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Understand Data Center Tier and its Levels

By Cloudmatika 23 January, 2023

Do you understand what tiers are when choosing a data center? Let's get to know the four-tier classifications in data centers and their specifications in this article.

There are many considerations that you should think about when buying a data center hosting service. One of them is the tier level of the data center that you will use. But are you familiar with the data center tiers and their classification?

This tier specification is undoubtedly worth being noticed when you are about to buy a hosting service. Different tiers significantly impact the security level of the website data stored on the server. But how do you choose the right tier for your needs? Let's take a look at the full review of the tiers below.
 

What is Tier in Data Center?

Tier is a specification that indicates the level of data center technology and security systems. The division of tiers began in the 1990s. Tier is very useful as a guide to compare the performance and quality between one data center and another. The higher the tier, the better the quality of the data center and the higher the price.

Also Read: Data Center, Solusi Mudah untuk Amankan Data Anda!

The term tier can be analogized to a star hotel. Each number of stars indicates the completeness of the facilities available in the hotel. Similarly, several tiers divide data infrastructure based on features, performance, and security.
 

What are the Tier Levels of a Data Center?

There are four tiers based on the Telecommunication Industry Association (TIA) 942. Here is a complete explanation of each tier classification as your guide in choosing a data center.
 

1. Tier 1 (Basic Site Infrastructure)

The first tier is the most basic level of a data center. Each server in the data center only has one uplink or non-redundant distribution line that serves the IT equipment. Usually, the first tier is used by companies with their own data center.

This tier can only serve operational activities during business hours and already has a UPS as a backup. Its uptime rate reaches 99.671% per year, and it can tolerate a maximum of 28 hours of disruption.
 

2. Tier 2 (Redundant Site Infrastructure Capacity Components)

The specifications of the second-tier data center are almost similar to the first-tier. The difference lies in the redundant components in the second tier, so the data center already has backup resources. Companies that want to use the second-tier data center must have generator sets, raised floors for cooling, UPS, energy storage, and heat sinks.

Second-tier data centers have an uptime rate of 99.741% per year and have a maximum fault tolerance of only 22 hours. In the event of a disruption, you must perform a shutdown process on the second-tier data center until it is complete.
 

3. Tier 3 (Concurrently Maintainable Site Infrastructure)

The third tier is an advanced version of the second tier data center with additional features such as dual power equipment and more than one uplink. You must provide more than one power source and a smooth internet network so there is no need to shut down during maintenance. There is also an uptime rate of 99.982%, with only a fault tolerance of 1.5 hours per year.

Also Read: Mengenal Tier 3 Data Center dan Keunggulannya
 

4. Tier 4 (Fault Tolerant Site Infrastructure)

Finally, the fourth tier is the highest data center classification. The fourth tier is fault-tolerant, so it has a higher level of security. Fourth-tier data centers are automatically monitored for 24 hours to be safe from technical and non-technical disruptions. The uptime rate of the fourth tier is almost perfect at 99.995%, with a downtime tolerance of only 30 minutes per year.

Now, you understand what tiers are in a data center and how they are classified. The question is, have you chosen the data center tier classification you want? You can try Cloudmatika's Virtual Private Cloud (VPC) if you have yet to try it. VPC is already in the third tier, so it is to the regulations recommended by the Indonesian government.

Our VPC specialty lies in Hyper-Converged technology that can increase server performance ten times faster. The VPC configuration system is flexible and can be customized according to your needs. In addition, you can manage and monitor VPC performance in one dashboard to make the process more efficient. Many more features and advantages of VPC from Cloudmatika are helpful for your company. Contact us now via WhatsApp to consult and learn more about this service.
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