[internal] Add rate limit effective sample rate #1046
Merged
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Note this PR is merging into
brettlangdon/datadog.sampler
notmaster
This PR adds in
RateLimiter.effective_rate
to return the effective sample rate at that time based on the total number of traces seen vs the number of sampled traces in any given 1s rolling window.TODO:
RateLimiter.effective_rate
_dd.limit_psr
tag on spans