2013-05-30 | 0 comments
I just had a rather rude surprise upgrading from pacemaker 1.1.7 -> 1.1.8. The crm configuration shell has been removed from the distribution. One does not expect these sorts of changes to happen in a 1.1.z release. v1.1.7 # rpm … Continue reading
2013-05-28 | 0 comments
One of the new features in GPFS 3.5 is that filesets can now have independent an “inode space”, ie it’s own inode table like a stand alone filesystem, and that one fileset can now inherent another fileset’s inode space. This … Continue reading
2013-05-24 | 5 Comments
Occasionally, RPMs will set the xattr immutable flag on important libraries as a safety mechanism to try to prevent core OS breakage. Unfortunately, this will cause package upgrade failures with vague error messages. Eg.: [root@archive ~]# yum update -y nss … Continue reading
2013-05-20 | 0 comments
First we need to identify the block devices that will be part of the new filesystem. In this example, we’re creating a new filesystem from disks directly attached to only one GPFS server that already has existing filesystems with disks … Continue reading
2013-05-01 | 0 comments
I recently realized that I never cleaned up and posted my notes about GPFS cluster creation. Here is a trivial example of a single node GPFS “cluster” with a single node in it. Creating the cluster requires at least one … Continue reading