Data Center Tiers: What Are They and Why Are They Important?

  • Posted by: webopediamaster
  • Category: Data Center Tiers
Data Center Tiers: What Are They and Why Are They Important?

Data Center Tiers are the official rankings to evaluate the performance of a data storage server. It is a technique set up by the Uptime Institute to analyze the infrastructure of a data center. The tier of data determines the security level and potential downtime. Cyberattacks are at an all-time high and is a real challenge for small and midsize organizations. Here comes the role of data centers that plays a crucial role to keep your data secure. Your data is the fuel to your company and the store you assign matters a lot.

Data centers are ranked on a pyramid structure of Tier I to Tier IV, with Tier IV being the best rated and Tier I the lowest. Now, let’s cover each tier to dig the importance it plays on businesses.

Tier I: Basic Capacity

The tier I is at the lower level of data center tier with an uptime of 99.67% and approx. 28.8 hours of yearly downtime. It is ideal for small scale businesses looking for plausible budget options. This tier gives a separate space for IT systems, power backup to plug in transitory outages. Not just that, you also get a cooling set up and engine generator to carry out the IT functions with no break downs.

Tier II: Redundant Capacity Components

The Tier II comes with added capabilities of Tier I and extra redundancy options. It works on a single power input source but with backups for fall shorts. The components contain the critical power supply and cooling features such as UPS modules, chillers, and engine generators. The Tier II promises an uptime of 99.75% and an average of 22 hours yearly downtime.

Tier III: Concurrent Redundancy

The data centers at tier III promises a serious jump in uptime and is a great fit for larger SMBs. It offers a superior protection redundancy option with comprehensive capabilities to tackle the downtime and power shortage. It holds an extra delivery path for external mishaps in case of power failure or maintenance operations. Your business gets a 99.96% uptime and just 1.6 hours of annual downtime.

Tier IV: Fault Resistant

The Tier IV promises a more reliable data center for large scale businesses. It adds a new concept of fault resistance to the infrastructure topology. The Tier IV has a high uptime of 99.98% and 0.8 minimal hours of yearly downtime. Your business gets a non-stop power supply and cooling support that makes it an interruption-free system. It extends support with two power backups, two dynamic generators, and extra cooling systems.

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