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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 November 2016

Removing Strings from Binary Log Files

November 14, 2016 – 12:52 pm
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Below is a quick script that will replace specified strings in binary files with random values. A word of caution: the script will preserve the file’s original ctime by briefly changing system time. Obviously, this requires …

Copying a VM between VCenters

November 12, 2016 – 6:13 pm
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I had a little task: clone an operational VM from one VCenter to another. Normally, for such a task I would use the Standalone Converter. Unfortunately, this time I ran into an annoying SSH key …

Watching VSFTP

November 8, 2016 – 10:56 pm
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I have an FTPS server running VSFTP and below is collection of commands useful for monitoring activity and analyzing the logs.

Agedu – Finding Old Files

November 7, 2016 – 3:35 pm
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I almost never delete anything (not on purpose anyway). Having said that, sometimes I do need to find old data on a server and offload it to a NAS. Agedu has been around for ages. …

Monitoring Solr Cores

November 1, 2016 – 10:50 pm
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The Cloud tab of the Solr Web UI is convenient, but not for monitoring purposes. Just like you, I hate XML and parsing it from shell is more convoluted that it needed to be. But …