Installing Signed Windows GPLPV Drivers in Xen
This used to be a bigger issue but now thanks to the signed drivers there’s very little more to do than download the drivers in Windows and install them: Latest Xen PV Drivers
Archive of posts filed under the Sysadmin category.
Finding Debian or Ubuntu packages no longer in the repositories
Cleaning up some systems and looking for packages that are no longer maintained. apt-show-versions | grep ‘No available version in archive’ I was amazed at some of the old packages on the systems, like libraries related to Gnome 2. This catches things that other methods like deborphan won’t.
Evaluating open source web control panels again
Here is what I’m looking at: ISPConfig – been around a long time, seems quite mature Froxlor – an active fork of SysCP which has a decent reputation I-MSCP – a fork of ispCP which was a fork of VHCS which I know several people who supported
Xen 4.0 and 4.1 packages for Ubuntu and Debian
Packages can be found here: https://launchpad.net/~agent-8131/+archive/ppa/+packages Design goals: packages created for xen 4.0.1 and xen 4.1.0 packages mirror install of xen as closely as possible currently only hypervisor and utils are included (make xen and make tools) no rc.d scripts setup, that’s left to user should be installable and functional on Debian and Ubuntu and …
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Attempting to package Xen
I’m not an expert at Debian packaging but I’ve been gotten tired of building Xen on every systems and losing the advantages that packaging brings like tracking file conflicts. So I decided to try and package Xen though I have had no luck so far. I am making slow but steady progress. I wanted to …
Working with Xen 4.1
I took a development box running Xen 3.3 on Ubuntu 8.04 and upgraded in to Ubuntu 10.04 and installed Xen 4.1.0 from source. I still believe Xen is the best open source virtualization solution. At some point I’ll have to write up my experiments testing KVM + libvirt but suffice if to say the performance …
shaping p2p traffic
I’ve been doing more work with linux traffic control. I’m finding my earlier efforts are too complicated and end up introducing latency. My latest shaper is very simple. I decided I wanted to check in on the status of a couple of projects that can be used to classify p2p traffic. ipp2p – discontinued, recommends …
Comparing Piwik vs Open Web Analytics
Just some notes. Of course one could use both.
Resetting postfixadmin password
I had a client using postfixadmin but no one knew the password. Simple enough to go into the db to reset: dovecotpw -s MD5-CRYPT -p password | sed ‘s/{MD5-CRYPT}//’ Then in the database: update admin set password=’CRYPTED PASSWORD” where username=’USERNAME’; I found how to do this here: SourceForge.net: Postfix Admin: Topic: Postfixadmin mysql password storage …
Getting Xen 4.0.1 working in Debian 6.0
I’ve decided to expand this post a bit as I’ve run into a lot more problems. I think I will try evaluating XCP 1.0. Hard to imagine it being worse than Xen on Debian.