Calsoft Blog

OpenStack is an array of tools for creating and handling cloud computing platforms for both- private and public cloud. It is a free platform having many groups of linked projects that enable processing storage and networking resources throughout a data centre. It is software and hence whoever wants to use it can easily do so by accessing the source code. This is supported by big companies as well as many individual cloud community members who believe in the concept of OpenStack and believe it is the next big thing in the near future.  OpenStack is managed by the  OpenStack Foundation , a non-profit which oversees both development and community-building around the project. It enables consumers to deploy VMs that can handle all cloud environment tasks from anywhere. In a cloud environment, the consumer can compute from a remote location as the software runs as a service on a given sever rather than it being deployed on each user’s computer. There are 9 major compo...

LINUX CONTAINERS The Linux Containers (LXC) feature is a lightweight virtualization mechanism that does not require you to set up a virtual machine on an emulation of physical hardware. Makes use of: 1) Namespaces: User, Network, Hostname, Filesystem, Process table 2) Cgroups for resource limits 3) Seccomp – filtering of system calls 4) AppArmour/SELinux 5) Like chroot environment only more secure and more full featured Benefits are - Application isolation, Near native performance, and Dynamic control of resource allocation (thin provisioned) Limitations – All use hosts kernel DOCKERS  Docker consists of the Docker Engine, which packages and runs the applications, and the Docker Hub Registry, which shares the applications in a  Software-as-a-Service (SaaS) cloud. The philosophy of Docker and Linux Containers philosophy is different. Docker works towards Portability, Standardized Environments, Rapid scale-up/scale-down, Ability to build a continuou...

Dreamforce is just round the corner and is expected to be one of the biggest events of 2015 with more than 50,000 registered attendees and 400 exhibitors participating. There’ll be around 2,200 sessions and keynotes, with more than 10 million people tuning in online. It will be held at the Moscone Convention Center San Francisco, California 94103 Due to the humongous turn out of participants Dreamforce has partnered with Celebrity Cruises to manage accommodations right on the San Francisco Bay with a striking cruise ship that will be docked at Pier 27 all through the conference. The event promises to enthrall the audience with one of the most exciting announcements. It will involve RelateIQ, the sales intelligence start up Salesforce bought for $US390 million last year. RelateIQ automates a lot of the data input and provides relationship-based analysis and actions that significantly improves the overall sales process. Tom Roderick at Stifel ...