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From the Blogosphere

Admiral Calcote - also known as Lee Calcote (@lcalcote) or the Ginger Geek to his friends - gave a presentation entitled Characterizing and Contrasting Container Orchestrators at the 2016 All Day DevOps conference. Okay, he isn't really an admiral - nor does anyone call him that - but...
The past few years have seen a huge increase in the amount of critical IT services that companies outsource to SaaS/IaaS/PaaS providers, be it security, storage, monitoring, or operations. Of course, along with any outsourcing to a service provider comes a Service Level Agreement (SLA)...
Some people are directors, managers, and administrators. Others are disrupters. Eddie Webb (@edwardawebb) is an IT Disrupter for Software Development Platforms at Liberty Mutual and was a presenter at the 2016 All Day DevOps conference. His talk, Organically DevOps: Building Quality a...
Making informed network investment decisions about emerging technologies such as network function virtualization (NFV) and software-defined networking (SDN) can help evolve the network to keep pace with the innovations of the devices and people it’s connecting. As you work with busines...
Containers are the future of web development, in large part thanks to Docker’s explosive growth. According to DataDog, 15 percent of hosts run Docker, which is significantly up from the 6 percent of hosts running it at this point in 2015. LinkedIn has also seen a 160 percent increase i...
Is advanced scheduling in Kubernetes achievable? Yes, however, how do you properly accommodate every real-life scenario that a Kubernetes user might encounter? How do you leverage advanced scheduling techniques to shape and describe each scenario in easy-to-use rules and configuratio...
A common misconception about the cloud is that one size fits all. Companies expecting to run all of their operations using one cloud solution or service must realize that doing so is akin to forcing the totality of their business functionality into a straightjacket. Unlocking the full ...
As more technologies become software-defined, their adoption demands a significant shift in thinking about how a business organizes its value stream. This shift may be difficult, but it enables you to anticipate changes and position your business to react when software-defined technolo...
Performance testing is a form of software testing that focuses on how a system running the system performs under a particular load. This is not about finding software bugs or defects. Performance testing measures according to benchmarks and standards. Performance testing should give de...
For most organizations, the move to hybrid cloud is now a question of when, not if. Fully 82% of enterprises plan to have a hybrid cloud strategy this year, according to Infoholic Research. The worldwide hybrid cloud computing market is expected to grow about 34% annually over the next...
Imagine a world where product owners, Development, QA, IT Operations, and Infosec work together, not only to help each other, but also to ensure that the overall organization succeeds. By working toward a common goal, they enable the fast flow of planned work into production (e.g., per...
Websites are no longer just simple HTML pages with static content—they’ve evolved into a dynamic interface with features and content that are updated regularly. Website administrators use different techniques to ensure the user is viewing the latest version of the page or content. When...
Digital transformation can be exciting, but it also can be painful. Organizations are trying to better support a growing mobile workforce that needs the flexibility to work from anywhere on any device. The ability to do so offers a distinct competitive advantage, as productivity soars....
‘Trend’ is a pretty common business term, but its definition tends to vary by industry. In performance monitoring, trend, or trend shift, is a key metric that is used to indicate change. Change is inevitable. Today’s websites must frequently update and change to keep up with competiti...
Not very long ago, in my IT consulting career, I used to be responsible for the launch of mission-critical applications that help enterprises leap into the cutting edge of the digital business revolution. There were a lot of hard skills required for leading such a mission that involved...
A lot has been written and discussed about Domain Name System (DNS) in the past few days. The DDoS attacks on one of the major managed DNS Providers a while ago just made us all take DNS issues seriously once again. So why so much emphasis on getting DNS Right? Like a lot of other peo...
The convergence of rapid feature development, automation, continuous delivery, and the shifting makeup of modern tech stacks has pushed monitoring requirements to a potentially overwhelming scale. But while the systems you need to monitor are complex, your monitoring strategy doesn’t h...
Because not everything the internet offers is suitable for all users, organizations use web filters to block unwanted content. However, filtering content becomes challenging as networks speeds increase. Two filtering architectures are explored below, along with criteria to help you dec...
First, let's outline a frame of reference for multithreading and why we may need to use a thread pool. A thread is an execution context that can run a set of instructions within a process - aka a running program. Multithreaded programming refers to using threads to execute multiple ta...
In Part I of this series, we examined the impact that SEO has on web performance. In this article, we analyze the performance impact of SEO within China and from the perspective of mobile sites. Back in November 2016, Google announced they were experimenting to make their index mobile-...
