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Ceph: A Distributed Object Storage System

Posted September 23, 2015 by Vivek RH

CEPH Ceph is an open source, software defined and a distributed storage system. A Software-defined Storage (SDS) system means a form of storage virtualization to separate the storage hardware from the software that manages the storage infrastructure. Ceph is a true SDS solution and runs on any commodity hardware without any vendor lock in. An SDS selection provides the flexibility in hardware selection. Customers can select any commodity hardware of any manufacturer. Ceph is massively scalable(upto exabytes and beyond) and there is no single point of failure. Today,private…

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ZFS

Posted by shameem

ZFS - the Zettabyte File System - is an enormous advance in capability on existing file systems. ZFS is a combined file system and logical volume manager designed by Sun Microsystems. The features of ZFS include protection against data corruption, support for high storage capacities, efficient data compression, integration of the concepts of filesystem and volume management, snapshots and copy-on-write clones, continuous integrity checking and automatic repair, RAID-Z etc. What Makes ZFS Different ZFS is significantly different from any previous file system because it is more than just…

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Instalation of Mcafee Audit Plugin on Ubuntu 12.04

Posted August 7, 2015 by bipin

Why Audit Plugin Nowadays security is a major concern with each and everything. Here I am a explaining a method by which we can secure and audit our MySQL database much closer using Mcafee Audit Plugin. Since lot of attacks and intruders are targeting our database it will be key thing to secure your database . Installation Download the Audit Plugin from the following link. https://github.com/mcafee/mysql-audit/downloads. The downloaded file is actually a MySQL plugin file which allows you to perform advanced level auditing with your databases.  Please download…

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An Introduction to Bacula

Posted by bipin

What is Bacula? Bacula is a software which permits the system administrator to manage backup, recovery, and verification of computer data across a network of computers of different kinds. The majority of the source code of Bacula is released under the GNU General Public License version 2. Bacula can run entirely upon a single computer and can backup to various types of media, including tape and disk. In technical terms, it is a network Client/Server based backup program. Bacula is relatively easy to use and efficient, while offering…

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Docker

Posted August 3, 2015 by alan

Container Based Virtualization Container-based virtualization, is an approach to virtualization in which the virtualization layer runs as an application within the operating system (OS). In this approach, the operating system's kernel runs on the hardware node with several isolated guest virtual machines (VMs) installed on top of it. The isolated guests are called containers. In simple words, containers are small applications that run on an host OS.   Why Containers Instead of Hypervisors ? - Containers can deliver more services using the same hardware you’re now using for…

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Streaming Protocols

Posted by sarathp

As we know 'Streaming' is a an act or instance of flowing. Here we are concerned about streaming a media, which includes video and audio. With streaming media, the end user does not have to wait to download a file completely to play it. Instead, the media is sent in a continuous stream of data and is played as it arrives. The user needs a player, which is a special program that uncompress and sends video data to the display and audio data to speakers. There are different…

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Java-tools

Tools for Java Developers

Posted January 21, 2015 by alan

It’s as true for Java developers as it is for woodworkers: You can’t do the job right without the right tools. Fortunately, there are plenty of Java tools designed to make it significantly simpler to write good Java code — and help you make your Java code even better. You’ll probably know many of the tools on this list , but others may be new to you. And odds are you haven’t tried them all yet! 1) Gradle: Build tool. Automates the building, testing, publishing, deployment, and more of…

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Email Reputation in Email marketing world

Posted January 6, 2015 by jeffin

Email marketing is, as the name suggests, the use of email in marketing communications.Email marketing is one of the most cost effective and fastest growing e-marketing tools that help companies to generate higher revenues. It is also one of the easiest methods to deliver your marketing messages to your customers. What is Email Reputation? When we are talking about email reputation, actually we are talking about the reputation of your server/sending IP address. Email reputation is a score which is created by an ISP or a third party…

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DNS

Domain Name System & Internationalized Domain Names

Posted January 5, 2015 by saraths

Domain Name Servers (DNS)   DNS are the Internet's equivalent of a phone book. They maintain a directory of domain names and translate them to Internet Protocol (IP) addresses. Each on the Web server and its services are build with the publicly resolvable IP addresses.   Basic Function of DNS When you visit http://google.com in a browser, your computer uses DNS to retrieve the website’s IP address of 123.123.123.123. Without DNS, you would only be able to visit our website (or any website) by visiting its IP address…

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Vyatta

Posted January 2, 2015 by sarathp

Vyatta provides an advanced IPv4 and IPv6 routing, stateful firewalling, IPSec and SSL openVPN, and more. Vyatta is optimized to run in VMware, Citrix XenServer, Xen, KVM and Hyper V, providing networking and security services to virtual machines and cloud computing environments. Vyatta Deployment Run from Live CD: Can be run from RAM of the host machine. The system uses RAM disk for IO operations and an external system such as USB disk is used to store configuration. A software update is not possible. Used mainly for testing and evaluation…

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