2014-11-21 | 0 comments
First, check that the RHEL/EL kernel package and GPFS release is a supported combination. # uname -r 2.6.32-504.1.3.el6.x86_64 GPFS Frequently Asked Questions and Answers: What are the latest kernel levels that GPFS has been tested with? Install the toolchain required … Continue reading
2014-11-21 | 0 comments
Single node at a time. Commands need to be run from a node with GPFS administrative privileges (the ability to ssh into client nodes as root). # mmaddnode -N foo19 Fri Nov 21 15:01:17 MST 2014: mmaddnode: Processing node foo19.example.org … Continue reading
2014-05-02 | 0 comments
[root@foonsd3 ~]# mmlsconfig minReleaseLevel minReleaseLevel 3.5.0.3 [root@foonsd3 ~]# mmchconfig release=LATEST Verifying that all nodes in the cluster are up-to-date … mmchconfig: Command successfully completed mmchconfig: Propagating the cluster configuration data to all affected nodes. This is an asynchronous process. [root@foonsd3 … Continue reading
2014-04-13 | 0 comments
Here is an example of demoting two GPFS servers named foonsd1 and foonsd2 into being regular GPFS clients. This means removing them from being part of cluster “quorum”, declaring that it is to be a client node (ie, can not … Continue reading
2014-04-13 | 2 Comments
It is possible to move a complete GPFS filesystem between clusters with the mmexportfs and mmimportfs commands. I’ve found this useful for preparing a complete filesystem and populating it with data before shipping it to a remote site. Preparing the … Continue reading