EventLoop.backendId

BackendId backendId() @property const @safe nothrow @nogc

Return the identifier of the active Layer 0 backend.

This indicates which backend is actually being used at runtime. On Linux, this will be BackendId.IO_URING if io_uring is available, or BackendId.EPOLL if io_uring setup failed and the fallback is active.

Returns

Backend identifier for the active poller.