risingwave_meta::barrier::schedule

Struct PeriodicBarriers

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pub(super) struct PeriodicBarriers {
    min_interval: Interval,
    force_checkpoint: bool,
    num_uncheckpointed_barrier: usize,
    checkpoint_frequency: usize,
}
Expand description

Held by the crate::barrier::worker::GlobalBarrierWorker to execute these commands.

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§min_interval: Interval§force_checkpoint: bool

Force checkpoint in next barrier.

§num_uncheckpointed_barrier: usize

The numbers of barrier (checkpoint = false) since the last barrier (checkpoint = true)

§checkpoint_frequency: usize

Implementations§

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impl PeriodicBarriers

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pub(super) fn new( min_interval: Duration, checkpoint_frequency: usize, ) -> PeriodicBarriers

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pub(super) fn set_min_interval(&mut self, min_interval: Duration)

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pub(super) async fn next_barrier( &mut self, context: &impl GlobalBarrierWorkerContext, ) -> NewBarrier

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impl PeriodicBarriers

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fn try_get_checkpoint(&self) -> bool

Whether the barrier(checkpoint = true) should be injected.

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pub fn force_checkpoint_in_next_barrier(&mut self)

Make the checkpoint of the next barrier must be true

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pub fn set_checkpoint_frequency(&mut self, frequency: usize)

Update the checkpoint_frequency

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fn update_num_uncheckpointed_barrier(&mut self, checkpoint: bool)

Update the num_uncheckpointed_barrier

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