Tier 3 data center specifications checklist
A Tier 4 data center has all the infrastructure of Tiers 1, 2 and 3, with additional components that qualify it as Tier 4. During the certification process, design documents are evaluated to assure they meet the needs of the data center provider's goals. a) Data center performance b) Investment c) ROI (return on investment) Tier 4 data center considered as most robust and less prone to failures. Tier 4 is designed to host mission critical servers and computer systems, with fully redundant subsystems (cooling, power, network links, storage etc) and compartmentalized security zones controlled by biometric access controls methods. The Data Center Site Infrastructure Tier Standard: Topology defines the requirements and benefits of four distinct Tier classifications for data center infrastructure. Each Tier aligns with a specific function in the business world and sets the appropriate criteria for power, cooling, maintenance, and capability to withstand a fault. Data centers are classified into 4 tiers on the basis of several performance criteria: Tier-1: A guarantee of 99.671% availability (28.8 hours of downtime per year) Tier-2: A guarantee of 99.749% availability (22 hours of downtime per year) Tier-3: A guarantee of 99.982% availability (1.6 hours of downtime per year)
May 02, 2018
data center products and services provides a 100% uptime Sla offers modular data center products and services offers enterprise-grade "private cloud" infrastructure as a Service Standardized data center hardware offers software optimized data center infrastructure meets ultra-high security requirements Tier III Design Certified by the Data center tier 4 is considered as an enterprise-level service and the most expensive option for the business, the costly nature of this data center comes along with a high level of protection to the company's data. It is the extension and combination of tiers 1, 2, and 3 by ensuring that it is fully fault-resistant.
Jan 29, 2011
The Data Center Tier Performance Standards and Their National Conference on Building Commissioning: May 2-4, 2007 E.P Rafter: Data Center Performance Standards Importance … 1 The Data Center Tier Performance Standards and Their Importance to the Owner’s Project Requirements Edward P Rafter, P.E. CxAP Tier IV Consulting Group Synopsis Calculating Space and Power Density