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This commit is contained in:
Conrad Ludgate
2024-07-29 11:41:44 +01:00
parent 54c5196f75
commit ef7e96fb4e
1 changed files with 2 additions and 2 deletions
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4
proxy/src/rate_limiter/leaky_bucket.rs
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@@ -86,7 +86,7 @@ struct LeakyBucketConfigInner {
impl From<LeakyBucketConfig> for LeakyBucketConfigInner {
fn from(config: LeakyBucketConfig) -> Self {
// seconds-per-request = 1/(request-per-second)
// seconds_per_request = 1/(request_per_second)
let spr = config.rps.recip();
Self {
time_cost: Duration::from_secs_f64(spr),
@@ -98,7 +98,7 @@ impl From<LeakyBucketConfig> for LeakyBucketConfigInner {
struct LeakyBucketState {
/// Bucket is represented by `start..end` where `start = end - config.bucket_width`.
///
/// At any given time, `end-now` represents the number of tokens in the bucket, multiplied by the "time_cost".
/// At any given time, `end - now` represents the number of tokens in the bucket, multiplied by the "time_cost".
/// Adding `n` tokens to the bucket is done by moving `end` forward by `n * config.time_cost`.
/// If `now < start`, the bucket is considered filled and cannot accept any more tokens.
/// Draining the bucket will happen naturally as `now` moves forward.