public OutlierDetectionBuilder minimumRequestThreshold(long minimumRequestThreshold) {
        if (minimumRequestThreshold < 0) {
            throw new IllegalArgumentException(
                    "minimumRequestThreshold: " + minimumRequestThreshold + " (expected: >= 0)");
        }
        this.minimumRequestThreshold = minimumRequestThreshold;
        return this;
    }
Sets the minimum number of requests within a time window necessary to detect a remote service fault.
Defaults to {@value #DEFAULT_MINIMUM_REQUEST_THRESHOLD} if unspecified.
core/src/main/java/com/linecorp/armeria/common/outlier/OutlierDetectionBuilder.java