title: Can we give sleep time less then one second in bash script?
body: <p>I have a <code>bash</code> script.I want to kill command in less then one second time.</p>
  
  <pre><code>#!/bin/sh
  for ((i=0; i&lt;=$1; i++)); do ssh "$2$i" 'uptime;free -m;mpstat;cat /tmp/db2.info'; done &amp;
  pid=$!
  sleep 2
  kill -9 $pid
  </code></pre>