Tag Archive | "Network Analysis"
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 [...]
Continue reading...Is the Internet in the United States slowing down?
Thursday, January 21, 2010
A post found today in Mashable, a blog focusing on social technology, reports that the Internet in the US is showing signs of slowing down, as measured by Aramaic, the global content provider. The performance in Q3 was bad enough to displace the US from the 10 top countries with fastest Internet access in the [...]
Continue reading...Impact of Latency on Cloud Computing
Tuesday, December 8, 2009
The new buzzword around the IT block is “Cloud Computing”, the ability to avoid deploying costly infrastructure on each location by contracting a “virtual” infrastructure environment from dedicated vendors. Need to expand? Just call your provider and double your server capacity and triple your storage. However, we may need to apply a sobriety test, where [...]
Continue reading...Cloud computing adoption rises so what should you do about it?
Friday, September 11, 2009
I have been meaning to address the impact that cloud computing has on performance engineering but haven’t had the time to rigorously tackle this issue. After all, there are serious implications both for vendors that deliver applications and services from the Cloud as well as enterprises that are rapidly migrating more and more services to [...]
Continue reading...Analyzing and remediating latency sensitive applications part 1
Thursday, August 20, 2009
Examples of latency sensitive applications In the previous post http://www.shunra.com/shunrablog/index.php/2009/08/14/data-center-relocation-questions-and-answers-part-1/ I shared some of the questions that clients typically ask me during the performance analysis service in a data center relocation project. One of the most popular question, especially at the beginning of the project is “which applications are the most sensitive to network latency?”. [...]
Continue reading...A fix to the awesome WPF Snoop utility.
Tuesday, July 21, 2009
Anyone developing on the WPF platform surely knows the Snoop utility by Pete Blois. It is absolutely awesome and I cannot imagine developing WPF applications without it. However, there is a problem with it. One cannot snoop WPF framework elements nested too deep. By too deep I mean somewhere around 60 layers. Trying to snoop [...]
Continue reading...What’s new in LoadRunner 9.5 – the rest of the story
Wednesday, March 25, 2009
One of my favorite partners to work with is LoadTester. Not only are they competent and efficient, but they are nice and will tell you what they really think. Their latest update on HP’s latest release of LoadRunner 9.5 goes into a lot more detail than any readme file will, with perspective and colorful commentary [...]
Continue reading...VE Desktop for HP Software 5.0 versus LoadRunner MWE
Friday, March 6, 2009
Earlier this week, Shunra announced the release of a new product, VE Desktop for HP Software 5.0. This product is embedded into HP’s LoadRunner 9.5 and Performance Center 9.5 products and from the surface, looks a lot like a previous feature in LoadRunner called Mercury WAN Emulation (MWE). Because of the obvious similarities, there have [...]
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Friday, March 12, 2010
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