20 Linux commands for sysadmins

      Basic Linux commands for troubleshooting, debug problems
      and resolve issues with your application.

1.  curl
2.  python -m json.tool / jq
3.  ls
4.  tail
5.  cat
6.  grep
7.  ps
8.  env
9.  top
10.  netstat
11.  ip address
12.  lsof
13.  df
14.  du
15.  id
16.  chmod
17.  dig / nslookup
18.  iptables
19.  sestatus
20.  history