Category: "Open Source"

ixgbe failed to load because an unsupported SFP+ module type was detected

March 4th, 2015
Setup: Intel X520-DA2 10Gbit sfp+ with a transceiver with a fiber cable in one of the interfaces. Debian Wheezy. Dell Poweredge R620. Problem: The interface does not come up and dmesg / syslog says: ixgbe 0000:05:00.0: failed to load because an… more »

Changing password for ldap users with passwd command as root on ldap server in wheezy

February 19th, 2015
Problem: After upgrading terribly old ldap server from libpam-ldap and libnss-ldap to libpam-ldapd and libnss-ldapd (nslcd), the passwd command locally on the ldap server did not work for root setting an ldap user's password anymore. Google bait:… more »

Bnx2 firmware with new kernels on Debian squeeze

October 9th, 2012
Keyword: bnx2-mips-09-6.2.1b.fw Problem This error message occurs when trying to run mkinitramfs for any kernel newer than 3.04: Possible missing firmware /lib/firmware/bnx2/bnx2-mips-06-6.2.3.fw for module bnx2 Possible missing firmware… more »

Virtualization with proxmox

August 18th, 2011
This year I got to work with virtualization for real for the first time. Hardware and purpose We have bought a Dell PE R710 with 2 Intel Xeon E5640 (4 HT cores each) and 64 GB RAM. It is to be used for a database server, a file server and some e… more »

Neatx is the new black 2

April 1st, 2011
Neatx on squeeze, the cheat sheet: Install dependencies: aptitude install python-pexpect python-simplejson autoconf automake python-docutils xauth netcat python-gtk2 python-gobject gcc x11-xserver-utils make xutils-dev xserver-xorg-dev xorg-dev… more »

Assp and postfix and saslauthd

November 9th, 2010
What I had: Assp proxy in front on host fw. Postfix on internal server called fs, assp talking to it on port 25 (listenPort:=25,smtpDestination:= Assp server serving as plain smtp from inside and as incoming mail server, using… more »

Bioinformatician / system administrator Job

June 4th, 2010
I'm looking for a new colleague. Here is my informal version: You are an evil BOFH. Unix/Linux guy (M/F), goes without saying. Or a Mad Scientist who laugh in the face of danger. Or someone who run 5 km in 20 minutes. Or a good coffee… more »

RAID monitoring on Sun servers

November 10th, 2009
Very brief blog post (but > 140 characters...) After buying Sun server and realizing that they are NOT using LSI RAID controllers and MegaCli will not work, do not despair. Yes it is Adaptec. Or a Sun-ified Adaptec called Storagetek, whatever.… more »

Firmware upgrade Perc6/e on unsupported Linux

October 20th, 2009
My Dell support man said I had to upgrade the firmware on my perc6/e controller just to make sure that old firmware was not the reason it threw disks offline. And he sent me this link:… more »

Neatx is the new black

September 1st, 2009
Needing a Gui remote login for the students When I started working here at BINF, we were located in an old building and we had our entirely own rather primitive network. But the classrooms and our servers were on the same net - our net. And when our te… more »

64 bit version of r-base-core_2.9.0-1~lennycran

April 21st, 2009
Built this, in case anyone else needs it: Use on your own risk, I am probably breaking every rule on package maintenance. I tried to use the cran repository on new L… more »

Yum error on Redhat Enterprise 5 (rhel5)

February 16th, 2009
[root@whatever ~]# yum list yum-rhn-plugin Traceback (most recent call last): File "/usr/bin/yum", line 28, in ? import yummain File "/usr/share/yum-cli/", line 29, in ? from yum import _ ImportError: cannot import name _… more »

Xorg on openSuSE on certain ES1000 ATI card on HP server

February 11th, 2009
I ought to blog about this, too, but I don't have all the details anymore. I was asked to fix X on an HP server running OpenSuSE. It has an ATI ES1000 card of some sort. I should have the output of lspci for you but I don't, I was in a hurry, it's not… more »


February 9th, 2009
Arrived Friday, met pusling on the plane but separated at Gare du Nord. Went on to Gare Centrale and dropped right into a chocolate shop and forgot which direction I came from :) Walked to b&b. They have room for one guest ... which is 4 rooms in… more »