Java applications need a certain amount of RAM on a computer to run. Each time an object or variable is declared, it needs more RAM. Simply designating enough memory to hold every value declared and run each method would lead to a bloated application. To keep application memory requir...
Whenever I write about the cloud, I tend to break it down into three categories: software as a service (SaaS), infrastructure as a service (IaaS), and platform as a service (PaaS). As I was working on a cloud performance management ebook, a coworker suggested that I also include functi...
I recently had a conversation with Jennifer Lent from TechTarget. She’s a respected thinker in our field and covers major trends. We spoke about the emergence of BizDevOps and its implications for businesses. We tackled a number of topics. She wrote about our conversation in a recent a...
While the benefits are many, the DevOps journey for an established organization can be a long one filled with surprises and challenges. To avoid as many of both as possible, learning from those who have gone before you can help you apply best practices to ensure a smoother path to succ...
Business is demanding better, faster delivery of value from IT so it can compete in a market that’s moving at breakneck speed. How can IT accelerate business outcomes if it’s taking nine months to complete projects? First and most important, align IT teams with business goals: acquire ...
Handling an exception is one of the most common but not necessarily one of the easiest tasks. It is still one of the frequently discussed topics in experienced teams, and there are several best practices and common mistakes you should be aware of. Here are a few things you should avoi...
Imagine that you have hundreds of development, testing, and operations teams spread across the globe that rely on each other to execute software testing. You have 245 test environments and you release to pre-production several times a day and deploy to production once a week. How do yo...
The trend of treating infrastructure as code is growing in popularity and with good reason. Programmable infrastructure lets you take advantage of version control, continuous integration, and automated testing — practices that are proven to work for software development and that are es...
"We're no longer an airline. We're a software company with wings," claims Veresh Sita, CIO, Alaska Airlines. The success of today's businesses rests on software. It is an integral part of infrastructure, so we need to always ask, "How can it be better? More reliable? More secure?" Nat...
This month has been more than exciting thanks to our recent merger with VersionOne. I am privileged to lead a great team at the newly expanded CollabNet. It is an honor to be a part of a team that makes daily strides to deliver value to customers through technical innovation, professio...
Lambda is the eleventh letter of the Greek alphabet, and it is also the name of the Amazon Web Services (AWS) service that lets you run code without actually configuring a server. Amazon chose the name Lambda because - well, okay, I have no idea. Comment here if you know. Thankfully, ...
Is your organization’s IT system operationally mature, and is it application-centric? In today’s digital landscape, achieving both of these are crucial for the success of any serious IT operation — both at the enterprise level and in the context of smaller organizations. What is opera...
Service providers have long been lauded for a willingness to ‘eat their own dog food,’ i.e. to use their own products or services for internal operations and/or development. For Catchpoint, that means that we use our own digital experience monitoring platform to ensure that the platfor...
Did you know that you can develop for mainframes in Java? Or that the testing and deployment can be automated across mobile to mainframe? In his session and demo at @DevOpsSummit at 21st Cloud Expo, Dana Boudreau, a Senior Director at CA Technologies, will discuss how increasingly te...
A few years ago, if you would have asked me to define DevOps, my answer would have sounded something like “Mumble mumble automation, mumble, automation, mumble mumble, infrastructure-as-code, mumble mumble, strategy.” Thinking that DevOps equated to automation had mostly to do with the...
What is DevOps? What are the universal principles of DevOps? How to you build a DevOps team? These are the kind of questions you often get asked when you're a self-professed DevOps enthusiast/evangelist/champion. And I know growing up we are taught there aren't any wrong questions, but...
Technology has a well-deserved reputation for creating and then promoting digital trends, some of which are aligned to real change, while many are more hype than reality. A few examples of real trends that have shaped technology delivery over the past few years include the rise of Agil...
In the digital age, speed is everything and no-one wants to be left behind. Being slow to react is the first and, most likely, final nail in the coffin for a 21st century company. The rigidity of the traditional ‘waterfall’ development approach was overhauled by the ‘agile’ philosophy....
Docker is on a roll. In the last few years, this container management service has become immensely popular in development, especially given the great fit with agile-based projects and continuous delivery. In this article, I want to take a brief look at how you can use Docker to acceler...
WAN infrastructures are highly persistent due to typically enormous investments in their dedicated hardware and management tools. WAN services like MPLS have undoubtedly been beneficial and enduring, but enterprises and IT departments require more flexible and economical solutions to p...