title: Device number in stat command output
body: <pre><code>  stat test.log 
    File: `test.log'
    Size: 573         Blocks: 8          IO Block: 4096   regular file
  Device: 804h/2052d  Inode: 7091301     Links: 1
  Access: (0644/-rw-r--r--)  Uid: ( 1001/   abc)   Gid: ( 1001/   abc)
  Access: 2010-11-29 17:56:22.000000000 -0800
  Modify: 2010-11-29 17:56:22.000000000 -0800
  Change: 2010-11-29 17:56:22.000000000 -0800 
  </code></pre>
  
  <p>In the stat o/p above what does the <em><strong>Device</strong></em> entry signify ?</p>