title: Disk Space in Linux Server
body: <p>How do we check the disk space left in a disk.
  Suppose if we have total disk space as below</p>
  
  <pre><code>[root@abc ~]# fdisk -l|grep Disk
  </code></pre>
  
  <p>Disk /dev/sda: 250.0 GB, 250058268160 bytes</p>
  
  <p>How do we find how much is free in this 250GB disk.</p>