HIGH AVAILABILITY

In the advent of the computer age , the growth of the internet has also necessitated the development of technologies that are not only able to cope with the demands of users but also within the limitations of current hardware . With multitasking having evolved into the norm , the availability of media and applications online has made it increasingly important to provide HIGH AVAILABILITY (Marcus 2003 . The mission-critical applications that have surfaced on the internet have placed added pressure to make sure that highly available services are always ready . As such , this brief discourse

will attempt to discuss the current state of high availability technology as well as any recent trends or variations that have surfaced

High Availability , as the term suggests , refers to systems or instruments in information technology that are not only continuously available but also continuously operational for long periods of time (Marcus 2003 . The term availability is used to refer to the access that the users or members of user community have to the system . This type of access or ability can include anything from uploading s , to changing entries , updating works or even just scanning previous works (Marcus 2003 . The failure to access the system results in downtime or unavailability

An example of this would be the manner by which community users like to be able to use Facebook to chat , watch videos , update links and upload pictures all at the same time . With a network that has Low Availability , the users will occasionally experience failures with...