procwatch

Monitor CPU usage of processes matching a regular expression pattern

Usage: procwatch [OPTIONS] <pattern>...

Positionals:
  <pattern> TEXT ... REQUIRED Regular expression pattern to match (partial) process name(s)

Options:
  -h,--help                   Print this help message and exit
  -i,--interval UINT:UINT [UNIT] [30s] 
                              Interval between process cpu usage measurements
  -g,--grace-period UINT:UINT [UNIT] [5m] 
                              Cooldown period before another notification can be sent
  -t,--threshold FLOAT [66]   CPU usage threshold
  -v,--version                Display program version information and exit

Install

Fedora

• COPR: dnf copr enable zeno/tools

• From source:

  Build dependencies: libnotify-devel re2-devel cli11-devel meson ninja-build just jq

  $ just release
  $ ./dist/procwatch-x86-64-v3 --version
  

  For a different march:

  march=x86-64-v2
  $ just setup-release $march
  $ just release
  $ ./dist/procwatch-$march --version
  

Example

./procwatch --interval=30s --grace-period=5m --threshold=66 '^/app/lib/firefox/firefox-bin$|^/app/brave/brave'

# print snapshot of matching processes while running
kill -HUP $(pidof procwatch)