I am rooting for two Rust alternatives to Elastic stack - Sonic[1] and Vector[2](logstash alternative). Too bad they currently cannot work together[3]. Java is a poor choice performance-wise, and in a scaled applications it can make a huge difference.

[1] https://github.com/valeriansaliou/sonic

[2] https://vector.dev/

[3] https://github.com/timberio/vector/issues/988