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AIX - Mpio

Commands

Display

Display paths status:

lsmpio
# Similar to: lspath -F "path_id status parent connection"

Display paths status of a volume:

lsmpio -l <hdisk>
# Ex: lsmpio -l hdisk3

Display Mpio stats of a volume:

lsmpio -Sdl <hdisk>
# Ex: lsmpio -Sdl hdisk3

Display adapter info:

lsmpio -ar

Display Mpio device info:

lsmpio -ql <hdisk>
# Ex: lsmpio -ql hdisk48

Display local and remote port error counts:

lsmpio -are

Display device priority:

lspath -l <hdisk> -a priority -i <id> -F value
# Ex: lspath -l hdisk1 -a priority -i 6 -F value

Actions

Changing path state to enabled:

chpath -s enabled -l <hdisk> -p <parent>
# Ex: chpath -s enabled -l hdisk1 -p vscsi0

Change prority of a path (Max: 255, Min 0):

chpath -l <hdisk> -a priority=<prority> -p <parent> -w <wwn>
# Ex: chpath -l hdisk1 -a priority=255 -p fscsi0 -w 20080022a10bb2d5,1000000000000

Delete Path:

rmpath -dl <hdisk> -p <parent> -w <wwn>
# Ex: rmpath -dl hdisk1 -p fscsi0 -w 5000097598088186,3000000000000
  • http://aix4admins.blogspot.com/2011/05/mpio-included-as-part-of-aix-at-no.html
  • https://www.ibm.com/docs/en/aix/7.2?topic=l-lsmpio-command
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