As a Linux Administrator might know the processor information, number of cores, processor speed and others in Linux or Unix system. The following command will help you for basic processor information.

As a Linux Unix System Administrator might need to know the system load average using command, to know the server load information there are various types of commands are available in Linux/Unix system.

​You can extract or decompress the tar.bz2, .bz2, .gz command on Linux, Unix.

Grep is one of the most useful command in Linux. grep stands for global regular expression print. Its receives output match the word.

The below scripts shows output number of days between two days. there are different format are on this post with example,

sslscan is an one of the tool check SSL TLS service, like HTTPS in order to find out the ciphers that are supported. You can get the certificate and output in text and XML formats, also supported version OpenSSL.

lsmod is a Linux command and it's helpful to show the status of modules in the Linux Kernel on your system. lsmod command check and showing what kernel modules are currently loaded.