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Parallels et Similitudes Stockage dans un Cloud (nuage)

Cloud storage similarities (Pstorage) is highly available distributed storage (virtual SAN) with built-in replication and disaster recovery.Pstorage virtualization platform allows the storage on top devices in material with hard drives locally and was able to unite in the storage cluster in scenarios such as virtualization using virtual machines (vessels) and / or monitoring container system (CTS). Pstorage provides rapid live migration of VMS monitoring...

Information Service and Cloud Dedicated Hosting

Dedicated hosting service, dedicated server, or managed hosting service is a type of internet hosting the client leases an entire server not shared with anyone. It is more flexible than shared hosting, and organizations have full control over the server (s), including choice of operating system, hardware, etc. There is also another level of dedicated or managed hosting managed hosting is called complex. Apply complex managed hosting on physical...

Virtual Private Servers in the world revolution Virtualization

Virtual Private Server (VPS) is a virtual machine is sold as a service by Internet hosting service.VPS runs its own copy of the operating system, customers have access to the root level for that instance of the operating system, so they can install almost any software that runs on this operating system.For many applications are functionally equivalent to a dedicated physical server, and being defined by the software can be created more easily...

Cloud Game technology Cover

Game on demand, sometimes called the games on demand, is a kind of online games. Currently, there are two main types of clouds games: Games video game based on the cloud and streaming file based on the cloud. It aims to provide cloud gaming to end users less friction and live ability to play games across various devices.Cloud types of gamesGame on demand is a term used to describe the shape of online game distribution. The most common games Video...

Insurance data center, not to lose money and information

Insurance for the data center facility used to house computer systems and associated components, such as telecommunications and storage systems. Generally includes redundant or backup power, redundant data communications connections, environmental controls (eg, air conditioning, fire suppression) and the various safety devices. Large data centers are operations on an industrial scale using a larger amount of energy in a small town.Requirements for...

The principle cloud apple icloud

Cloud computing is the storage cloud service Apple launched in October 12, 2011. In July 2013, the service was 320 million users.This service provides users with ways to store data such as documents, pictures and music on remote servers to download for iOS and devices Macintosh or Windows, share and send data to other users and manage their devices apples in case of loss or theft.Service also provides a way to save the iOS wireless devices directly...

Cloud database technology

Cloud database is a database, which usually runs on the cloud computing platform, such as Amazon EC2, GoGrid, Salesforce.com, Rackspace, Microsoft Azure. There are two joint deployment models: Users can run databases on the cloud independently, using the image of the virtual machine, or they can buy access to the database service, which is maintained by the cloud database provider. Databases available on the cloud, and some are and some SQL-based...

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Showing posts with label technology. Show all posts
Showing posts with label technology. Show all posts

Thursday, December 22, 2016

Getting The Right Office Furniture For Computing

Having the right furniture in your office can not only help you to be more productive, but it can also provide the correct support for your body as well, especially if you spend a good majority of your time in front of the computer. And whether you’re at home or the office, you most likely know that there are proper and improper methods and heights for sitting while you work. But did you also know that the wrong office furniture can lead to Repetitive Stress Injuries that include chronic back and neck pain, carpal tunnel syndrome, eye strain and a variety of other health problems? Let’s take a look at the best methods for avoiding these issues.

Chairs
Sitting in an ergonomically correct chair is one of the best things you can do for yourself. The right chair should be easily adjustable to provide proper support for the small of your back and your lumbar curve overall. It should also be ‘user friendly’ so as to fit well with your body type. And when sitting, your feet should be comfortably flat on the floor or on a footrest in front of you.

Desk
Whether your keyboard sits on top of your desk or on a pull-out keyboard tray underneath it (which is actually the recommendation), it should be a comfortable level of between 27 and 29 inches from the floor depending on how tall you are. There should be sufficient distance between your shoulders and the keyboard so as to prevent any stress or strain in that area, as well as in your elbows and wrists as you type.

Lighting
The lighting you choose can greatly affect the quality the work you produce. The computer screen is quite bright in itself and adding even more intensity to that with the wrong lighting can cause headaches as well as eye strain. A good idea is to utilize a lamp that has a dimmer mechanism so that you can adjust it to your personal preference.

And don’t forget to take regular breaks from the computer! Sometimes we get so caught up in what we’re working on that we forget to do this. But getting up and stretching your back and muscles as well as giving your eyes a rest will greatly help you in the long run.


Saturday, December 3, 2016

Cloud database technology

Cloud database is a database, which usually runs on the cloud computing platform, such as Amazon EC2, GoGrid, Salesforce.com, Rackspace, Microsoft Azure. There are two joint deployment models: Users can run databases on the cloud independently, using the image of the virtual machine, or they can buy access to the database service, which is maintained by the cloud database provider. Databases available on the cloud, and some are and some SQL-based model using NoSQL data.

There are two main ways to run the database on the cloud:

    Virtual image - cloud computing platforms machines allow users to buy virtual machine instances for a limited period. It is possible to operate a database of these virtual machines. Users can either upload their own picture of the machine with a database installed on it, or use the images of ready-made machines, which already includes the optimum installation of a database. For example, Oracle provides a ready-made device images with Oracle Database 11g Enterprise Edition installation on Amazon EC2  and Microsoft Azure.
    
Database as a service (DBaaS) - Some cloud computing platforms offer options to use a database as a service without physically start the virtual machine instance to a database. In this configuration, the application and the owners do not have to install and maintain the database of its own. Instead, the SQL Server database takes responsibility for the installation and maintenance of the database and the application owners pay according to use.
For example, Amazon Web provides three database services as part of the cloud offerings, SimpleDB, a NoSQL key value store, Amazon Relational Database Service, and basic data services with SQL interface cell DynamoDB. Similarly, Microsoft is offering a basic data service SQL Azure as part of a presentation by the cloud.


