fastThread is described as 'Web-based Java thread dump analyzer — upload jstack/JVM thread dumps and get reports on deadlocks, blocked threads, thread pools and CPU. Supports multiple JVM formats and hs_err_pid crash files. By Tier1App (yCrash)' and is an app in the development category. There are 2 alternatives to fastThread for Mac, Windows, Linux and Web-based. The best fastThread alternative is VisualVM, which is both free and Open Source.
VisualVM is a visual tool integrating several commandline JDK tools and lightweight profiling capabilities. Designed for both production and development time use, it further enhances the capability of monitoring and performance analysis.
ThreadMine is a Java thread dump analyzer with AI — detects deadlocks, CPU spikes, pool exhaustion and virtual thread pinning. Free online, no signup.
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