Linux and Unix cheatsheet
Linux Netfilter tweaks for High traffic servers
If you are serving a high traffic web/DNS server, and recently having PING loss to the server and not all HTTP request were successful to i...
TIME_WAIT in netstat
So, ever wonder what all those TIME_WAITs are doing in your netstat listing? Okay, for those of you who don't spend all your waking hou...
Disabling IPv6 support in Red Hat Enterprise Linux
source from: https://access.redhat.com/solutions/8709 Disabling IPv6 support in Red Hat Enterprise Linux 7 Disable ipv6 built-in kernel...
output texts in columns
If you have a list of data that needs to be printed out in a proper align column format. you can use the "column" command to sort them out.
refer as below:
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