Troubleshooting Java memory problems can be tricky, but the right approach and proper tools can simplify things substantially. The JVM reports a variety of OutOfMemoryError messages. In this article we address how to read them, and we take a look at a wide range of tools we can use to eradicate them.
In part one, Leonid Ganeline introduced the concept of big memory and discussed why it is so hard to deal with in a .NET environment. In part two, Dmitriy Khmaladze describes their solution NFX Pile; a hybrid memory manager written in C# with 100% managed code.
This article describes the concept of Big Memory and concentrates on its applicability to managed execution models like the one used in Microsoft’s Common Language Runtime (CLR). A few different approaches are suggested to resolve GC pausing issues that arise when a managed process starts to store over a few million objects.
In-memory data grids are gaining lot of attention recently because of their dynamic scalability and high performance. InfoQ spoke with Jags Ramnarayan about these data stores and their advantages. 10