Gil Tene introduces org.ObjectLayout, a new Java package designed specifically to enable JVMs to optimize memory layout for arrays and objects matching the performance of arrays of structs in C.
John Davies shows a Spring work-flow consuming 7.4kB XML messages, binding them to 25kB Java but storing them in just 450 bytes each, 10 million derivative contracts in-memory on a laptop.
Jeff Kelley discusses Objective-C basics – properties, categories – and more advanced features – linking, ARC, creating classes at runtime, memory management and tagged pointers.
Benoît Chesneau discusses creating, scaling and reusing HTTP connections, summarizing techniques used to reduce memory usage in Erlang and ways to handle massive client connections efficiently.
SriSatish Ambati shares tips for in-memory algorithms, discussing I/O, S3 resets, muxers, primitive byte arrays, non-blocking structures, and fork/join queues.
Jevgeni Kabanov discusses the existing problems with Java class loaders and corresponding solutions, covering live code updates through process isolation and in-app updates.
Martin Thompson and Michael Barker explain how Intel x86_64 processors and their memory model work along with low-level techniques that help creating lock-free software.
Ben Corrie explains how Elastic Memory for Java (EM4J) helps managing memory for Java installations in virtual settings.
Mark Thomas explains the common Java OutOfMemoryError failures, showing how to diagnose such errors. He also discusses the JVM and tc Server configuration parameters affecting memory settings.