Everything as a Service
By Dawn Parzych
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 function as a service (FaaS) and containers as
a service (CaaS) in the definitions. I’ll admit, I had never heard of these
categories so after these suggestions were made, I went to do some research.
SaaS was one of the first cloud solutions to hit the market. It provides the
ability to consume information through a browser or API. IT teams don’t
have to manage applications, hardware, security, or storage; everything is
managed by the vendor. Users subscribe to a SaaS service on a recurring basis
and can easily scale. The uses of SaaS include business p... (more)
Trend Shift Analysis
By Pradeep Thalanki and Ankur Vishwakarma
‘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.
Why is trend shift important?
Change is inevitable. Today’s websites must frequently update and change to
keep up with competition and attract new users, but such changes can have a
negative impact on the user experience if not managed properly. The dynamic
nature of the Internet makes it necessary to constantly monitor different
metr... (more)
Web Performance 101: HTTP Headers
By Kameerath Kareem
Hypertext Transfer Protocol, or HTTP, was first introduced by Tim Berners-Lee
in 1991. The initial version HTTP/0.9 was designed to facilitate data
transfers between a client and server. The protocol works on a
request-response model over a TCP connection, but it’s evolved over the
years to include several improvements and advanced features. The latest
version is HTTP/2, which has introduced major advancements that prioritize
webpage performance and speed.
This article discusses an important component of the HTTP model – heade... (more)
Web Performance Monitoring and Its Effect on SEO Part 2
By Anand Guruprasad
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.
Mobile-first Strategy
Back in November 2016, Google announced they were experimenting to make their
index mobile-first. Google mentioned, “our ranking systems still typically
look at the desktop version of a page’s content to evaluate its relevance
to the user. This can cause issues when the mobile page has less con... (more)
The What, Why, and How of APIs
By Kameerath Kareem
For over a decade, Application Programming Interface or APIs have been used
to exchange data between multiple platforms. From social media to news and
media sites, most websites depend on APIs to provide a dynamic and real-time
digital experience. APIs have made its way into almost every device and
service available today and it continues to spur innovations in every field
of technology.
There are multiple programming languages used to build and run applications
in the online world. And just like every other language, there is al... (more)
Catchpoint radically transforms the way businesses manage, monitor, and test the performance of online applications. Truly understand and improve user experience with clear visibility into complex, distributed online systems.
Frank Lupo
Simon Jones
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Angel Nuñez Mencias
Wes Talbert
Vidya Nagarajan
Nick Piette
Oleg Chunikhin
Andrew Siegmund
Amit Gupta
Tim Ober
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