lsm_tree::gc

Struct StaleThresholdStrategy

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pub struct StaleThresholdStrategy(/* private fields */);
Expand description

Picks segments that have a certain percentage of stale blobs

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impl StaleThresholdStrategy

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pub fn new(ratio: f32) -> StaleThresholdStrategy

Creates a new strategy with the given threshold.

§Panics

Panics if the ratio is invalid.

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impl<BC, C> GcStrategy<BC, C> for StaleThresholdStrategy
where BC: BlobCache, C: Compressor + Clone,

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fn pick(&self, value_log: &ValueLog<BC, C>) -> Vec<u64>

Picks segments based on a predicate.

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