Printing nice UTF-8 from alpine

January 28th, 2009
I was tired of getting weird looking a2ps attempts of printing זרו, the Danish special characters, after I went UTF-8 about a year ago. a2ps does not support UTF-8 (and never will, I read somewhere). So after asking my friend google I found unipri… more »

Remember password in Alpine

January 20th, 2009
This I have been looking for before: In short: touch .pine-passfile and you will be prompted to save password (works for both imaps and smtps). I still have to press "enter" for smtps via tls si… more »

TDC 3g with Ubuntu 8.10

January 14th, 2009
This is just to mention that TDC 3g works out of the box with Ubuntu 8.10 and Network Manager. Just enter the pin code and it runs happily! This is tested on a friend's laptop. more »

Tuning vm on 24 core 128 GB RAM machine (Debian etch)

January 5th, 2009
Problem: ls and writes to disk hangs for a long time, then suddenly executes. Feels a bit like NFS problems for the user except is is a local file system (Dell MD1000 Perc6e controller with 8 1TB SATA disks running RAID6). The file system is ext3 with… more »

Converting bblog posts to MT format and importing to b2evolution

January 4th, 2009
Quick and dirty guide to go from bbblog to b2evolution. Mostly manual. Export the posts from mysql: mysql -p -u root -e "select * from bB_posts order by postid" hanne > bb_posts.txt I am sure this can be done smarter, f.ex. the date can probabl… more »

mp3 from LP with Audacity

November 4th, 2008
I finally got around to find out how to get sound from my old LPs converted into mp3. Not perfect but quite good enough for a start. Next step is a better cable and then playing with the noise reduction feature… more »

Pptp on Linux the manual way

October 30th, 2008
A few years ago I wrote a guide for myself describing how to get on the institute's vpn via ppttconfig on Linux. I never really understood what was so hard about it for other people until now... where pptpconfig has gone from all my Linux distributio… more »

Net::SNMP returns inconsistent data type

October 24th, 2008
I am trying to get some Mac addresses from HP switches with perl's Net::SNMP module. It works fine most of the time, I get results of the form 0x0000747d2736. Except from in certain cases where I get stuff like ^@^@t}'6 instead. Which seems to be th… more »

Gpg signing for dummies

October 15th, 2008
Tonight I learned gpg key signing. Generate your key First you need to generate your own key: gpg --gen-key It asks you what kind of key to create, select the default no. 1. Then it asks you how many bits the key should be, if you select 409… more »

Eee photos

October 8th, 2008
Photos of my beautiful new toy. Beautiful because it works, not because of how it looks :) Photos are taken on my phone and are not high quality. They are for illustrating the experience and not for looking good. The last photo is the best. The… more »

New Eee works! \o/

October 8th, 2008
Heeeee new Eee in my hand barely an hour ago. It works! I have worked on it for 15 minutes now and not one sign of unwanted sleep mode. I am writing this blog post from it. It is white! I don't mind, black was fine with me, so is white, but all my… more »

Eee progress

October 7th, 2008 has offered me to replace the Eee with a new one so I don't have to hate Asus support anymore \o/ So I'm going there tomorrow. Off course I have to see the new one actually working before I am happy but at least there seems to be ligh… more »

Asus eee 901 was a very short love affair

October 6th, 2008
I wanted an Asus Eee 901 pc and I couldn't get my usual vendor to take it home for me. So I did what I ought to have learned not to do: Bought it from a vendor with whom I have no previous experience of support, and with whom I am not a big and well… more »

3 mobile broadband on Linux (FC9), Denmark

October 2nd, 2008
Took some time and some frustrations because I am such a young person ;) My first Internet connection was a LAN connection, I never really owned a modem before so I don't speak AT commands fluently (yet). There are several ways to do this. In the end… more »

ipw3945 on Fedora Core 9 is now iwl3945

October 2nd, 2008
I upgraded my laptop to fc9 because I wanted to get 3 mobile broadband to run via network manager. That did not work out. Network Manager is broken I think, I got it to run more or less with wvdial. Blog post on that later, it doesn't quite work right… more »

Monitoring tivoli client with logwatch

September 14th, 2008
For once, a task that turned out to be simple. I wanted logwatch to report on my Tivoli client, which seems to be a non standard thing to do, but it was relatively easy to fix: Having bother… more »