title: Thread Model keywords: [“Thread”] description: thread model
Description
- This article gives an introduction to thread models in ShenYu and usage in various scenarios.
IO And Work Thread
spring-webflux
is one of dependencies of ShenYu, and it uses Netty thread model in lower layer.
Business Thread
- Use scheduling thread to execute by default.
- A fixed thread pool manages business threads, the number of threads is count in this formula: cpu * 2 + 1.
Type Switching
reactor.core.scheduler.Schedulers
.-Dshenyu.scheduler.type=fixed
is a default config. If set to other value, a flexible thread pool will take place it.Schedulers.elastic()
.-Dshenyu.work.threads = xx
is for configuring number of threads, the default value calculates in following formula cpu * 2 + 1
with a minimum of 16 threads.