Hunting the ghost in the machine
A NAS that hard-freezes with no useful logs is frustrating. This post walks through the investigation that led from misleading…
Category: Linux
Tuning ZFS Volumes
Below are some parameters I found to improve the speed of my ZFS volumes. zfs set xattr=sa <poolname> zfs set…
GlusterFS Performance improvements
Here is a list of parameters I found over time to improve the speed of my GlusterFS instances. gluster volume…
How to move GlusterFS to a new hostname
While it is rather easy to change the hostname of the Linux box the GlusterFS is sitting, Gluster might not…
Prevent SSH connection from timing out
In case you are plagued by SSH connections dying in the worst moments and the following waiting period, here might…
Keepalived with IPv4 and IPv6 in Dual-Stack
Keepalived with IPv4 and IPv6 in Dual-Stack Why I wanted to do this I set up IPv6 in my new…
Change default editor on console
Ever needed to change something in a file, you only have a command line and the default editor is nano?…
Get color into vi
I just tried to figure out, how to get syntax highlighting into my vi editor, as it working on the…