2012-05-16 | 3 Comments
I have a test host that is constantly generating EDAC errors after an upgrade to Scientific Linux 6.2. It’s possible that these are real errors but it’s also possible that it’s a problem with the motherboard hardware and/or BIOS. It’s … Continue reading
2012-04-05 | 0 comments
This was a little non intuitive to me so I’ll document the procedure. What confused me is that, unlike most UNIXish filesystem, GPFS stores the mount path as a parameter in the filesystem metadata. First use mmlsfs to find the … Continue reading
2012-04-02 | 0 comments
Intel’s family of s5XX0 motherboards includes Embedded Server RAID Technology II. More or less this “technology” loads a BIOS option ROM that displays a status screen similar to typical hardware RAID controller. Unlike a hardware RAID controller, it doesn’t actual … Continue reading
2012-03-30 | 2 Comments
IBM’s GPFS filesystem expects that all members of the GPFS cluster, be they clients or servers, have a complete and consistent state of the cluster. This causes some difficulty in re-adding a node to the cluster after it’s lost it’s … Continue reading
2011-11-15 | 0 comments
username: configuration password: (password is blank) username: information password: (password is blank)