#!/bin/sh # # Plugin to monitor the number of open files in the system. # # Parameters: # # config (required) # autoconf (optional - used by munin-config) # # $Log$ # Revision 1.3 2004/09/25 22:29:16 jimmyo # Added info fields to a bunch of plugins. # # Revision 1.2 2004/05/20 13:57:12 jimmyo # Set categories to some of the plugins. # # Revision 1.1 2004/01/02 18:50:01 jimmyo # Renamed occurrances of lrrd -> munin # # Revision 1.1.1.1 2004/01/02 15:18:07 jimmyo # Import of LRRD CVS tree after renaming to Munin # # Revision 1.2 2003/11/07 17:43:16 jimmyo # Cleanups and log entries # # # # Magic markers (Used by munin-config and some installation scripts. # Optional): # #%# family=auto #%# capabilities=autoconf if [ "$1" = "autoconf" ]; then if [ -r /proc/sys/fs/file-nr ]; then echo yes exit 0 else echo no exit 1 fi fi if [ "$1" = "config" ]; then echo 'graph_title File table usage' echo 'graph_args --base 1000 -l 0' echo 'graph_vlabel number of open files' echo 'graph_category system' echo 'graph_info This graph monitors the Linux open files table.' echo 'used.label open files' echo 'used.info The number of currently open files.' echo 'max.label max open files' echo 'max.info The maximum supported number of open files. Tune by modifying /proc/sys/fs/file-max.' awk '{printf "used.warning %d\nused.critical %d\n",$3*0.92,$3*0.98}' < /proc/sys/fs/file-nr exit 0 fi awk '{print "used.value " $1-$2 "\nmax.value " $3}' < /proc/sys/fs/file-nr