title: grep for a particular text with special character
body: <p>I am trying to grep a particular text in a log file but I am not able to get the particular text that I am interested </p>
  
  <pre><code>echo "[27 May 2019 23:42:32,418] [Accept-Nsh-Proxy-Thread] [ERROR] [::] [Appserver] Too many open files (Accept failed)" &gt;&gt; sl3737474646464-config_console.log | tail -f sl3737474646464-config_console.log
  </code></pre>
  
  <pre><code>cat sl3737474646464-config_console.log | grep -i "\[Appserver\] Too many open files \(Accept failed\)" 
  </code></pre>
  
  <p>But not able to get the string</p>
  
  <p>How to get that text that I echoed?</p>