General Parallel File System (GPFS™) commands are provided to display General Parallel File
System (GPFS) information.
The following commands yield GPFS information for troubleshooting. The commands are organized
by the type of information that they yield.
- Cluster-specific information
- Issue these commands on one node in the cluster.
- To display the configuration information for a GPFS cluster, issue the following command:
/usr/lpp/mmfs/bin/mmlscluster
- To display the available file space on a GPFS file system, issue the following command:
/usr/lpp/mmfs/bin/mmdf device
- To display all the GPFS policy
information for a specified file system, issue the following command:
/usr/lpp/mmfs/bin/mmlspolicy device –L
- To display the state of the GPFS daemon on all nodes in the cluster, issue the following command:
usr/lpp/mmfs/bin/mmgetstate –a
- To display the cluster configuration data for a GPFS cluster, issue the following command:
/usr/lpp/mmfs/bin/mmlsconfig
- To create a memory dump of the GPFS DMAPI information, issue the following command:
/usr/lpp/mmfs/bin/mmfsadm dump dmapi
- Node-specific information
- To display the GPFS node
configuration, issue the following command on all nodes in the cluster:
/usr/bin/cat /var/mmfs/gen/mmsdrfs
For more
information about GPFS commands,
see the IBM® Cluster
Products information center.