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Optimizing Ethernet in Data Center Networks

Feature Ethernet Data Center Networks - AnD Cable Management Blog

Demand for faster data transfer, and more of it, has exploded exponentially over the last decade. Even before the pandemic, growth was already at exponential rates, but with the work from anywhere trend and more people gaming and streaming from home, demand rose even further. 

With it came an explosion in innovation, and a necessary one. Data Center Interconnects (DCI) Ethernet cable speeds increased from 100 Gb applications to 400 Gb and beyond. Server speeds have gone from 10 Gb to 25 Gb and beyond, with 100 Gb speeds on the horizon, and already in place in some data centers. 

The result is that data centers are now frequently operating like edge computing networks. Here is how it works. 


Key Takeaways

By the end of this article, you’ll know:

  • How Ethernet is optimized in power, reach, and latency.
  • How IPUs and edge computing centers address speed optimization of ethernet in data centers.
  • What is needed to facilitate deployment of IPUs and edge computing centers.
Ethernet Data Center Networks - AnD Cable Management Blog
Ethernet cable speeds have increased from 100 Gb applications to 400 Gb and beyond

Optimizing Ethernet in Data Centers

There are four factors in optimizing data center ethernet use: speed, power, reach, and latency. Speed is already being enhanced and optimized by the creation of better and more modern cable designs. But for the other areas, there is still work to be done. 

Power

When it comes to power, many data centers have gone green, with their own renewable energy sources. In most cases, they have access to all the power they need. The key is to use it in the most efficient way possible. With more power comes the issue of design, including hot and cold aisle design choices and more. 

Reach

Data center architecture must take a holistic approach, whether you are starting from scratch with a new data center or making moves and changes to update its current infrastructure. Everything from switches and routers to transceivers and overall physical design, reach must be weighed by efficiency vs. cost.

Latency

Finally, latency is related to the final user experience. When it comes to gaming or video conferencing, low latency is the expectation, while when conducting internet searches, it’s not as critical, but can still be an issue for users. As speed increases and fast becomes the norm, latency expectations change with it. 

These three areas are critical to how ethernet is used in data centers, but it is far from the only one. 

Definitive Guide to Understanding Ethernet Patch Cords in Modern Networks - AnD Cable Products Whitepaper
Ethernet cables differences, RJ45 Connectors and T586B vs T568A

Infrastructure Processing Units

How we manage this need for speed is changing on the hardware and software side of things as well. Infrastructure Processing Units (IPUs) run Software Defined Networking (SDN) programs away from the server core. This saves critical server bandwidth, but it comes with an additional load cost. 

As these advances develop, the demand for new and better ethernet cables arises. And as ethernet cables advance, IPUs hardware and software applications evolve as well. Both improve in sync with the other. It’s a developing relationship, but one data center manager’s must take advantage of. 

Edge Computing Centers 

One solution to speed is to move the data center closer to the end user. This has been a developing trend, but increasingly data centers are expanding to distributed models where the interconnections between resources drive both power and speed, creating a better overall experience for the end user, and reducing latency. 

This comes with challenges. As edge computing rapidly becomes the norm, that latency KPI gets lower and lower. Low latency is key, and specifically, DCI applications are critical to meeting new standards. Ethernet connections are a vital part of this change and growth.

The Need for Speed

What’s needed to make all of this work? The first is optical transceivers, which allow data centers to make reductions in the power they use, but enables them to increase bit rates at the same time. This allows for the increase of speed in the leaf-spine connections, a critical component in any data center, but especially those that are hyperscaling. 

This does not come without challenges, as not all ethernet cables are created equally, and interoperability can become an issue. 

To help with this, high-speed breakout cables are often used. These cables have one end that supports the aggregate rate and the other end is a series of disaggregated interfaces. With their speed comes performance challenges, especially over distances. However, there has been some rapid development in this area. 

The New Normal

As 400 Gb speeds become the norm and data centers are increasingly on the edge, there are many advantages. Distributed networks mean easier disaster recovery and backup planning and create the ability to use shared resources to meet shifting demands. 

However, this creates some challenges with testing and maintaining KPIs. Interoperability remains a key component of successful deployments. 

