kernel

Separation Anxiety: A Tutorial for Isolating Your System with Linux Namespaces

2017/02/06

With the advent of tools like Docker, Linux Containers, and others, it has become super easy to isolate Linux processes into their own little system environments. This makes it possible to run a whole …

journalctl command to see kernel messages

2017/01/30

Sometimes, there are just too many messages in journalctl output and it becomes a mystery game to search for the messages you are looking for. But luckily you do not need to use grep to find the right …

ionice – renice you IO activity for the process.

2015/04/13

ionice is utility provided by the package util-linux. Description of util-linux: […]  […] With the help of this utility, you can set the scheduler priority for your IO scheduling upto …

zswap – compcache, compressed swap for better performance

2013/11/17

First, here is a link to article on compcache. http://code.google.com/p/compcache/wiki/CompilingAndUsingNew zswap is already in the kernel and you can see the documentation in the kernel …

Kernel ata exception — found workaround.

2010/07/20

I have been getting the below errors in my system for quite sometime now, I think since F9 or before that. The offending hardware is CD drive. I looked all around the net for a solution but did not …

Are you swapped? Increase the performance of Linux machine.

2010/07/14

With the ever increasing cost of the Hardware, the amount of physical RAM available on the system is increasing day by day. For example, couple of years back, I had a system which was very high end …

Getting the list of IOCTLS in the kernel.

2010/06/25

Sometime back I was helping one of my friends in looking for all the IOCTLs supported by the kernel. Well we did not find the info we were looking for and thus thought to write a perl script to get …

Logwatch for Linux Systems.

2010/06/02

On my personal <a class="zem_slink freebase/en/client" title="Client (computing)" rel="wikipedia" …

Inotify Example - Introduction to Inotify with a C Program Example

2010/05/24

<a href="http://www.thegeekstuff.com/2010/04/inotify-c-program-example/">Inotify Example: Introduction to Inotify with a C Program Example: <a class="zem_slink …

Building Your Own Linux Kernel, part 1

2010/04/29

<a href="http://blog.amit-agarwal.co.in/category/linux/">Bookmark this category There are a lot of reasons to customize your own Linux kernel: better performance, bugfixes, try out new …

kernel source code — the easier way to get it with git.

2010/02/04

The simplest way to get the kernel code is : […] git clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git […] If you want to get the other branches then head over …

Short Information about loaded kernel modules

2010/01/24

There are couple of ways you can find the information on the <a class="zem_slink" title="Loadable kernel module" rel="wikipedia" …


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