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Merge pull request #2204 from murgatroid99/grpc-js_outlier_detection_failure_percentage_fix 

grpc-js: Outlier Detection: fix failure percentage min hosts check
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Michael Lumish 2022-08-24 14:24:59 -07:00 committed by GitHub
parent 3db72f981e 8664c837db
commit 1b2cf99bf6
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1 changed files with 9 additions and 1 deletions
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10
packages/grpc-js/src/load-balancer-outlier-detection.ts
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@ -500,7 +500,15 @@ export class OutlierDetectionLoadBalancer implements LoadBalancer {
} }
trace('Running failure percentage check. threshold=' + failurePercentageConfig.threshold + ' request volume threshold=' + failurePercentageConfig.request_volume); trace('Running failure percentage check. threshold=' + failurePercentageConfig.threshold + ' request volume threshold=' + failurePercentageConfig.request_volume);
// Step 1 // Step 1
if (this.addressMap.size < failurePercentageConfig.minimum_hosts) { let addressesWithTargetVolume = 0;
for (const mapEntry of this.addressMap.values()) {
const successes = mapEntry.counter.getLastSuccesses();
const failures = mapEntry.counter.getLastFailures();
if (successes + failures >= failurePercentageConfig.request_volume) {
addressesWithTargetVolume += 1;
}
}
if (addressesWithTargetVolume < failurePercentageConfig.minimum_hosts) {
return; return;
} }