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Archive for the ‘linux’ Category

Announcing mod_memcache_block

Posted by John Adams on May 7th, 2009

I’m announcing the release of mod_memcache_block, a distributed IP blocking system for Apache, with rate limiting based on HTTP request code.
For many years I’ve had a need for a module like this — A distributed blocking system which could operate across large web serving clusters and register hits in a central store. With rate limiting, [...]

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Linux find strangeness

Posted by John Adams on May 20th, 2008

I’ve been using the Unix find command for as long as I can remember, and today I found an interesting inconsistency in the way that the implementation of mtime/atime/ctime searches:
Here’s a few examples of how this works:
find . -mtime 0 # find files modified within the past 24 hours
find . -mtime -1 # find [...]

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