Author Archive

Cassandra: java.io.IOError: java.io.IOException: Map failed

Cassandra-Logo April 20th, 2011

How we solved a problem with the machine hitting max mmap count.

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Published our repositories

puppet April 15th, 2011

We published our internally developed puppet modules.

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Our fix for Squeeze-backports “Expired Release file”

code April 6th, 2011

Quick fix for the squeeze-backport expired Release file, if you use your own apt proxy.

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On our puppet module design

puppet April 6th, 2011

An explanation on how we build our modules. Fairly high level.

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ANNOUNCEMENT: Microsoft Windows support coming soon!

April 1st, 2011

Kumina is happy to announce it’s in the process of switching all its managed servers from Debian Linux to Microsoft Windows. Due to high demand, it was decided last January that this would be a good time to switch from Linux to Windows.

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HowTo: Reset a cryptostick

nitrokey February 21st, 2011

Resetting a cryptostick is possible after all!

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Job opening

we're hiring February 14th, 2011

Want to work at Kumina? We’re looking for someone!

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Hetzner Failover IP OCF script

failover February 11th, 2011

An OCF script that allows you to switch the Failover IP address via the web interface at Hetzner.

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Kumina designs, builds, operates and supports Kubernetes solutions that help companies thrive online. As Certified Kubernetes Service Partner, we know how to build real solutions.