The third option enables the database on the cloud hosting, where they are not providing the database as a service, but the SQL database cloud hosting the database and manages on behalf of the applicant. For example, provide a hosting provider Rackspace Managed Cloud cell dedicated to  and cloud architectures  and NoSQL MongoDB databases by rocket object managed service. Similarly, Azure, and Amazon Web Services,  MongoLab MongoDB provides as-a-service.

Architecture and common features

    Most databases Services Unit provides Web control, the end user can be used to provide and configure the database instances. For example, the unity of the Amazon Web Services Web allows users to run instances of the database, and create snapshots (backup-style) database, and monitoring of the database statistics.
    
Services component database consists of data, which controls the cases the underlying database using API service base manager. The suffering of the API service to the end user, and allows users to perform maintenance and expand their database instances. For example, API service relational Amazon database can create the database and modify the resources available to the instance of database instance, and delete the example database, create a snapshot (similar to a backup) from a database, and restore the data from the base plate .
    
Databases make the underlying software stack transparent to the user services - and the package usually includes the operating system, databases and third-party software is used to manage the database. Service Provider (eg MongoLab or ObjectRocket) is responsible for the installation, restoration and modernization of the basic software stack and ensure the health and overall performance of the database.
    
Database services take care of scalability and high availability of the database. Scalability characteristics differ between providers - to provide some cars peels, while others allow the user to expand the use of API, but do not automatically adapt. And usually there is a commitment on the level of high availability (for example, 99.9% or 99.99%).

Hybrid cloud computing technology

Hybrid cloud is infrastructure, which includes links between managed by the user Cloud (usually called "special") and at least a cloud managed by a third party cloud (usually called "public cloud"). Although the public and private sectors of the cloud, hybrids are linked together, they remain unique entities of its kind. This allows the hybrid cloud to provide the benefits of the deployment of several at one time Templates. Hybrid clouds vary greatly in sophistication. For example, some hybrid clouds offer only connection between the site and public clouds. All the difficulties inherent in two different infrastructure is the responsibility of operations and application teams.

Most of the mixed material is concentrated clouds, critics and infrastructure specialists. However, the company has affected parts of some of the most essential parts of a quantity of hybrid cloud: the abstraction layer for applications - when avoided, should not be relied infrastructure applications. Containers for Linux and Windows are the main means of extraction application infrastructure. It can also be designed to play a part of the resources allocated to reduce or eliminate the use of the controller amount of platform. When there is no API to use in conjunction with a third party criteria containers such as port workers and missiles, and applications are also the technological capacity of the PAA. Dissemination of political orientation - organizations must be able to deploy workloads based on programming policy. Part of the workload in the public cloud will be sent on the basis of risk and the development of the theater, while others will be posted internally. The application can also move back and forth depending on the desired results. For example, an organization may choose to use public cloud services for archiving its data, but it remains to keep the details of service to customers at home. It should be the policy of some developers access on request to multiple cloud computing services, such as data storage and selection public cloud providers and internal operations - catalog of services that focus on. Should be allowed to divide the specific development in the self-service bulletin. Application / Microservices support existing and new - must be new and the environment will not be exclusive to the new Greenfield operations and applications, but should not be excluded. Existing applications can and should take advantage of the scalability, flexibility, and other distinctive characteristics of the cloud. You must be new applications with advanced features of the cloud will be easier to build. You should start and other features help create the platform intelligent endpoint that can be used dumb pipes policies, the main objective of microservices

The idea behind the hybrid cloud is that companies can use to take advantage of the cost effectiveness and scalability offered by public cloud environment without critical applications and data weaknesses associated with the sensor that public cloud option. In addition, the hybrid cloud model creates is often the best most effective for different types of data can be transferred solutions to provide the platform for the most effective and safe environment.

Usually create a hybrid cloud in one of two ways: either the seller with the private cloud based solution provider is a partnership with the public cloud or public cloud provider and a partnership with the provider that offers private cloud platforms .
Can that many organizations reap great benefits of hybrid cloud option. For example, the company may want to use a SaaS application, but not concerned about security risks to a third party provider, such as Apprenda, and create a private cloud within the company for its firewall. Or a company that offers services tailored to different verticals can choose to use the public cloud to interact with their customers, but the data remains in the safe environment of a private cloud.

The new cloud storage for mobile technology


Mobile cloud storage is a form of cloud storage that can be accessed on mobile devices such as laptops, tablets and smartphones. Mobile cloud storage providers to provide services that allow users to create and organize files and folders, music, pictures, similar to the other police cloud computing. And services used by individuals and businesses. Most cloud file storage providers offer free unlimited use and is responsible
for extra storage once you go over the limit for free. Usually these costs be downloaded as a monthly subscription and have different prices depending on the amount of storage required.



In 2009, revenue from cloud services was approximately $ 58.6 billion in 2011 and had approximately $ 2.6 trillion. Gartner predicts that [when?] This turnover will be high 152000000000 dollars in 2014.

Some mobile device manufacturers with applications of storage products for mobile cloud. These applications facilitate the user to synchronize files across multiple platforms. Part of the process of creating a new mobile devices often include the formation of cloud storage services to back up files on the device and information. Apple iOS devices are pre-loaded and configured to use a cloud service phone shop mobile Apple iCloud. Google offers similar functionality with the Android operating system through the support device using Google Drive account. Samsung Galaxy smartphone in partnership with Dropbox, still Microsoft Microsoft SkyDrive for progress.

Most companies that offer storage sites and secure cloud access files, allowing the use of any device that can browse the Internet.