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# Profile

Profile a single program giving stats for CPU, memory and other things (see man
2 getrusage). The standard input is closed for the child process, so programs
like `cat` or `xargs` can't be profiled (for now).

## Example

    > ./profile echo hello world                                                                   
    user CPU time used:     0 3333
    system CPU time used:   0 0
    residet set size used: 2336

## TODO

* [x] user CPU time used
* [x] system CPU time used 
* [x] maximum resident set size 
* [ ] integral shared memory size 
* [ ] integral unshared data size 
* [ ] integral unshared stack size 
* [ ] page reclaims (soft page faults) 
* [ ] page faults (hard page faults) 
* [ ] swaps 
* [ ] block input operations 
* [ ] block output operations 
* [ ] IPC messages sent 
* [ ] IPC messages received 
* [ ] signals received 
* [ ] voluntary context switches 
* [ ] involuntary context switches 

## Copyright

The MIT License (MIT)

Copyright (c) 2016 Matias Linares.

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.