Unexpected impacts of latency in data center relocations
This post is the fourth of five in our “Five Tips for Data Center Relocation Success.” Our first tip highlighted the need to proactively identify which applications are most susceptible to performance issues prior to relocating or consolidating data centers. The second tip emphasized the importance of performing deep transaction analysis on under-performing applications in order to identify [...]
11. May 2012
How to mitigate risk with your data center relocation
This post is the third of five in our “Five Tips for Data Center Relocation Success.” Our first tip highlighted the need to proactively identify which applications are most susceptible to performance issues prior to relocating or consolidating data centers. The second tip emphasized the importance of performing deep transaction analysis on under-performing applications in [...]
8. May 2012
Which applications are most susceptible to latency and other network impairments in a DCR?
This post is the second of five in our “Five Tips for Data Center Relocation Success.” Sign up for the entire five-part series. Tip Two: Perform deep transaction analysis on under-performing applications in order to identify the root cause of performance bottlenecks. After identifying which applications are most susceptible in your DCR (Tip One), the [...]
1. May 2012
Which applications will fail in your data center relocation?
Recent survey results show that one of the top concerns of Data Center Relocation (DCR) Project Managers is that application performance will degrade as a result of their DCR. In fact, research validates that concern – 39% of applications will experience performance problems after a data center move without application engineering. Most organizations are aware of [...]
8. February 2012
Configuring HTTPS for a standalone server driven by the Windows HTTP Server API.
Introduction In the following post I am using the term server to denote any server application, which ultimately relies on the HTTP protocol to deliver client requests and the server responses. This is a very broad category, including the general purpose web servers, like apache and IIS, but these are not at the focus of [...]
23. May 2011
APM is Broken
…or at least it’s not delivering on its promise of improving performance The value of Application Performance Management (APM) is perceived as “less than fair.” Over 80% of large and mid-sized organizations worldwide have made multi-million dollar investments in APM solutions with the expectation that these capabilities would reduce their production outages, quickly pinpoint the [...]
13. March 2012
How do you calculate the cost mobile application failure?
There is no doubt, mobile is everywhere. Shared by mobiThinking in January 2012, there are over 5.9 billion mobile subscribers worldwide (roughly the equivalent of 87% of the world population). Within three years, it is expected that the Web will be browsed from mobile devices more often than PCs. What does this mean for you? [...]
13. March 2012
Twelve Best Practices of Data Center Relocations
On average, 39% of your applications will fail or experience significant impact after a data center relocation (DCR). DCRs introduce performance risks like latency, jitter, and packet loss. Proactively engineering for performance prior to moving is critical to reducing this risk of failure. On a recent webinar, Shunra’s experts shared a holistic approach to performance [...]
21. October 2010
Getting Accurate Results from Scalability Testing
None of us want our sites to crash like the Chase site outage in mid September. I’m not privy to the details of that site crash, but I can tell you that many sites degrade under peak user traffic unexpectedly and eventually crash. Why? It’s often incorrectly performed scalability tests. Over the years, I’ve met [...]
29. September 2010
CA & Hyperformix – How accurate is your Predictive IT Management?
Shunra and HP provide more accuracy to Hyperformix Capacity Planning
3. May 2010
How Shunra can help Utilities to deploy Smart Grid
During the last couple of weeks I had the opportunity to meet with a couple of companies looking to develop applications for Smart Grid management. The newest trend in power distribution is to build systems to allow for ongoing monitoring of both consumption and generation of power by individual home users. This system would facilitate [...]
23. March 2010
Using Shunra VE Technology in a VDI Implementation
The latest buzzword in IT is “Virtualization”. Of course, the acronym can be apply to many cases, but the most commonly used case refers to the PC replacement with new generation of “terminals” that are commonly referred to as “DV”, Desktop Virtual Infrastructure. No, we are not talking about the reincarnation of V-100 green screen [...]
12. March 2010
The FCC Invites You to Check How Slow Your Internet Access Is
The FCC just released a set of tools designed to test a user connection to the Internet,both for PC platforms (works on IE and Firefox) and applets for Iphone and other smart phones. Just access www.broadband.gov and you will be prompted to review the national plan to deploy broadband and invited to test your own [...]
5. March 2010
Netflix Survey Hints at Iphone Streaming App
Despite Netflix’s CEO comments in a recent interview to Reuters, it is apparent that the online/rental primer distributor of movies in the US is planning to release a new service targeting, yes, you guessed correctly… millions of Iphone users. Netflix is distributing among thousands of its subscribers an online survey (see below) to float the [...]
24. February 2010
Wi-Fi turns School’s Buses into Study Halls
A pilot is now under way at one of Arizona’s school districts, where a couple of school buses are being equipped with an innovative Wi-Fi technology, allowing students to log into the Internet and start their homework while on route. For years, students at this district, outside Tucson, not unlike millions of students in the [...]
21. May 2012