NSF (Network-base File System) can allow computers (clients) to access files on another computer(server) over the network even the clients have different operating systems from the server. And this article will guide you exstablishing your own NFS service on CentOS 7, which is generally used as server os.

The system will check the disk before booting, and you can check mannually in case any errors occurs. The post will show you how to check hard disk consistence and repair the disk errors

This post will help you change your server ssh port with selinux enabled on Centos 7 or Fedora 28 or other distros.

The Chroma package supports data-parallel programming constructs for lattice field theory and in particular lattice QCD. Here is how I compile chroma on Tianhe II and Cori at NERSC.