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spawn_periodic_loop

risingwave_meta::hummock::manager::timer_task

Function spawn_periodic_loop 

Source 
fn spawn_periodic_loop<F, Fut>(
    name: &'static str,
    period: Duration,
    shutdown_rx: Receiver<bool>,
    handler: F,
) -> JoinHandle<()>
where
    F: FnMut() -> Fut + Send + 'static,
    Fut: Future<Output = ()> + Send + 'static,
Expand description

Spawn a periodic background loop for a single timer.

A handler is never re-entered: if it runs longer than its period, the next tick is delayed. Shutdown is observed between handler runs, which matches the legacy timer loop semantics.