Can I know the details and how the things really happen in
EMBEDDED LINUX READY FOR REAL TIME
Two main approaches exist for meeting real time response requirements in a linux system
1.Brute force(real_fast) application of processors power.
2.The insertion of secondary kernel’s that virtualize the cpu interrupt change and manage real time events and processing, leaving linux to run(or not)as a lower priority task under the second kernel.
http://www.tldp.org/HOWTO/RTLinux-HOWTO-4.html and http://www.tldp.org/HOWTO/RTLinux-HOWTO-5.html shoiuld show you some of what it would entail.
Assuming you're not a "knownothing" programmer this should
Setting up Secure Ubuntu server on VMware
1. Insert the Ubuntu Server distribution CD or attach the ISO of the CD which is in the “Datastore”. Note that it is important to install the x64 edition on servers, not the X86 editions.
2. Power on th…
It’s 2016. Password authentication should be dead — or at least close to dying. But, unfortunately, it has not traversed Quagga stage yet. Using password authentication is like laundering hotel guest linens with a washboard — it’s Passé.
Learn how to find files with the shell using the find and locate commands.
Use locate to find a needle in a haystack.: With locate, check if the file still exists.: Use find to get the actual location of the file.: