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check_mio

Current Version
2016080902
Last Release Date
2016-08-09
Compatible With
  • Nagios 3.x
  • Nagios 4.x
License
GPL
Hits
24341
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check_mio
check_mio checks I/O activity on block devices (iops,await,I/O througput speed) and returns performance data
Requirements:
* Linux Kernel 2.6+
* Bash 3+

Includes:
* check_mio - shell script plugin for Nagios
* mio.php - optional template for PNP4Nagios

Usage:
./check_mio -d disk -w iops,await,read_data,write_data -c iops,await,read_data,write_data

Arguments:
-d block device (w/o /dev)
-w warning values
-c critical values
iops - transactions per seconds (tps)
await - average wait time for all requests (ms)
read_data - data read (bytes per second)
write_wata - data written (bytes per second)

Example:
./check_mio -d sda -w 200,2000,52428800,52428800 -c 400,4000,104857600,104857600

Reviews (2)
It works perfectly fine and giving beautiful graphs.

Thanks dear.
byfm2ahmed, October 10, 2014
1 of 1 people found this review helpful
Hi,

Can you please help me as it does not run when run via NRPE. Runs fine locally.
Can you please help me resolve ASAP??

When run via NRPE
===================
[root@viz-nagios-server-sc ~]# /usr/local/nagios/libexec/check_nrpe -H 172.16.66.205 -c check_disk_io
I/O UNKNOWN Unable to save current stats for later usage

When run Locally
======================
[root@viz-nagios-server-sc ~]# /usr/local/nagios/libexec/check_mio -d sda -w 200,2000,52428800,52428800 -c 400,4000,104857600,104857600
I/O OK |req_read=0r/s;;; req_write=2r/s;;; await=3ms;;; data_read=26b/s;;; data_write=24100b/s;;;

Reagards,
fm2ahmed
Owner's reply

This happens when you run the script as root for the first time and then try to run it as different user.
Just delete the temp file "/var/tmp/check_mio.sda" or chown it to the
user running NRPE.