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Created January 7, 2012 13:27
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fork returns pid of intermediate process of actual ruby process on linux
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gistfile1.sh
$ uname -a
Linux 2.6.39.1-linode34 #1 SMP Tue Jun 21 10:29:24 EDT 2011 i686 GNU/Linux
$ ruby -v
ruby 1.9.3dev (2011-07-31 revision 32789) [i686-linux]
$ ruby -e "pid = fork { exec 'ruby -e \"sleep 30\"' }; p pid"
30279
$ ps -f | grep ruby
root 30279 1 0 08:47 pts/1 00:00:00 sh -c ruby -e "sleep 30"
root 30282 30279 0 08:47 pts/1 00:00:00 ruby -e sleep 30
wtf?!
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