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:...
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...
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...
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...
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)...
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...
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)...
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...
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 server and storage arrays into asingle device. These I/O...