You can use strace on a specific pid to figure out what a specific process is doing, e.g.:
strace -fp <pid>
You might see something like:
select(9, [3 5 8], [], [], {0, 999999}) = 0 (Timeout)
| /* Solarized Dark | |
| For use with Jekyll and Pygments | |
| http://ethanschoonover.com/solarized | |
| SOLARIZED HEX ROLE | |
| --------- -------- ------------------------------------------ | |
| base03 #002b36 background | |
| base01 #586e75 comments / secondary content |
| // request('GET',url) | |
| // .then(console.log.bind(console)) | |
| // .catch(console.error.bind(console)); | |
| var request = function (verb,url,data) { | |
| return new Promise(function (resolve,reject) { | |
| var stateChange = function (xhr) { | |
| request = xhr.target; |
| # Put this function to your .bashrc file. | |
| # Usage: mv oldfilename | |
| # If you call mv without the second parameter it will prompt you to edit the filename on command line. | |
| # Original mv is called when it's called with more than one argument. | |
| # It's useful when you want to change just a few letters in a long name. | |
| # | |
| # Also see: | |
| # - imv from renameutils | |
| # - Ctrl-W Ctrl-Y Ctrl-Y (cut last word, paste, paste) |