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How To Install and Use Jenkins on Ubuntu 14.04 LTS

Jenkins is an automation server and continuous integration tool. It provides lots of plugins for building deploying and automating plugins. Step 1 – Add Jenkins PPA Jenkins is available in two versions. One is LTS release provides long-term support and other provides latest version. Add LTS Version PPA $ wget -q -O - http://pkg.jenkins-ci.org/debian-stable/jenkins-ci.org.key | [...]

By |2021-03-11T15:40:09+05:30June 24th, 2016|Linux, Ubuntu|Comments Off on How To Install and Use Jenkins on Ubuntu 14.04 LTS

Example of lsof commands in UNIX and Linux

How to get lsof command lsof command generally comes pre-installed in many UNIX system. If you are getting -bash: lsof: command not found an error while using lsof then it could be that lsof is not in your PATH. just check /usr/bin or /usr/sbin folder for this command. If you don't find there then you [...]

By |2016-12-24T10:13:05+05:30June 11th, 2016|Commands, Linux|Comments Off on Example of lsof commands in UNIX and Linux

RHCE Certification Training Offer

  CyberPhoton provides Summer offer for RHCSA and RHCE certification training with Rs 8,000 only , by Certified and experienced Faculty at Secunderabad . We will provide RHCSA/RHCE  free Demo class  , If students agree to continue the class they need to pay full amount Rs 8,000  before class starts . If In between they do [...]

By |2016-05-30T15:56:50+05:30May 30th, 2016|RHCE-Offer|Comments Off on RHCE Certification Training Offer

Storage Options in the AWS Cloud

AWS offers multiple cloud-based storage options. Each has a unique combination of performance, durability, availability, cost, and interface, as well as other characteristics such as scalability and elasticity. These additional characteristics are critical for web-scale cloud-based solutions. Media sharing platforms are a great example of how these cloud-based storage options can be used together. Startups [...]

By |2021-03-11T15:40:39+05:30April 14th, 2016|AWS|Comments Off on Storage Options in the AWS Cloud

Limit CPU usage of Linux process

cpulimit is a small program written in C that allows to limit CPU usage by Linux process. Limit is specified in percentage so it’s possible to prevent high CPU load generated by scripts, programs or processes. I found cpulimit pretty useful for the scripts running from cron, for example I can do overnight backups and [...]

By |2021-03-11T15:41:09+05:30April 11th, 2016|Learning, Linux|Comments Off on Limit CPU usage of Linux process

Linux df Command Usage Examples

Introduction Linux df command can be used to display disk usage statistics for the file systems present on the Linux system. It’s handy tool to know which filesystem is consuming how much memory. Also, if a particular filename is picked up and supplied as argument to df command then it displays the disk usage statistics [...]

By |2017-05-22T11:23:22+05:30April 8th, 2016|Learning, Linux|Comments Off on Linux df Command Usage Examples

How to use Find and Locate in Linux

Introduction Find searches in the real system. Is slower but always up-to-date and has more options (size, modification time,...) Locate uses a previously built database (command updatedb). Is much faster, but uses an 'older' database and searches only names or parts of them. locate and find both commands will find file. But each of them [...]

By |2021-03-11T15:41:11+05:30April 5th, 2016|Linux, Red Hat|Comments Off on How to use Find and Locate in Linux

Install and Configure Munin Monitoring Server Linux

Munin is an excellent system monitoring tool similar to RRD tool which will give you ample information about system performance in multiple fronts like disk, network, process, system and users. These are some of the default properties Munin monitors. How Munin works? Munin works in a client-server model. Munin server process on main server try [...]

By |2021-03-11T15:41:13+05:30April 2nd, 2016|Linux, Monitoring Tool, Tools, Ubuntu|Comments Off on Install and Configure Munin Monitoring Server Linux

Amazon Web Services (AWS) is now an $8 Bn-a-year cloud-computing machine

Amazon Web Services generated $2.4 Bn in revenue during the fourth quarter, the company reported today (Jan. 28). It generated almost $8 billion in sales over the full year of 2015. AWS 4th-quarter revenue grew 69% year-over-year, a deceleration from 78% growth in the third quarter and 82% in the second quarter. The AWS division [...]

By |2021-03-11T15:41:14+05:30February 2nd, 2016|AWS|Comments Off on Amazon Web Services (AWS) is now an $8 Bn-a-year cloud-computing machine

Oracle Linux 7 released

Oracle's has launched Linux 7 which provides users with a freely available enterprise-grade Linux distribution. Oracle Linux 7 is based on the recent Red Hat Enterprise Linux 7 (RHEL) distribution released June 10. As Oracle Linux 7 is based on RHEL 7, it inherits many of the same new features. A major new feature in [...]

By |2021-03-11T15:41:15+05:30July 23rd, 2014|Linux|Comments Off on Oracle Linux 7 released