title: Debian Firmware bug TSC_DEADLINE disabled due to Errata
body: <p>On Debian, when machine is boots,
  it shows error:</p>
  
  <pre><code>[Firmware Bug]: TSC_DEADLINE disabled due to Errata; 
  please update microcode to version: 0xb2 (or later)
  </code></pre>
  
  <p>I did </p>
  
  <pre><code>sudo apt-get update &amp;&amp; sudo apt-get upgrade &amp;&amp; sudo apt-get dist-upgrade
  </code></pre>
  
  <p>and it didn't help</p>