Hosting is a service to provide space for the physical location of information on a server residing in the network (usually internet). Is also called hosting service for hosting customer on the territory of the provider of software connecting to the communication channels with high bandwidth.

Usually, the notion of hosting services involve a minimum service file allocation map on the server that is running software required for processing requests for these files (web server). Typically, the hosting service has included providing a place for the mail, databases, DNS, file storage, etc., as well as support for the functioning of the service.

Hosted database files location, email hosting, DNS services can be provided separately as a standalone service, or enter into the concept of service.

Select hosting

One of the important criteria for choosing a host operating system, as it affects the software that will support the functionality of certain services. An important aspect of hosting a description of one or the other services and opportunities:

* Support CGI / Perl, PHP, Python, ASP, Ruby
* Support. Htaccess (for Apache)
* Support for databases

And also installed modules for each of the possibilities.

Hosted as a service is compare and describe the quantitative restrictions:

* Size of disk space
* The number of monthly traffic
* Number of sites that can be placed in one account
* Number of FTP users
* Number of E-Mail accounts and the amount of space used to address
* Number of databases and the number of places under the database
* Number of simultaneous processes per user
* Amount of RAM, and the maximum execution time allocated to each process user

qualitative restrictions:

* Free resources of CPU, RAM, which affect the performance of the server
* Bandwidth, which affects the download information.

Some paid hosting companies offer free test for a certain period, after which the user must determine suitability for his chosen hosting company, and whether it makes sense to pay for large periods. Typically, such tests are available only to owners of second level domains in order to avoid speculation with test accounts.

In addition to the paid hosts, there are also free hosting companies that support most of these Web technologies. But in Russia they are not common, so people use mostly paid hosting services.