IBM GPFS

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Commands

"mmlsfs all" = Zeigt alle Infos zum GPFS an
"mmlscluster"
"mmlsconfig"
"mmgetstate"
"mmgetstate -aLv"
"mmlsnsd"
"mmstartup"
"cat /var/adm/ras/mmfs.log.latest"
"rpm -qa | grep -i gpfs"

Installationpackete
	rpm -U gpfs.base-3.4.0-15.x86_64.update.rpm
	rpm -U gpfs.docs-3.4.0-15.noarch.rpm
	rpm -U gpfs.gpl-3.4.0-15.noarch.rpm
	rpm -U gpfs.msg.en_US-3.4.0-15.noarch.rpm

GPFS Kernel upgrade:
"cd /usr/lpp/mmfs/src && make Autoconfig && make World && make InstallImages"
"mmstartup"

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Output

mmlsfs all

File system attributes for /dev/sapmntdata:
===========================================
flag                value                    description
------------------- ------------------------ -----------------------------------
 -f                 32768                    Minimum fragment size in bytes
 -i                 512                      Inode size in bytes
 -I                 32768                    Indirect block size in bytes
 -m                 1                        Default number of metadata replicas
 -M                 1                        Maximum number of metadata replicas
 -r                 1                        Default number of data replicas
 -R                 1                        Maximum number of data replicas
 -j                 cluster                  Block allocation type
 -D                 nfs4                     File locking semantics in effect
 -k                 all                      ACL semantics in effect
 -n                 32                       Estimated number of nodes that will mount file system
 -B                 1048576                  Block size
 -Q                 user;group;fileset       Quotas enforced
                    none                     Default quotas enabled
 --filesetdf        no                       Fileset df enabled?
 -V                 12.10 (3.4.0.7)          File system version
 --create-time      Tue Apr  2 22:44:22 2013 File system creation time
 -u                 yes                      Support for large LUNs?
 -z                 no                       Is DMAPI enabled?
 -L                 4194304                  Logfile size
 -E                 yes                      Exact mtime mount option
 -S                 no                       Suppress atime mount option
 -K                 whenpossible             Strict replica allocation option
 --fastea           yes                      Fast external attributes enabled?
 --inode-limit      3000320                  Maximum number of inodes
 -P                 system                   Disk storage pools in file system
 -d                 data01node01;data02node01  Disks in file system
 -A                 yes                      Automatic mount option
 -o                 none                     Additional mount options
 -T                 /sapmnt                  Default mount point
 --mount-priority   0                        Mount priority
##################################################
 mmlscluster

GPFS cluster information
========================
  GPFS cluster name:         HANAcluster.gpfsnode01
  GPFS cluster id:           13882347386037814032
  GPFS UID domain:           HANAcluster.gpfsnode01
  Remote shell command:      /usr/bin/ssh
  Remote file copy command:  /usr/bin/scp

GPFS cluster configuration servers:
-----------------------------------
  Primary server:    gpfsnode01
  Secondary server:  (none)

 Node  Daemon node name            IP address       Admin node name             Designation
-----------------------------------------------------------------------------------------------
   1   gpfsnode01                  192.168.1.101    gpfsnode01                  quorum

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mmlsconfig

Configuration data for cluster HANAcluster.gpfsnode01:
------------------------------------------------------
myNodeConfigNumber 1
clusterName HANAcluster.gpfsnode01
clusterId 13882347386037814032
autoload yes
minReleaseLevel 3.4.0.7
dmapiFileHandleSize 32
dataStructureDump /tmp/GPFSdump
pagepool 16G
maxMBpS 400
maxFilesToCache 4000
skipDioWriteLogWrites 1
nsdInlineWriteMax 1M
prefetchAggressivenessWrite 2
adminMode central

File systems in cluster HANAcluster.gpfsnode01:
-----------------------------------------------
/dev/sapmntdata
 
##################################################
 mmgetstate

 Node number  Node name        GPFS state
------------------------------------------
       1      gpfsnode01       active

##################################################
 mmgetstate -aLv

 Node number  Node name       Quorum  Nodes up  Total nodes  GPFS state  Remarks
------------------------------------------------------------------------------------
       1      gpfsnode01         1        1          1       active      quorum node
##################################################
 mmlsnsd

 File system   Disk name    NSD servers
---------------------------------------------------------------------------
 sapmntdata    data01node01 gpfsnode01
 sapmntdata    data02node01 gpfsnode01
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