in core/src/main/java/com/spotify/metrics/core/LockFreeExponentiallyDecayingReservoir.java [238:245]
public Builder size(int value) {
if (value <= 0) {
throw new IllegalArgumentException(
"LockFreeExponentiallyDecayingReservoir size must be positive: " + value);
}
this.size = value;
return this;
}