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Fixing B155B071 errors on power systems
I recently got my hands on a couple of Power5 servers. IBM 9110-510 and 9110-51a to be precise. When powered…
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How to enable remote sysloggin in a zyxel zynos capable device
It is quite simple actually ras> sys logs load ras> sys logs syslog display Active:Â No Syslog IP Address:Â 0.0.0.0…
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Installing ESXi 4.1 on an AMD Brazos platform
One of my projects this easter was to give my home server an overhaul. The harddrives was running very low…
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Debugging dns problems
Recently I faced a DNS problem in a complex setup. I had a very locked down jumphost with one public…
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Utilizing Seagate 7200.12 drives in an MSA20
About a year ago, I upgraded an MSA20 with non-HP drives. 1TB drives (7200.11 series) made by Seagate to be…
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Graphing data obtained from the zyxel zynos ras interface in cacti
After a brief IRC session on ADSL and noise levels with some former colleagues, I decided to graph the line…
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Fixing dying ssh connections through iptables based firewalls
I recently came across a setup where my ssh connections were torn down when inactive. This is a great nuisance…
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About growing logical volumes, md devices, partitions and filesystems in Ubuntu 10.10
Recently I found myself in a situation, where I was running out of space in my server. Luckily for me,…
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Debugging thread exhaustion on HP-UX
Thread exhaustion on an HP-UX machine manifests itself by one or more of the following errors in /var/adm/syslog/syslog.log vmunix: kthread:…
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Configuring and using the BMC on an IBM eServer 326.
The IBM eServer 326 comes with a fairly minimalistic Baseboard Management Controller (BMC). That is understandable when you look at…