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March 2, 2022 – 2:00 pm

Books have been written on the subject of awk and sed. Here’s a small sample of commands I put together over the years that are useful for everyday system administration tasks. Most of these tasks …

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Article Archive for February 2017

Install Webmin on CentOS and Redhat

February 27, 2017 – 2:10 pm
webmin_layout

Just a quick short-hand to installing Webmin on CentOS/RHEL. The latest Webmin version comes with a cool new interface theme. You should check it out.

Recover Crontabs from Log

February 27, 2017 – 12:15 am
clock tower

Some time ago I was using PDSH to update root crontab on a bunch of servers and ran into what looked like a PDSH-specific bug. The same command that worked just fine when executed locally or …

Managing VMs with PowerCLI

February 20, 2017 – 5:45 pm
storage barrels cluster hpc

Below is a collection of useful Power-CLI one-liners (or thereabouts) that can speed up your script-writing efforts. As everything Windows, things change often and for no obvious reason, so expect to see type is deprecated and …

Sun T-Series ILOM and Solaris 11 Network Configuration

February 20, 2017 – 11:16 am
HP-Greets-IBM-2

Just some quick notes on setting up Oracle Sun T-series server ILOM and network aggregation with LACP. I don’t get to do this very often, so every time it’s a struggle to remember, with much …