GPFS cluster general commands on AIX Terminology
mm
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Multi Media
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NSD
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Network Shared Disk
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mmfsd (1191 is default port)
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GPFS daemon (Daemon will do I/O and buffer management)
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Location of files:
/var/adm/ras/mmfs.log.latest
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gpfs log file
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/usr/lpp/mmfs/bin
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GPFS command location
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/var/mmfs/gen/mmsdrfs
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Configuration file
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Commands:
mmlscluster
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to list the cluster
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mmgetstate -aLs
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to view the status of the GPFS cluster
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mmlsconfig
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Basic configuration information of the GPFS including no.of File systems
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lsof -i :1191 -P
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To check the daemon port listen state.
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mmlsmgr -c
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to view the GPFS manager
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mmlsnfd -f
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To check the
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mmlsfs all
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To check all GPFS file systems (lower alphabets are current values)
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mmdf
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To check the gpfs file system size
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mmdsh
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To configure trust relation between cluster nodes
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mmlsnsd
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To List NSD disks
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mmlsdisk
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To view the disk information
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mmaddnode
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to add client node
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mmchnode
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To change client node name
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mmcrcluster
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To create gpfs cluster
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/usr/lpp/mmfs/samples
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location of same files created by installing base filesets
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mmlslicense
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To view the GPFS license
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mmlsmgr
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To check the cluster Manager and File Manager
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mmfsadm dump version
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Shows the Version and no.of days cluster is up.
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mmshutdown -a
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Shutdown the GPFS cluster in all nodes.
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mmstartup -a
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Starts the cluster in all nodes.
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mmfsadm dump config
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GPFS attributes information
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mmchcluster
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To change the cluster
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mmlsnsd
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will show NSD disks
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mmlsnsd -M
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Show the detailed NSD disks
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mmdf
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Show GPFS file system details
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mmlsdisk
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Will shows the disks for that file system
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