I have already written an article with step by step instructions and examples to configure a PXE based boot server using http/ftp, dhcp and tftp services to automate kickstart based installation. In this article I
I/O scheduling controls how input/output operations will be submitted to storage. There are various algorithms which can be used depending upon the end user requirement.These algorithms can help to reduce seek operations and can prioritise
There are many processes in Linux which run on single core while many will switch between different core depending upon the availability. With below two methods you can find if a process is continuously running
This is one of the most common error you will face if you are working on unattended Red Hat Linux installation where you have a customised list of Packages. Error: Solution: This error basically means
Do you have a node where there is a lot of free space available on some logical volume which is unused while there is a different partition which you are using is going out of
If you are not already aware of "YUM" (Yellowdog Updater, Modified) is used for installing rpms. Yum allows automatic updates, package and dependency management, on RPM-based distributions. Ideally yum is used to get direct updates
Here our requirement is to remove all the whitespace from the leading and ending space per line of a file. Our sample file /tmp/file This is line one This is line two
Here our requirement is that we have a file where we have to perform a string replacement but based on line number. Below is our sample data /tmp/file 1 This is line one 2 This