Everything you need to know about TOC i.e. Transfer Of Control reset in HP servers. Its a way to initialize system halt and memory dump in emergency.
Archives for 2017
Learn to identify boot path of vpmon vPar Monitor. Its important to know vpmon path when you are planning activities on virtual partitions in HP hardware.
Understand step by step how RHEL6 system boots. Walk through of RHEL6 boot process which lists all the tasks, activities happens during boot.
Learn how to open file in read only mode under vi or vim editor. Opening read only prevents any accidental edits in file and maintain file integrity.
Understand what is zombie process in Linux Unix, how process goes to zombie state, how to handle zombie process, what is impact of zombie processes.
Learn how to configure Dynamic Root Disk (DRD) in HPUX. Understand how to clone root disk, view files in it, activate and deactivate DRD disk.
Basic Linux and Unix fundamentals of file, directory permissions and ownership. Learn what are they and how to set/edit them in different ways.
Learn how to disable direct root access to Linux and HPUX servers by altering parameters in SSH configuration files. Its one of the hardening step.
Learn how to check Linux kernel version using command line. Helpful commands to check your kernel versions, releases, codenames etc.
Learn how to install EC2 Linux server of your favorite distro on Amazon Web Services cloud platform. Free Linux server for learning and practicing.