1Demonstrations of swapin, the Linux BCC/eBPF version. 2 3 4This tool counts swapins by process, to show which process is affected by 5swapping. For example: 6 7# swapin.py 8Counting swap ins. Ctrl-C to end. 913:36:58 10COMM PID COUNT 11 1213:36:59 13COMM PID COUNT 14gnome-shell 2239 12410 15 1613:37:00 17COMM PID COUNT 18chrome 4536 14635 19 2013:37:01 21COMM PID COUNT 22gnome-shell 2239 14 23cron 1180 23 24 2513:37:02 26COMM PID COUNT 27gnome-shell 2239 2496 28[...] 29 30While tracing, this showed that PID 2239 (gnome-shell) and PID 4536 (chrome) 31suffered over ten thousand swapins. 32 33 34 35USAGE: 36 37# swapin.py -h 38usage: swapin.py [-h] [-T] [interval] [count] 39 40Count swapin events by process. 41 42positional arguments: 43 interval output interval, in seconds 44 count number of outputs 45 46optional arguments: 47 -h, --help show this help message and exit 48 -T, --notime do not show the timestamp (HH:MM:SS) 49