List open file descriptor count by PID

lsof | cut -f 1 -d ' ' | uniq -c | sort -rn | head -n 10
Useful for when you find the system runs out of file descriptors and you want to know why.
Sample Output
  32015 java
   2567 Passenger
   1630 ruby
   1470 rtorrent
   1316 ruby
   1014 ruby
    957 python2
    689 ruby
    510 deluged
    337 postgres

2014-11-12 09:16:19

What do you think?

Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

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