title: git push fatal: unable to create thread: Resource temporarily unavailable
body: <p>I'm new to git.
  I'm want to push a large commit to a remote server but the problem is
  when I use</p>
  
  <pre><code>git push origin master
  </code></pre>
  
  <p>it return the error</p>
  
  <pre><code>Counting objects: 5009, done.
  Delta compression using up to 16 threads.
  fatal: unable to create thread: Resource temporarily unavailable
  error: pack-objects died with strange error
  </code></pre>
  
  <p>So is there anyway I can set the max thread use for Delta Compression.</p>
  
  <p>Thanks for help,</p>
  
  <p>Yuan Chen</p>