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Become a better Sysadmin by learning Linux. Most of the articles cover essential commands, how-to, books, and troubleshooting.
Kali Linux 2.0 was released on 11th August 2015 and comes with more than 600 preinstalled penetration/security tools. Having these preinstalled makes Kali Linux a true platform for the security …
Continue Reading about Kali Linux Installation Guide on VMWare Fusion [With Screenshot] →
Lately, I moved Geek Flare from Shared Hosting to DigitalOcean on CentOS 6.6, and it was all ok till I received “High-risk vulnerabilities” detected alert from Scan My Server. In CentOS 6.x …
Continue Reading about How to install/upgrade PHP-FPM 5.6 on CentOS 6.x →
One of the challenging tasks while working in project team is to perform necessary connectivity test though services don't exist. This is often you have to do when you are working in DMZ environment …
Crontab (Cron Table) is system administrator’s favorite job scheduler. Using cron, you can schedule a job to run on specific time/date. This is very handy for the administrator as at some point you …
Continue Reading about Crontab in Linux – with real time examples and tools →
The find command is one of the most widely used in Linux OS. It would be just difficult to administer Linux environment without knowing find commands. It helps you to search files, folders on Linux …
Continue Reading about Useful Linux find Commands for System Administrator →
Middleware was fourth hottest skills to get hired in 2017, and there is no reason to go down in coming years. If you recently started working on WebSphere or any other product suite of Middleware, …
Continue Reading about Linux Commands for Middleware/WebSphere Administration →
Lately, I was trying to install Apache web server in Linux environment and got the following error. [[email protected] ~]# yum install httpd Loaded plugins: fastestmirror, langpacks Could not retrieve …
While installing MQ 8 on Linux, I encountered a warning to increase file-max and nofile. WARNING: System settings for this system do not meet recommendations for this product See the …
Continue Reading about Increase file-max and nofile limit in Linux for MQ Installation →
Last week, I was setting up Nginx and while compiling I encountered an error, which I was able to resolve as following. I thought to document so other can be benefited from it. [[email protected] …
Continue Reading about configure: error: C compiler cc is not found →
Linux is a most powerful operating system, and networking is an essential part of servers. It offers many inbuilt commands to diagnose for network issues. In this article, I will show you useful …
Continue Reading about 10 Useful Linux Networking Commands →
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