This week one of my XenServers for testing environments was suffering from Network loss and packet loss. My ISP did only see some broadcast traffic and was not sure what was going on. The machine was sometimes responding and had most of the time a very high ICMP...
The last week I did a migration from a Virtual Machine (VMware based) from ISP A to ISP B, and after starting the machine it worked fine. Then I needed to add a new IP to the eth0 interface so I made an ifcfg-eth0:0 config file with the new IP. After starting the...
As i'm running several servers in a datacenter, and the DC is a 2 hour drive, I decided to add an iLO interface to my servers (yes it is HP). But for some maintenance preparation i decided to verify the iLO is up and running (just to save my ass for a 2 hour drive),...
In this post I will describe how to expand a LVM with adding a new harddisk. This for example on a running VMware Virtual Machine. So after this post you will have 2 disks running in 1 LVM. Notice! Make sure to take a backup and snapshot your machine, just in case......