Install libopenhft-lang-java by entering the following commands in the terminal:
sudo apt update sudo apt install libopenhft-lang-java
High Performance Java library for High Frequency Trading
This library provides marshalling, de-marshalling and handling of thread safe off heap memory through ByteBuffers. It is designed to be largely GC-less such that millions of entries with 32 MB heap can be queued without triggering the garbage collector.