BLOCKED, WAITING, and TIMED_WAITING are important thread states, but often confusing to many of us. One must have a proper understanding of these thread states in order to analyze thread dumps. Using real-life examples, this video breaks down each state into... Continue Reading →
A potential customer asked us this question: "How GCEasy & FastThread are compared to JVisualVM?". As it was a great question, here was our answer: 1. Intelligence FastThread and GCEasy apply several intelligence patterns to detect the problems in the Garbage... Continue Reading →
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... Continue Reading →
Thread dumps are vital artifacts to diagnose CPU spikes, deadlocks, poor response times, memory problems, unresponsive applications, and other system problems. There are great online thread dump analysis tools such as http://fastthread.io/, which can analyse and spot problems. But to... Continue Reading →
In this series, we will see the interview questions that can be asked related to external connectivity. How will you find the number of connections established with your Databases or SOR or any external services)? There is a Unix/Windows command... Continue Reading →
Description Dining Philosophers is a classic computer science problem that happens in concurrent programming. Dining philosophers problem will result in circular deadlock problem. Circular deadlock is a variant of deadlock problem. Once deadlock happens, the only way to recover from... Continue Reading →
Happy to see several of our articles to be published in the popular DZone.