title: 100GB free space on NFS server, but can't write even an empty file
body: <p><img src="https://i.stack.imgur.com/dSiyY.jpg" alt="enter image description here"></p>
  
  <p>In my Production NFS server more 100GB free, but I can't write even an empty file on that drive. Please find the attached image for clarification. Now I have fixed the issue by removing some folders on that drive.</p>