= Linux Ulimit OpenFiles =


 * example error {{{
   Feb 11 01:55:05 server service[26075]: INFO: I/O exception (java.net.SocketException) caught when processing request to {}->http://10.55.55.5:41111: Too many open files
}}}
 * Check ulimit {{{

   $ ulimit -n
1024
   }}}

 * Check what is open with 
   1. ps ax | grep "app name"
   2. sudo ls /proc/<pid>/fd/ -l