check_swap_rate

A check should be instant. In order to avoid waiting several seconds to get the deritative of pswpin pswpout from vmstat, this check stores the current state in a file. The result is instant (no hang). Instructions : just run "make" to build. Check also displays performance data. Usage : $ ./check_swap_rate -h Usage: ./check_swap_rate [-i INTERVAL] [-w W_THRESHOLD] [-c C_THRESHOLD] [-h] [-V] -i INTERVAL interval in seconds (default 60) -c C_THRESHOLD number of pages for critical threshold (default 60) -w W_THRESHOLD number of pages for warning threshold (default 30) -h this help -V version Examples: ./check_swap_rate -i 2 -c 2 -w 1 # critical: 1 page/s warning: 0.5 page/s ./check_swap_rate -i 600 -c 1200 -w 300 # critical: 2 page/s warning: 0.5 page/s

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