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...Friday, September 4, 2009
As part of our service offerings at Shunra’s professional services, we help our clients analyze the performance ROI of WAN acceleration. We also wrote a best practices paper about it here http://www.shunra.com/uploads/pdf/WAN-acceleration-whitepaper-031909.pdf. Which is why I was very interested in learning about 2 new developments from Microsoft. These developments provide improved performance for branch office [...]
Continue reading...Friday, August 14, 2009
In my line of work, I get to assist many clients with analyzing the impact of an upcoming data center relocation on the performance of business applications. Many clients don’t know exactly what application performance to expect post the data center move. The main concern is that once all the applications start to operate across [...]
Continue reading...Friday, July 10, 2009
Recently I was brainstorming with an insurance company for ways we could help them reduce their costs for business process (application) performance monitoring by introducing WAN emulation into their environment. The problem was that they had thousands of locations accessing a wide variety (250+) applications. Being an insurance company, most of the applications really were [...]
Continue reading...Tuesday, April 21, 2009
Last week I published a post (here) on how to add network conditions to a LoadRunner 9.5 scenario. For those of you who prefer a step by step video tutorial, the following video is an excellent one by David Berg who is Shunra’s product manager for VE Desktop. Enjoy: Amichai
Continue reading...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...Wednesday, March 11, 2009
One of the highlights of my work at Shunra is being able to teach at the Shunra University. I get to work with a handful of great IT professionals as we drill down into the best practices and challenges of making applications perform well across networks. As much as I love teaching, the biggest value [...]
Continue reading...Tuesday, March 10, 2009
In a previous post I explained how to add network conditions to a LoadRunner scenario, answering the question, “How will this application perform in a remote site?” The results from running a LoadRunner test with network conditions will highlight transactions that perform well under network conditions as well as pinpoint transactions that will degrade in [...]
Continue reading...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 [...]
Continue reading...Thursday, February 26, 2009
In the previous post I presented a new solution that increases the accuracy of load tests by easily adding network conditions to the load generators. This will be the first in a series of posts that walks through the steps needed to setup a test scenario that includes end user load and network conditions. By [...]
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Friday, September 11, 2009
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