getrusage is just an executable that displays the information returned by the getrusage(3P) function for the executed child command or the getrusage command itself if no command is supplied.
Display resource usage for getrusage:
``` shell $ getrusage
user time used: 37908 system time used: 15122 maximum resident set size: 22652 integral shared memory size: 0 integral unshared data size: 0 integral unshared stack size: 0 page reclaims: 3303 page faults: 0 swaps: 0 block input operations: 0 block output operations: 64 messages sent: 0 messages received: 0 signals received: 0 voluntary context switches: 11 involuntary context switches: 12 ```
Display resource usage for another command:
``` shell $ getrusage ls -ld /dev
drwxr-xr-x 21 root root 3580 Apr 17 11:29 /dev
user time used: 2490 system time used: 0 maximum resident set size: 4152 integral shared memory size: 0 integral unshared data size: 0 integral unshared stack size: 0 page reclaims: 135 page faults: 0 swaps: 0 block input operations: 0 block output operations: 0 messages sent: 0 messages received: 0 signals received: 0 voluntary context switches: 1 involuntary context switches: 0 ```
If you have Cargo installed you just need to run:
shell
cargo install getrusage
Found a bug? Please report it on the GitHub issue tracker.
Licensed under the UNLICENSE.