2010/1/16 Benson Margulies <bimargul...@gmail.com>: > . Running through strace showed >> that something was attempting to reading from /dev/random. Sometimes >> it ran fine, but at least 25-30% it ended up blocking until the >> entropy pool is refilled. To test I moved /dev/random, and created a >> link from /dev/urandom to /dev/random (the former doesn't block, but >> isn't cryptographically secure). It looks as if this could be related >> to the loading of the SecureRandomSeedGenerator class. >>
I also experience the same slowdown Drew describes. ubuntu machines too. > Why not use a fixed random seed for unit tests? That would make them > more repeatable and avoid this problem, no? > +1 for the fixed seed (42 is my favorite seed). -- Olivier http://twitter.com/ogrisel - http://code.oliviergrisel.name
