External web performance monitoring tools utilize agents to simulate user activity on a given URL. These tools are also known as Active Monitoring Tools (as they actively simulate transactions) or Synthetic Monitoring Tools. Synthetic Monitoring Solutions rely on browser emulators or actual automated browsers to execute HTTP activity, in others words, to…
We have completed the roll out of the September release. The new version of Catchpoint includes the following new features and enhancements: Transaction Testing enhancements (Beta) Hostname.bind in Waterfall Report for DNS monitors Charting Performance Improvements Debug on Error Enhancements HTML Tests Preview Waterfall Reports Summary enhancements Request Cookies tracking Ability to…
CATCHPOINT SYSTEMS LOOKING TO CAPITALIZE ON NEW OPPORTUNITIES IN THE WEB EXPERIENCE MONITORING MARKET Web experience monitoring solutions have traditionally been drawing interest from industry sectors that conduct most of their business online. With the proliferation of public cloud services and SaaS applications, more internally facing business-critical applications are being…
Revisiting the Anatomy of HTTP Part1 and Part2 When dealing with web performance monitoring or optimization, it is important to learn the fundamentals of the HTTP protocol. The web as we know is built on top of this protocol, which has a large impact on performance of a webpage. Understanding how…
We are often asked what is the best metric to look at when monitoring web performance: average, percentiles, or standard deviation? It turns out that none of these are optimal, but that, depending on the type of measurement, either percentiles or standard deviations make good approximations. Response, or the time…
Counting discrepancies in impressions, page-views, and other visitor data impact every online tracking company, publisher, and marketer. The cost of such problems varies and it impacts directly everyone involved. The sooner the problem is found and solved, the better it is for all. Adservers, Ad Networks, Web Analytics, and Behavioral…
External monitoring tools draw a very powerful picture, that of your website performance, availability, and reliability – from the end user perspective. That said the picture can fall short at times in answering your main question – what happened and where? Things can get blurry! The main reason for the…
Today is another big milestone for Catchpoint, we are releasing in production support for Transaction Testing, across our Internet Explorer and Emulated monitoring agents. As a matter of fact we have major milestones every month. At Catchpoint we follow a very agile development process with weekly iterations and monthly releases to our…
Availability, or Uptime, is one of the most important metrics for web performance monitoring, however it is often misunderstood and defined incorrectly. Availability is simply the percentage of time your site, application, or service works successfully. The problems in defining Availability arise from defining what is considered “success” and what is…
The SLA (Service Level Agreement) topic is already well covered – books have been written and libraries filled on this subject- so I will try to avoid writing a book of my own. (BTW my favorite reference is: “Foundations of Service Level Management” by Rick Sturm and Wayne Morris )…
