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check_mem.py

Description

Check memory usage on Linux systems.

Reads /proc/meminfo file to calculate memory utilization in percentage, generates an alert if value is greater than your thresholds. Cached and buffers are counted as free memory.

Usage

$ check_mem.py
Memory OK 12.58% in use | 'cached'=1851564.00 'total'=16342084.00 'buffers'=212180.00 'free'=12222520.00 'perc_inuse'=12.58

Options

-h, --help            show this help message and exit
-w WARNING_THRESHOLD, --warning WARNING_THRESHOLD
                      Warning threshold. Returns warning if percentage of
                      memory usage is greater than this value. Default is
                      80.
-c CRITICAL_THRESHOLD, --critical CRITICAL_THRESHOLD
                      Critical threshold. Returns critical if percentage of
                      memory usage is greater than this value. Default is
                      90.
-n, --no-alert        No alert, only check memory and print performance
                      data.
--version             show program's version number and exit

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