puma-status
Command-line tool for puma to display information about running request/process.
Install
Install with:
gem install puma-status
Usage
$ puma-status path/to/puma.state
For continuous monitoring:
$ watch --interval 0.1 --color puma-status path/to/puma.state
Output examples
Clustered mode:
16723 (/tmp/puma.state) Version: 5.6.4/ruby2.5.3p105 | Uptime: 1m50s | Phase: 0 | Load: 2[ββββ ]10 | Req: 936
β 16827 CPU: 93.3% Mem: 140 MB Uptime: 1m50s | Load: 1[ββ ]5 | Req: 469
β 16833 CPU: 106.7% Mem: 145 MB Uptime: 1m50s | Load: 1[ββ ]5 | Req: 467
Single mode:
18847 (/tmp/puma.state) Version: 5.6.4/ruby2.5.3p105 | Uptime: 0m 3s | Load: 1[βββ ]5 | Req: 672
β 18847 CPU: 120.0% Mem: 143 MB Uptime: 0m 3s | Load: 1[βββ ]5 | Req: 672
Known issues
Uptime will shows --m --s for older versions of puma (< 4.1.0): puma/puma#1844