protected void tickIfNecessary()

in concurrency-loadbalancer-core/src/main/java/com/uber/concurrency/loadbalancer/AbstractConcurrencyLoadBalancer.java [246:251]


        protected void tickIfNecessary() {
            long ageNano = limiter.acquire();
            if (ageNano > 0) {
                cov = calcCOV(taskRequestRate.values());
            }
        }