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Category: Linux

OpenSSH Session Timeouts

May 3, 2019 Jeff Blaine Leave a comment

It is often desirable to terminate SSH sessions after they have been sitting idle for a period of time. If…

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Posted in: DevOps, Linux, Musings, Security, Sysadmin, Tips, UNIX/Linux Filed under: cis, infosec, linux, openssh, security, sshd, stig

64 bits is Too Many Bits

December 18, 2014 Jeff Blaine 1 Comment

A seemingly simple move of NFS-exported home directories resulted in Apache suEXEC freaking out when referencing the new space. Here…

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Posted in: DevOps, Linux, Sysadmin, UNIX/Linux

When bare ‘tee | command’ won’t suffice

April 25, 2014 Jeff Blaine 1 Comment

In my 20 years of touching UNIX/Linux, I’d never had a need for this until today. If you search around…

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Posted in: DevOps, Linux, Sysadmin, UNIX/Linux

Memory-backed Filesystem for Temporary Storage of Whisper Data

May 13, 2013 Jeff Blaine Leave a comment

Instead of buying and installing SSDs, storing Graphite’s whisper files in a memory-backed filesystem can be a good way to…

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Posted in: DevOps, Linux, Sysadmin, UNIX/Linux

Bootstrapping new Chef nodes without knife bootstrap

March 13, 2013 Jeff Blaine Leave a comment

There may be a time when you don’t want to (or cannot) make use of knife bootstrap to set up…

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Posted in: DevOps, Linux, Sysadmin, UNIX/Linux

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