Multipass-01Today while working in the Datacenter, I accidentally destroyed a fibre cable running to one of our database servers. All the databases went poof and the DBAs freaked out. After I reminded them that this was a non-production database I went about running a new fibre cable.
Veritas
Recovering from failed vxevac
If you have ever evacuated disks in Veritas, every so often this will happen to hang. Usually you terminate your session or who knows what. Kinda like Joe Girardi's willingness to sacrifice outs for no good reason every time the Yankees hottest hitter is at the plate. It happens, you can't explain it, you move … Continue reading Recovering from failed vxevac
Tracking Down I/O Hotspots in Linux w/ Veritas
Got a heads up from a DBA today stating that one of the their database servers was running hot from an i/o perspective. So in order to troubleshoot jumped on the server and ran an iostat >iostat -d -x 5 3 Based on the output below i was able to determine which disks where the … Continue reading Tracking Down I/O Hotspots in Linux w/ Veritas
Veritas Enterprise Administrator Not Displaying Objects/Agents
Its been a while since I have done much with Veritas Storage Foundation, so I was at a bit of a loss after firing up the VEA gui on a fresh install on Centos 5.4, and not seeing any of the agents that I was used to seeing. A quick check on the command line … Continue reading Veritas Enterprise Administrator Not Displaying Objects/Agents
Verify Solaris 10 Multipathing/Configure SAN Disk
I was attempting to troubleshoot issues as a user was complaining about slow performance on a SAN disk. First thing that I did was check to ensure that there were not any performance issues on any disks that might have been causing this users issues A quick iostat verified that everything was looking fine iostat … Continue reading Verify Solaris 10 Multipathing/Configure SAN Disk
Veritas Cheat Sheet
Here is a handy list of commands that I put together from various sources.Helpful Commands: vxdisksetup: used to setup a disk for use with Veritas Volume Managervxdg: usage examples: vxdg list -- shows all veritas diskgroups vxdg deport <disk_group> -- deport a diskgroups vxdg import <disk_group> -- import a diskgroups vxdiskadm: Menu driven command vxvol: … Continue reading Veritas Cheat Sheet