Save the date! P99 CONF 2026 — October 21-22. Call for speakers is open!

SESSION ON-DEMAND

All Things P99

The event for developers who care about P99 percentiles and high-performance, low-latency applications

Why User-Mode Threads Are Good for Performance

Hear from Oracle’s Ron Pressler how Java added virtual threads, an implementation of user-mode threads, to help write high-throughput servers.

20 minutes

Ron Pressler, Project Loom Technical Lead, Java Platform Group at Oracle

Ron works on OpenJDK in Oracle's Java Platform Group, where he serves as the Technical Lead for Project Loom.