Category Archives: Debian Howto

Polling Observium Unix agent with SSH

Polling Observium Unix agent with SSH

Polling Observium Unix agent with SSH
 

In this How-To i will tell you how to receive the polling data from the UNIX agent: observium_agent over SSH. Especially if you need to monitor remote machines like amazon ec2 instances or other virtual machines the unix agent xinetd solutions which the project delivers seems not the securest way.
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Downgrade from Debian SID to Stable from Jessie to Wheezy

Downgrade from Debian SID to Stable from Jessie to Wheezy

Downgrade from Debian SID to Stable from Jessie to Wheezy

Logo of the Debian GNU/kFreeBSD project Credit: Debian/Open Use Logo Licence.

Downgrade from Debian SID to Stable from Jessie to Wheezy. This Tutorial describes the downgrade process you need to run to ge back stable rel after sid upgrade. Recently, a problem occurred on my server after i had upgraded my system with the SID repository in my sources.list. The Debian release jessie came out and after upgrading to this release some services no longer ran properly anymore. So I had to run a task to get back to Wheezy to recover the failing services. Continue reading

LVM on top of linux zfs to use Openstack with nova-volume

LVM on top of linux zfs to use Openstack with nova-volume

LVM on top of linux zfs to use Openstack with nova-volume
Did you ever wanted to know how to setup LVM on top of linux zfs to use Openstack with nova-volume? In this article i will describe this in a few easy steps based on my earlier mentioned how to about zfs on linux. Continue reading

Shared apt cache using apt-cacher-ng

Shared apt cache using apt-cacher-ng

Shared apt cache using apt-cacher-ng
In this short how-to i will describe how to use Shared apt cache using apt-cacher-ng. With the use of apt-cacher-ng you can safe a lot traffic since it acts like a cache proxy and will download deb packages only once. Continue reading

Glusterfs on top of linux zfs

Glusterfs on top of linux zfs

Glusterfs on top of linux zfs

img src: Link GNU Affero General Public License, version 3.

Did you ever wanted to know how to setup Glusterfs on top of linux zfs or other filesystems? In this article i will describe this in a few easy steps based on my earlier mentioned how to about zfs on linux. Continue reading