operatorRPSRatio OperatorRPSRatio,
burstRatio PersistenceBurstRatio,
return quotas.NewMapRequestRateLimiter(func(req quotas.Request) quotas.RequestRateLimiter {
if hasCaller(req) && hasCallerSegment(req) {
return newPriorityRateLimiter(func() float64 {
if perShardNamespaceMaxQPS == nil || perShardNamespaceMaxQPS(req.Caller) <= 0 {