Shell Script to Upgrade Ruby Enterprise Edition while Maintaining Directory Naming Sanity

June 10th, 2009 by

As you’re likely already aware, a denial of service (DoS) vulnerability in Ruby’s BigDecimal library was uncovered, fixed and reported on June 9, 2009. Patching options include:

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Posted in Passenger, Ruby Enterprise Edition, Sysadmin | 2 Comments »

Mount options to improve ext4 file system performance

June 4th, 2009 by

I recently boosted my rails test suite running time by around 30% by adding certain mount options for my ext4 partition (works for ext3 too). I thought I’d blog about it because the first time I tried my system wouldn’t boot! So here are the step by step instructions:

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Posted in Linux, Nick Gauthier, Sysadmin, ubuntu, Uncategorized | 22 Comments »