Space4J is a simple database system that will let you work with Java Collections in memory. Since memory is several orders of magnitude faster than disk for random access to data, Space4J provides ...

When physical memory is scarce, paging causes garbage collection to run an order of magnitude slower than explicit memory management.

Hazelcast is designed to prevent enterprise applications from drowning in data. The open source technology provider closed a $2.5 million series A round today.

This is the third post in a series. The first two were on Browsing Memory the JRuby Way and Finding Leaks in Ruby Apps with Eclipse Memory Analyzer Hello again, friends! I'm back with more ...