19 Jun 2015

Some more command to use SAR command for system monitoring

The main thing that we need to understand regarding SAR is that, everything is done using a cron. By default in many Linux distribution you will have a file named /etc/cron.d/sysstat. Some more command to use SAR
18 Jun 2015

How of use SAR command for system monitoring in CentOS/RHEL

The primary thing that we have to do is check and confirm whether you have SAR utility installed on the machine. Which can be checked by posting all rpm’s and finding for this utility. CPU Usage of
18 Jun 2015

How to install and configure SAR on CentOS/RHEL

System Activity Reporter (SAR) is an important tool that helps system administrator to get a review of the server machine with status of different critical metrics at different points of time. Using sar you can monitor performance
18 Jun 2015

Keep a detailed audit trail of what’s being done on your Linux systems

Interruptions can happen from both approved (insiders) and unapproved (outsiders) users. My own experience demonstrates that unhappy user can harm the system, especially when they have a shell access. A few users are little smart and remove
15 Jun 2015

How to Install Webmin on CentOS/Redhat 5/6/7

Webmin is a web-based interface for system administration for Unix. Using any browser that supports tables and forms, you can setup user accounts, Apache, internet services, DNS, file sharing and so on. In this article, we can
14 Jun 2015

How to Install Webmin on CentOS/Redhat 5/6/7 using yum

Webmin is an open source web based system configuration application for Linux system administrator. It is using to manage service like User administration, Disk managemet, Network, Iptables ( Firewall ), Cron, Apache, DNS, File sharing and substantially
13 Jun 2015

How to Configure Webmin Repository on CentOS/RHEL

Webmin is a 3’rd party RPM repository and Webmin is a web-based graphical tool for Red Hat based systems. This repository can be used in configuring webmin. Step 1: Import Key Import Webmin signing key for verifying
12 Jun 2015

Send email using PHP Script with Amazon SMTP Authentication

On the off chance that you find yourself using Amazon SES for sending active messages in a PHP web application, getting everything set up is much less complex than it may appear. For my situation, this was
11 Jun 2015

Top 5 Yum Repositories for CentOS/RHEL 7/6/5

The Yellowdog Updater, Modified (yum) is an open-source command-line package-management utility for Linux operating system utilizing the RPM Package Manager. Yum permits programmed updates, packages and dependency management, on RPM-based appropriations. YUM Repositories hold various RPM packages
10 Jun 2015

How to Install Gitlab on CentOS/RHEL 5/6/7

GitLab is a web-based Git repository manager and issue tracking features. GitLab is similar to GitHub, but GitLab has an open source version, unlike GitHub. Git repository management, code reviews, issue tracking, activity feeds and wikis. It