Thread dump files tend to span for several hundreds of lines (sometimes a few thousands of lines). It is hard to conceive and assimilate all the information in the thread dump due to its verbosity. Flame Graph generated by fastThread... Continue Reading →
In a lot of enterprises, performance tests are conducted regularly. As part of these tests, QA team gathers various metrics and publishes them in a performance report. Metrics reported in the performance report typically tend to be: CPU utilization Memory... Continue Reading →
In this modern world, thread dumps are still analyzed in a tedious & manual mode i.e., you have to get hold of DevOps team, ask them to send you the thread dumps, then they will mail you the thread dumps, then you will... Continue Reading →
Ram Lakshmanan, our founder, recently had the opportunity to deliver 3 talks at the JavaOne conference. Here is one presentation about the thread dumps.
There are 8 flavors of java.lang.OutOfMemoryError. In these 8 flavors java.lang.OutOfMemoryError: unable to create new native thread is one of the commonly occurring flavor. This type of 'OutOfMemoryError' is generated when an application isn’t able to create new threads. This error can surface... Continue Reading →
This is an old, outdated article. We have devised a better and simpler strategy to troubleshoot CPU spikes in this article. Have you ever encountered circumstance where your applications CPU maxes out and never goes down even if traffoc volume goes down?... Continue Reading →