Aug 22, 2012 Posted by newlife007

How To Increase the Maximum Number of File Descriptors RHEL / CentOS

Recently ran into a issue where a program running on RHEL was using up all the available File Descriptors. First we need to find out what the maximum number of open file descriptors is set to. We accomplish this by running the command: # cat /proc/sys/fs/file-max 589420 The output tells us it is set to 589420. The vendor asked for this to be increased to 1639200. We can add change the value immediately by... read more