check_diskio is a Nagios plugin to monitor the amount of disk I/O
on Linux 2.6 and 2.4 systems

Usage
=====

  check_diskio --device=devicename --critical=critical --warning=warning
             [--byte] [--ssize=size]
             [--reset] [--verbose] [--silent]
             [--version|--help]

  Required arguments:
   --device=name,-d name         device name
   --critical=value,-c value     critical number of sectors/s
   --warning=value,-w value      number of sectors/s which generates a warning

  Options
   --bytes,-b,-B                 express I/O in bytes/s
   --help,-h,-?                  this help message
   --reset,-r                    reset the counter
   --silent,-s                   no warnings or critials are issued
   --ssize=size                  specify the sector size (default 512)
   --verbose,-v                  verbose output
   --version,-V                  print version
   --uom=unit                    unit of measurement:

          unit              description
          =============================================
    
          sector,sectors,s  sdectors/s
          bit,bits,b        bps      bits per second
          byte,bytes,B      Bps      bytes per second
          Kb                Kbps     Kbits per second
          KB,K              KBbps    Kbytes per second
          Mb                Mbps     Mbits per second
          MB,M              MBps     Mbytes per second

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Please report bugs to: Matteo Corti <matteo.corti@id.ethz.ch>