3        -
sds          ENABLED(A) PRIMARY      fas32400_7   fas32400     c4        -
sdak         ENABLED    SECONDARY    fas32400_8   fas32400     c3        -
sdal         ENABLED    SECONDARY    fas32400_8   fas32400     c4        -
sdi          ENABLED(A) PRIMARY      fas32400_8   fas32400     c3        -
sdt          ENABLED(A) PRIMARY      fas32400_8   fas32400     c4        -
sdam         ENABLED    SECONDARY    fas32400_9   fas32400     c3        -
sdan         ENABLED    SECONDARY    fas32400_9   fas32400     c4        -
sdj          ENABLED(A) PRIMARY      fas32400_9   fas32400     c3        -
sdu          ENABLED(A) PRIMARY      fas32400_9   fas32400     c4        -

# vxdmpadm getsubpaths dmpnodename=sdk
NAME         STATE[A]   PATH-TYPE[M] CTLR-NAME  ENCLR-TYPE   ENCLR-NAME    ATTRS
================================================================================
sda          ENABLED(A)  PRIMARY      c3         FAS3240      fas32400         -
sdk          ENABLED     SECONDARY    c3         FAS3240      fas32400         -
sdl          ENABLED(A)  PRIMARY      c4         FAS3240      fas32400         -
sdv          ENABLED     SECONDARY    c4         FAS3240      fas32400         -

Connaitre le nombre de lien FC pour un disque avec DMP :

# vxdmpadm getdmpnode nodename=sdk
NAME                 STATE        ENCLR-TYPE   PATHS  ENBL  DSBL  ENCLR-NAME
==============================================================================
fas32400_0           ENABLED      FAS3240      4      4     0     fas32400

 # vxdmpadm getdmpnode
NAME                 STATE        ENCLR-TYPE   PATHS  ENBL  DSBL  ENCLR-NAME
==============================================================================
cciss/c0d0           ENABLED      OTHER_DISKS  1      1     0     Local_Server_Storage
fas32400_0           ENABLED      FAS3240      4      4     0     fas32400
fas32400_1           ENABLED      FAS3240      4      4     0     fas32400
fas32400_2           ENABLED      FAS3240      4      4     0     fas32400
fas32400_3           ENABLED      FAS3240      4      4     0     fas32400
fas32400_4           ENABLED      FAS3240      4      4     0     fas32400
fas32400_5           ENABLED      FAS3240      4      4     0     fas32400
fas32400_6           ENABLED      FAS3240      4      4     0     fas32400
fas32400_7           ENABLED      FAS3240      4      4     0     fas32400
fas32400_8           ENABLED      FAS3240      4      4     0     fas32400
fas32400_9           ENABLED      FAS3240      4      4     0     fas32400

Connaître la correspondance des nom de disque VxVM et du nom système :

# vxdisk -e list
DEVICE       TYPE           DISK        GROUP        STATUS                 OS_NATIVE_NAME   ATTR
cciss/c0d0   auto:none      -            -           online invalid         cciss/c0d0       -
fas32400_0   auto:cdsdisk   oradg101     oradg1      online thinrclm shared sdl              tprclm
fas32400_1   auto:cdsdisk   oradg201     oradg2      online thinrclm shared sdm              tprclm
fas32400_2   auto:cdsdisk   oradg301     oradg3      online thinrclm shared sdn              tprclm
fas32400_3   auto:cdsdisk   -            -           online thinrclm        sdo              tprclm
fas32400_4   auto:cdsdisk   -            -           online thinrclm        sdp              tprclm
fas32400_5   auto:cdsdisk   -            -           online thinrclm        sdq              tprclm
fas32400_6   auto:cdsdisk   fas32400_6   ocrvotedg   online thinrclm shared sdr              tprclm
fas32400_7   auto:cdsdisk   fas32400_7   ocrvotedg2  online thinrclm shared sds              tprclm
fas32400_8   auto:cdsdisk   fas32400_8   ocrvotedg3  online thinrclm shared sdt              tprclm
fas32400_9   auto:cdsdisk   exploitdg01  exploitdg   online thinrclm shared sdu              tprclm

# vxdmpadm getsubpaths
NAME         STATE[A]   PATH-TYPE[M] DMPNODENAME  ENCLR-NAME   CTLR   ATTRS
================================================================================
cciss/c0d0   ENABLED(A)   -          cciss/c0d0   Local_Server_Storage c360      -
sda          ENABLED(A) PRIMARY      fas32400_0   fas32400     c3        -
sdk          ENABLED    SECONDARY    fas32400_0   fas32400     c3        -
sdl          ENABLED(A) PRIMARY      fas32400_0   fas32400     c4        -
sdv          ENABLED    SECONDARY    fas32400_0   fas32400     c4        -
sdb          ENABLED(A) PRIMARY      fas32400_1   fas32400     c3        -
sdm          ENABLED(A) PRIMARY      fas32400_1   fas32400     c4        -
sdw          ENABLED    SECONDARY    fas32400_1   fas32400     c3        -
sdx          ENABLED    SECONDARY    fas32400_1   fas32400     c4        -
sdc          ENABLED(A) PRIMARY      fas32400_2   fas32400     c3        -
sdn          ENABLED(A) PRIMARY      fas32400_2   fas32400     c4        -
sdy          ENABLED    SECONDARY    fas32400_2   fas32400     c3        -
sdz          ENABLED    SECONDARY    fas32400_2   fas32400     c4        -
sdaa         ENABLED    SECONDARY    fas32400_3   fas32400     c3        -
sdab         ENABLED    SECONDARY    fas32400_3   fas32400     c4        -
sdd          ENABLED(A) PRIMARY      fas32400_3   fas32400     c3        -
sdo          ENABLED(A) PRIMARY      fas32400_3   fas32400     c4        -
sdac         ENABLED    SECONDARY    fas32400_4   fas32400     c3        -
sdad         ENABLED    SECONDARY    fas32400_4   fas32400     c4        -
sde          ENABLED(A) PRIMARY      fas32400_4   fas32400     c3        -
sdp          ENABLED(A) PRIMARY      fas32400_4   fas32400     c4        -
sdae         ENABLED    SECONDARY    fas32400_5   fas32400     c3        -

...