// Statistics
    private final AtomicLong totalRequests = new AtomicLong(0);
    private final AtomicLong totalChannelsCreated = new AtomicLong(0);

    /**
     * Load balancing strategies for distributing operations across channels.
     */
    public enum LoadBalancingStrategy {
        /** Round-robin distribution */
        ROUND_ROBIN,
        /** Least connections */

		return
	}
	// data usage has not captured any data yet.
	if dataUsageInfo.LastUpdate.IsZero() {
		return
	}

	for bucket, usageInfo := range dataUsageInfo.BucketsUsage {
		stat := globalReplicationStats.Load().getLatestReplicationStats(bucket)
		// Total space used by bucket
		ch <- prometheus.MustNewConstMetric(
			prometheus.NewDesc(
				prometheus.BuildFQName(bucketNamespace, "usage", "size"),
				"Total bucket size",

 *     .maximumSize(10000)
 *     .expireAfterWrite(Duration.ofMinutes(10))
 *     .removalListener(MY_LISTENER)
 *     .build(
 *         new CacheLoader<Key, Graph>() {
 *           public Graph load(Key key) throws AnyException {
 *             return createExpensiveGraph(key);
 *           }
 *         });
 * }
 *
 * <p>Or equivalently,
 *
 * {@snippet :

errors.failed_to_delete_file = Failed to delete the file {0}.
errors.docid_not_found = Doc ID is not found. Cause: {0}
errors.document_not_found = The URL for the document ID is not found. Cause: {0}
errors.not_load_from_server = Could not load from this server. Cause: {0}
errors.failed_to_start_job = Failed to start a job: {0}.
errors.failed_to_stop_job = Failed to stop a job: {0}.
errors.failed_to_download_synonym_file = Failed to download a synonym file.

errors.failed_to_delete_file = Failed to delete the file {0}.
errors.docid_not_found = Doc ID is not found. Cause: {0}
errors.document_not_found = The URL for the document ID is not found. Cause: {0}
errors.not_load_from_server = Could not load from this server. Cause: {0}
errors.failed_to_start_job = Failed to start a job: {0}.
errors.failed_to_stop_job = Failed to stop a job: {0}.
errors.failed_to_download_synonym_file = Failed to download a synonym file.

* Fix load balancer issues when running zero nodes in Azure vmss. ([#68775](https://github.com/kubernetes/kubernetes/pull/68775), [@feiskyer](https://github.com/feiskyer))
* Fix potential panic when getting azure load balancer status ([#68609](https://github.com/kubernetes/kubernetes/pull/68609), [@feiskyer](https://github.com/feiskyer))

Aqui está uma representação visual de como o **proxy** adiciona headers encaminhados entre o cliente e o **servidor da aplicação**:

```mermaid
sequenceDiagram
    participant Client
    participant Proxy as Proxy/Load Balancer
    participant Server as FastAPI Server

    Client->>Proxy: HTTPS Request<br/>Host: mysuperapp.com<br/>Path: /items

    Note over Proxy: Proxy adds forwarded headers

Usage scanner

Data usage scanner is enabled by default. The following configuration settings allow for more staggered delay in terms of usage calculation. The scanner adapts to the system speed and completely pauses when the system is under load. It is possible to adjust the speed of the scanner and thereby the latency of updates being reflected. The delays between each operation of the scanner can be adjusted by the `mc admin config set alias/ delay=15.0`. By default the value is `10.0`....

    /** Xerces feature prefix for XML processing. */
    public static final String XERCES_FEATURE_PREFIX = "http://apache.org/xml/features/";

    /** Load external DTD feature name. */
    public static final String LOAD_EXTERNAL_DTD_FEATURE = "nonvalidating/load-external-dtd";

    // ============================================================
    // Search Engine Type Constants

#### Load Balancing
* [stable] Source IP Preservation - change Cloud load-balancer strategy to health-checks and respond to health check only on nodes that host pods for the service. See [Create an External Load Balancer - Preserving the client source IP](https://kubernetes.io/docs/tasks/access-application-cluster/create-external-load-balancer/#preserving-the-client-source-ip).