This article will help you to monitor IT infrastructure, Servers, Websites from the cloud. There is a huge requirement of having a tool to monitor and cloudstats.com fits the bill of a cloud monitoring tool. One of the key feature of this tool is to send you alerts and notifications to the team for CPU, DISK, RAM, Network usage and also monitors the services like Apache, MySQL, Mail, FTP, DNS.Cloudstats.meCloudStats.me is a new monitoring tool from Linux server, which is very easy to use and has a good yet capable feature of providing most vital information of your servers. CloudStats ... Read More

Taskwarrior is an open-source, cross-platform time and task management tool. It has a command-line interface rather than a graphical user interface. If you spend a lot of time on Linux terminal (as a developer or system administrator) then constantly switching to a web app or another GUI based todo applications may not be a very productive thing to do. In that case, you may want to try a simple command line application instead. This article explains How to install Taskwarrior in Ubuntu.To install Taskwarrior, use the following command –$ sudo apt-get install taskThe sample output should be like this –Building ... Read More

Subversion is a free/open supply variation manipulate process (VCS). That is, Subversion manages records and directories, and the alterations made to them, over time. This makes it possible for you to get better and older models of your information or evaluate the historical past of how your data is modified. On this regard, many people suppose of a variation to manage procedure as a variety of “time computing device.”Before installing subversion, it should require apache. To install apache, use the following commands-$ sudo apt-get update $ sudo apt-get install apache2To get more information about apache installation, read this articleTo install ... Read More

Rundeck allows you to run commands/scripts on a remote computer. It is used to create a job by defining a single step or a workflow that can execute any set of commands, scripts, or tools on any number of local or remote nodes. Jobs can be triggered by the scheduler or on-demand via the web interface or API. This article explains about ‘How to install Rundesk on Debian 8 server’Rundeck is written in java programming language, so it requires you to install java in your machine. To install Java programming on Debian, use the following commands –$ sudo dpkg --add-architecture ... Read More

This article will guide you to understand the Zombie process and Daemons, and also help us to find the process which is running in the background.What is Zombie Process?When a process ends the execution, then it will have an exit status to report to its master process. Because of that little bit of information, the process will remain in the OS process table as a zombie process, which indicates that it is not to be scheduled for future, but this process cannot be completely removed or the process ID will not be used until the exit has been determined and ... Read More

In this article, we will learn about Byobu on the Ubuntu 16.04, Byobu which is a terminal multiplexer and easy to use, Byobu is used to have multiple windows, consoles and split panes within the windows and will also show the status badges and notifications on the terminal.To complete this tutorial we needed an Ubuntu 16.04 installed and a Linux user with sudo permissions.Installing or Checking the ByobuAs a default feature of Ubuntu 16.04, Byobu is installed. However, as a practice, we will check the installation and version and if not we will install the Byobu.To check the Byobu is ... Read More

This article helps you to create and add a new virtual disk to an existing Linux virtual machine on VMware. Here are some steps for adding a new SCSI based virtual disk on a CentOS Linux virtual machine. We are assuming that you are already familiar with Linux system administration skills and having knowledge of vCenter Server or vSphere Client. For a full description of the utilities mentioned in this article, please refer to the manuals.SolutionTo add a new virtual disk for an existing Linux virtual machine, Log in as root on your Linux virtual machine. Run this below command ... Read More

In this article, we will be covering about the installation of Nagios 4, a very popular and open source monitoring tool on Centos 6.7. We shall cover some basic configuration steps which might be useful to monitor a host of resources via the web interface. Here, we shall also utilize the Nagios Remote Plugin Executor (NRPE) that is installed as an agent on remote hosts to monitor the local resources of Servers/clients.Nagios is useful for keeping an inventory of your servers, and making sure your critical services are up and running. Using a monitoring system, Nagios is an essential tool ... Read More

This article provides a basic understanding of Ansible technology along with steps to install it. Ansible is an open source IT automation software for configuring, managing and installing software’s on the clients or nodes without any downtime and agent installed on the nodes. It uses SSH to communicate with the clients.Currently, most of the IT Automation tools runs as an agent in remote host, but Ansible needs only an SSH connection, a user and a Python (2.4 or later).Environment Setup DetailsServer Operating System: Centos 6.7 IP Address: 192.168.87.140 Host-name: ansible.hanuman.com User: root Remote Nodes Node 1: 192.168.87.156 Node 2: 192.168.87.157Installing ... Read More

There are a number of reasons why you would want to set up your own Linux mail server. These days more people than ever are compelled to get their email fixed – if it ever fails. Postfix is an MTA (Mail switch Agent), a software used to send and receive mail. It is Wietse Venema’s mail server that began life at IBM research alternatively to the largely used Sendmail application. Now at Google, Wietse continues to support Postfix. This article explains about – How to setup Email Services using postfix in Linux.To install Postfix and test mail utilities, use the ... Read More