L2 / L3 Linux System Admin Interview Questions

Q: - How to increase the size of KVM IMG file ? Q: - Explain page in and page out in OS memory management ? Q:...
Linux & Unix Commands

find WWN Number of HBA Card in Redhat Linux & CentOS

If our Linux box is connected to one or more SAN switch via Fibre HBA cards. So it becomes very  important to the Storage...
proxy-settings

Set Proxy Settings on linux command line or Terminal

Overview : In Linux Like operating system ,  we have the variables  like http_proxy,ftp_proxy and https_proxy  through which we can access the Internet via proxy...

Puppet Interview Questions & Answers

Q: - What is Puppet ? Puppet is a  configuration Tool which is use to automate administration tasks.Puppet Agent(Client) sends request to Puppet Master (Server)...

Load Balancer Interview Questions & Answers part 1

Q: - What is Server Load Balancing? Server Load Balancing (SLB) provides network performance and content delivery by implementing a series of algorithms and priorities...

Redhat Linux Interview Questions and Answers part2

Q: - What command should you use to check the number of files and disk space used and each user's defined quotas? repquota Q: - What...
videos-xdm

Xtreme Download Manager(xdman): Internet Download Manager(IDM) For Ubuntu

Overview : Xtreme Download Manager (xdman)is a java based download manager in ubuntu. We can say it is an alternate of  windows IDM(internet download manager)...
Linux

Check successful & unsuccessful user login attempts in linux

For Linux System admins it is very important to know successful & unsuccessful user login attempts on their Linux boxes. In this post we...
unix-linux

How to Setup DM-Multipath on RHEL & CentOS

Overview: DM-Multipath stands for Device mapper multipathing. It allows us to configure multiple I/O paths between serverĀ  and storage arrays into asingle device. These I/O...

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