Tier System in Data Center
- March 09, 2010
A famous term associated with Data Centers is tier standards. Tier standards can be defined as standardized channels used to figure out availability in a data centers. Tier system is very much important for all the data centers let it be Fully Managed Data Centers India or partially managed data centers. Tier system was developed by Uptime institute. It helps companies to calculate performance and ROI (return on investment).
There are 4 tiers in a tier system, with tier 4 being the best and tier 1 being in the bottom. Do decide which data center facility belongs to which tier Uptime Institute issue a certificate. This reduces the risk from companies which falsely claims for the certification for their facility. Till the start of the year 2008 more than 25 data center round the world had been certified by the Uptime Institute.
This certificate helps customers to figure out the standard of the data center facility in which their servers will be placed. In the fast jet age it is very important for a customer to check the standard of a facility, since e downtime of few seconds can cost million of bucks. Process of certification begins with engineers at Uptime Institute review submitted documents of the design.
Following the review Uptime employees visit the site and examine whether the site is newly built or just an expansion from a older facility. The inspection also includes various other service checks at the data center services india. In order to amplify the sustainability of the tier standards, Uptime Institute also added an grading system.
Below is a brief explanation of the four tiers of data center:-
|Tier Level||Requirements from data center|
|Tier 1||1) Non-redundant capacity IT equipments2)Non-redundant and Dedicated distribution path for all the equipments.|
|Tier 2||1) Redundant IT equipments including all Tier 1 requirements|
|Tier 3||1) Distribution paths for the IT equipments are independent and normally one path serves equipment at a given time.2) IT equipments should be completely compatible with the topology of the site architecture and also they should be dual powered.3) other than these all the Tier 1 and 2 requirements|
|Tier 4||1) Cooling facility should include HVAC systems and chillers along with being dual powered.2) All the distribution networks should be fault tolerant, let it be storage or electrical.3) All Tier 1, 2 and 3 requirements.|