---
id: sync-cpu_count
name: Sync.cpu_count
category: sync
kind: namespace-method
tokens: Sync.cpu_count
sig: Sync.cpu_count() -> int
tip: Worker lanes available to the scheduler.
order: 14
ns: Sync
member: cpu_count
---

Worker lanes available to the scheduler.

```ludic
let lanes = Sync.cpu_count()
```