At AnD Cable Products, we understand these challenges. We offer everything your data center needs, from Zero U rack solutions to every type and style of cable you need. We can customize cables for your application, and offer a variety of other hardware solutions to meet your data center needs. When you are ready to upgrade your cables, make moves and changes, or even deploy a new data center or edge computing center, contact us. We’d love to be your partner in innovation. 

FAQs

What is driving the need for faster Ethernet speeds in data centers?

The exponential increase in demand for data, driven by user activities like streaming video and online gaming, is the primary reason for the need for faster Ethernet speeds.

What are the key factors for optimizing Ethernet in a data center network?

The four main factors are speed, power, reach, and latency. These elements must be balanced to create an efficient and cost-effective network.

How are data centers addressing latency issues?

Latency, which is the delay in data transmission, is being addressed through technologies like Infrastructure Processing Units (IPUs) and Software Defined Networking (SDN). Additionally, the growing trend of edge computing helps reduce latency by placing smaller data centers closer to end-users.

What is the role of optical transceivers and breakout cables?

Optical transceivers and high-speed breakout cables are used to increase bit rates and speed in leaf-spine connections, which are a crucial part of many modern data center architectures.

What are the benefits of a distributed network architecture?

Distributed networks offer several advantages, including easier disaster recovery and a simplified method for adding new hardware.

About the Author

Louis Chompff - Founder, AnD Cable Products, Rack and Cable ManagementLouis Chompff – Founder & Managing Director, AnD Cable Products
Louis established AnD Cable Products – Intelligently Designed Cable Management in 1989. Prior to this he enjoyed a 20+ year career with a leading global telecommunications company in a variety of senior data management positions. Louis is an enthusiastic inventor who designed, patented and brought to market his innovative Zero U cable management racks and Unitag cable labels, both of which have become industry-leading network cable management products. AnD Cable Products only offer products that are intelligently designed, increase efficiency, are durable and reliable, re-usable, easy to use or reduce equipment costs. He is the principal author of the Cable Management Blog, where you can find network cable management ideas, server rack cabling techniques and rack space saving tips, data center trends, latest innovations and more.
Visit https://andcable.com or shop online at https://andcable.com/shop/

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Is The Future of Data Centers Hyperscale and Colocation?

Feature - Is The Future of Data Centers Hyperscale and Colocation? AnD Cable Management Blog

Whenever we talk about data centers, we talk about the fact that many businesses, even large enterprises, have moved to a cloud version of a data center, allowing someone else to manage their servers, storage, and other network elements. But colocation, born in the cloud DVR era, has started to make a comeback and is in fact, its own type of business. What’s driving this trend, and is it the future of data centers?


Key Takeaways

By the end of this article, you’ll know:

  • The use case for colocation as an alternative to cloud and on-premise data centers.
  • The various benefits of colocation.
  • What hybrid cloud options at colocation centers are and the solutions they offer.

Jump to Section:

Future of Data Centers

What is Colocation?

Colocation is essentially where instead of installing servers in a certain area or a certain room in your business location, you rent space for your servers and equipment in an established data center owned by a third party. This space can consist of a small area, a room, or even a cage of sorts. Since the data center already has the power and cooling capacity needed to house servers, a business doesn’t need to invest in building and equipping a new space of their own.

Colocation started as a way for two companies, Comcast and Charter Communications worked with yet another company to set up a data center that could provide users of online “cloud DVR” services with the speed they needed to “re-stream” content they had recorded.

Today, colocation companies are really real estate brokers of sorts: they sell or rent space that meets a company’s specific needs. Space is located within a large (sometimes very large) data center where “tenants” share the cost for power, cooling, and maintenance.

But why the surge in popularity now and is the future of data centers?

The Cost of the Cloud

When data reaches a certain speed and volume needs, a cloud data center can sometimes be more expensive than a physical network. Businesses, as they grow, often discover this, and move at least part of their cloud computing back onto colocated servers where they own and maintain their own servers.

Another reason involves data sovereignty requirements: certain data cannot cross country or other boundaries, limiting the type and location of cloud data operations a company can use. The need for additional physical protection of data also feeds this trend.

