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Heap Hero tool uses its internal parsing engine to analyze the heap dumps. Certain engineers prefer to use Eclipse MAT to analyze the heap dumps rather than HeapHero internal parsing engine. To facilitate them, HeapHero can be configured to use Eclipse MAT for parsing the heap dumps.
Continue reading “Configuring Heap dump analysis tool”
In the releases prior to 3.54 – GCeasy, fastThread, HeapHero tools were launched in its unique JVMs and ports. Starting from Release 3.54, we GCeasy, FastThread and HeapHero tools will be launched from one single JVM and port. The new tools page will start to look as shown in the below image:
Continue reading “Consolidating apps in to one JVM”There are great code coverage tools, which can tell the amount of code that is excercised through tests. So natural question that stems out is: “what is the right code coverage percentage one should target?”. Is it 100%, 80%, 50%…? Here are few points that one should consider before setting code coverage goals for the organization:
Continue reading “What is the right code coverage percentage?”
We had a great opportunity to present at JAX finance conference held in London from 2 – 5 April, 2017. Continue reading “JAX FINANCE LONDON CONFERENCE”
Recently we ported a B2B web services application from a traditional hosting provider to AWS cloud. Continue reading “Apache Load Balancer to AWS Elastic Load Balancer”
I am a long time Java programmer, now almost 20 years. Since I love this language a lot, I would like to share an observation. Continue reading “STATIC VARIABLE & JAVA COMPILER”
By default uploaded files are stored in the local disk of the machine where the tool is running. However, tool gives you the option to store uploaded files into S3 storage as well. Few customers might not want to store the uploaded files in the local disk, due to space limitation and availability concerns.
Continue reading “Enterprise Edition – Admin manual”
Garbage collection log is a vital artifact to study the performance characteristics of an application. It plays a key role in diagnosing memory/CPU related problems. Continue reading “Garbage Collection Log Analysis API”
Your Java application has been running fine, but all of a sudden CPU consumption starts to go higher and higher until it stays at 80 – 100%. Even if you remove Continue reading “How to troubleshoot sudden CPU spikes?”
There are 8 flavors of java.lang.OutOfMemoryError. In these 8 flavors java.lang.OutOfMemoryError: unable to create new native thread is Continue reading “Troubleshoot OutOfMemoryError: Unable to Create New Native Thread”
Thread dumps are vital artifacts to diagnose CPU spikes, deadlocks, memory problems, unresponsive applications, poor response times and other system problems. Continue reading “How to take thread dumps? – 7 options”
BLOCKED, WAITING, and TIMED_WAITING are important thread states, but often confusing to many of us. One must have a proper understanding of Continue reading “What’s the Difference Between BLOCKED, WAITING, And TIMED_WAITING? – explained to real-life examples”
Webservice APIs response times are critical for successful business. There are several strategies to improve the response time. One of the strategies is Continue reading “Improve Webservice API response time – HTTP compression”
Happy to see several of our articles to be published in popular DZone. Continue reading “Articles featured in DZone”
In the Garbage Collection log file, 3 types of time are reported for every single GC event: Continue reading “GC Logging – user, sys, real – which time to use? & Gandhi”
In my personnel dictionary, I have defined google as “Excellence in Engineering”. I can’t express my admiration for their products, engineering practices Continue reading “May be bug in Google Search?”
Service virtualization is a great way to test software. We have been using this methodology for more than a decade now, when the term Continue reading “Service virtualization: CA Lisa ITKO, WireMock”
Recently spoke at VMoksha Technologies in Bangalore, India on software Testing! Talk had a good reception from a motivated team. Continue reading “Spoke @ VMoksha Technologies”
We make major investments in tools, people and process to effectively test applications. But how we measure the effectiveness of these investments? Continue reading “Which code coverage tool to choose?”
A major travel application in North America confronted with this problem. When the users search for flights in the application, Javascript from the browser Continue reading “SCRIPT7002: XMLHttpRequest: Network Error”
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