Ron Jagannathan has written 54 articles

Ronan is a Caffeine dependent life-form from Planet Earth who wants to be a Jedi Knight of cloud computing. A man of mystery and power, whose power is exceeded only by his mystery. Quantum Physicist, TransHumanist, Systems Architect, Unix Administrator, Artificial Intelligence, Machine Learning and DIY Gadget enthusiast. Believes that the Universe has a high probability of being a simulation.
But he's real and hopefully some of his readers are too.
email: ph: 202 355 5205
My Famous Quotes:
“In a Unix Universe, God is known by a four letter word called root. To err is really foul requires you to be root.. err.. god.” ― Ron Jagannathan


“Quotes found on the Internet are not always accurate.” ― Abraham Lincoln


LD_LIBRARY_PATH is an environment variable. It is used for debugging a new library or a non-standard library. It is also used to identify what directories need to be searched. Path to search for directories needs to given. The variable can be set using setenv—LD_LIBRARY_PATH–$PATH. It is used to search for the shared objects / dynamic…

Explain sysctl and where do you use it? Linux Interview Question

Can you explain sysctl and where do you use it? The Linux kernel is flexible, and you can even modify the way it works on the fly by dynamically changing some of its parameters, thanks to the sysctl command. Sysctl provides an interface that allows you to examine and change several hundred kernel parameters in…

How would you list modules in the Kernel in Linux?

Module Commands depmod – handle dependency descriptions for loadable kernel modules. insmod – install loadable kernel module. lsmod – list loaded modules. modinfo – display information about a kernel module. modprobe – high level handling of loadable modules. rmmod – unload loadable modules. 2. What file allows you to update kernel parameters? 3. What is the main path of the main system log? There are Three…