Edge computing, the option of deploying IT assets in multiple, smaller, more geographically diverse locations, is changing the conversation around data centers. Digital assets are widely distributed between the cloud and colocation and the objectives of this type of distribution is constantly changing depending on company needs.

The Value of Space

One key here is space. Often a smaller business might only need a single rack of space: others might have greater needs. Ensuring that any rented space is used to the best advantage is key: the less space used, the lower the cost. After all, data center relocation companies are often simply real estate and property brokers, and many don’t understand exactly what their customers are trying to accomplish and what needs they might have.

But to “sell” their services effectively, they need to learn the language of computing rather than real estate. Square footage and “a killer window vies” must be replaced with terms like workload, performance, speed, and reliability. It’s important that they can share with customers how colocation in a large data center can meet their computing needs.

However, in another way, it’s important that the business understand things like an efficient use of rack space such as using Zero U cable routing systems, power allocation, proper cabling and labeling, and the physical protection the data center offers their network.

Some Benefits of Colocation

There are several benefits of colocation vs. building your own data center in your own business space.

  • Reliability – An established data center and shared computing with other businesses means your uptime is assured, and you have greater peace of mind when it comes to reliability.
  • Security and compliance – There are a variety of standards regarding physical and digital data security, and a colocated data center already meets those requirements. These concerns are more difficult to deal with when you have an on-site data center.
  • Cost of ownership – all the concerns related to data center security and reliability come with costs: those costs can quickly escalate. Colocation keeps those costs steady.
  • Scalability – Should you grow and need to scale your own data center, that could be quite costly. The potential space you have available in a colocated space makes scaling much simpler.
  • Interconnection – Being located with other businesses means you can do business together and share resources.
  • Hybrid cloud options – many colocation data centers also include cloud servers, meaning a hybrid cloud approach can be easier to adopt.

Of course, as with any data center solution, there can be some drawbacks. However, there are only a few, and most are related to cloud vs. colocation issues, including cost factors. These often come into play when a company is at a “tipping point” in growth, where they are on the verge of needing colocation, but cloud solutions are still working for them.

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FAQs

What is data center colocation?

Colocation is a service where a business rents space for its servers and other network equipment within a third-party, established data center. Instead of building and maintaining a data center on-site, a company can house its own hardware in a shared facility that provides power, cooling, security, and maintenance.

What are the key benefits of using colocation?

The main benefits of colocation are cost-effectiveness, scalability, security, and interconnection. By renting space, businesses avoid the high capital expenditures of building their own data center. Colocation also makes it easier to scale up or down as needed and provides robust physical and digital security measures. Being in a shared facility also allows for easier business partnerships and resource sharing.

How does colocation differ from cloud computing?

With cloud computing, you are renting a complete service, including the servers and infrastructure, which are managed by a third party. With colocation, you still own and manage your physical hardware; you are simply renting the physical space, power, and cooling within the data center. While cloud solutions can be more expensive at high data volumes, colocation allows for greater control over your own equipment.

Why is there a surge in the popularity of colocation?

The popularity of colocation is surging due to the growing volume of data that can sometimes make cloud solutions more expensive than physical networks. As businesses grow and their data needs increase, they often find that a hybrid approach—or even a complete move to colocation—can be a more efficient and cost-effective solution for handling specific workloads and maintaining control over their own infrastructure.

About the Author

Louis Chompff - Founder, AnD Cable Products, Rack and Cable ManagementLouis Chompff, Founder & Managing Director, AnD Cable Products
Louis established AnD Cable Products – Intelligently Designed Cable Management in 1989. Prior to this he enjoyed a 20+ year career with a leading global telecommunications company in a variety of senior data management positions. Louis is an enthusiastic inventor who designed, patented and brought to market his innovative Zero U cable management racks and Unitag cabel labels, both of which have become industry-leading network cable management products. AnD Cable Products only offer products that are intelligently designed, increase efficiency, are durable and reliable, re-usable, easy to use or reduce equipment costs. He is the principal author of the Cable Management Blog, where you can find network cable management ideas, server rack cabling techniques and space saving tips, data center trends, latest innovations and more.
Visit https://andcable.com or shop online https://andcable.com/shop/