Often performance management is still confused with performance troubleshooting. Others think that performance management in production is simply about system and JVM level monitoring and that they are already doing APM. The first perception assumes that APM is about speeding up some arbitrary method performance and the second assumes that performance management is just about [...]

In my role I am responsible for our Community and our Community Portal. In order for our Community Portal to be accepted by our users I need to ensure that our users find the content they are interested in. In a recent upgrade we added lots of new multi-media content that will make it easier [...]

Many times have we been posting the recommendation to speed up your DOM Element lookups by using unique IDs or at least a tag name. So, instead of using $(“.wishlist”) you should use $(“div.wishlist”) which will speed up lookups in older browsers. If you want to lookup a single element then give it a unique [...]

The US Open is one of the major world sport events these days. Those tennis enthusiasts that can’t make it to the Centre Court in Flushing Meadows are either watching the games on television or following the scores on the official US Open Web Site. The question is: How long does it take to get [...]

Mozilla has released another update to its Firefox browser. The updated Beta build of dynaTrace AJAX Edition 3.2 now also supports Firefox 6 as well as all previously supported browser versions: Firefox 3.6+, IE 6+ (IE 9 Experimental). Release support will follow shortly for both our dynaTrace AJAX Premium and dynaTrace AJAX Edition users. Deep [...]

The ability to scale your environment on demand is one of the key advantages of a public cloud like Amazon EC2. Amazon provides a lot of functionality like the AutoScaling groups to make this easy. The one downside in my mind is that basing auto scaling on system metrics is a little naive and from [...]

A while back I hosted a Webinar with Ron Woody, Director of Performance at GSI Commerce (now part of eBay). Ron and his team are users of dynaTrace – both AJAX and Test Center Edition. During the Webinar we discussed the advantages and challenges that Web 2.0 offers – with a big focus on eCommerce. [...]

// Mozilla is fast with releasing new versions of Firefox and following fast is the dynaTrace team. As many of our users have asked about Firefox 5 support we are happy to announce that we have support with dynaTrace AJAX Edition 3.2 Beta. Release support for Firefox 5 will follow shortly for both our dynaTrace [...]

Last week at Velocity we hosted a Birds of a Feather Session (BoF) and offered the attendees to analyze their web sites using dynaTrace Ajax Edition. Besides finding the typical performance problems (no cache settings, too many images, not minimized content, …) we found several sites that had one interesting problem in common: OLD VERSIONS [...]

Performance is one of the major concerns in the cloud. But the question should not really be whether or not the cloud performs, but whether the Application in question can and does perform in the cloud. The main problem here is that application performance is either not managed at all or managed incorrectly and therefore [...]