}

	deadline := 10 * time.Second // Default deadline is 10secs for health diagnostics.
	if dstr := query.Get("deadline"); dstr != "" {
		var err error
		deadline, err = time.ParseDuration(dstr)
		if err != nil {
			errResp(err)
			return
		}
	}

	nsLock := objectAPI.NewNSLock(minioMetaBucket, "health-check-in-progress")
	lkctx, err := nsLock.GetLock(ctx, newDynamicTimeout(deadline, deadline))

	// https://github.com/golang/go/issues/29246
	// if tlsConfig != nil {
	// 	trhttp2, _ := http2.ConfigureTransports(tr)
	// 	if trhttp2 != nil {
	// 		// ReadIdleTimeout is the timeout after which a health check using ping
	// 		// frame will be carried out if no frame is received on the
	// 		// connection. 5 minutes is sufficient time for any idle connection.
	// 		trhttp2.ReadIdleTimeout = 5 * time.Minute

| `minio_cluster_kms_uptime`          | The time the KMS has been up and running in seconds.                                     |

## Cluster Health Metrics

| Name                                              | Description                                    |
|:--------------------------------------------------|:-----------------------------------------------|

	HealObjects(ctx context.Context, bucket, prefix string, opts madmin.HealOpts, fn HealObjectFn) error
	CheckAbandonedParts(ctx context.Context, bucket, object string, opts madmin.HealOpts) error

	// Returns health of the backend
	Health(ctx context.Context, opts HealthOptions) HealthResult

	// Metadata operations
	PutObjectMetadata(context.Context, string, string, ObjectOptions) (ObjectInfo, error)

import org.codelibs.fess.es.client.SearchEngineClient;
import org.codelibs.fess.util.ComponentUtil;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;
import org.opensearch.action.admin.cluster.health.ClusterHealthResponse;
import org.opensearch.monitor.jvm.JvmStats;
import org.opensearch.monitor.jvm.JvmStats.BufferPool;
import org.opensearch.monitor.jvm.JvmStats.Classes;

			lsrv: lsrv,
		}
		lockServers[i] = lsrv

		router := mux.NewRouter().SkipClean(true)
		subrouter := router.PathPrefix("/").Subrouter()
		subrouter.Methods(http.MethodPost).Path("/v1/health").HandlerFunc(lockServer.HealthHandler)
		subrouter.Methods(http.MethodPost).Path("/v1/refresh").HandlerFunc(lockServer.RefreshHandler)
		subrouter.Methods(http.MethodPost).Path("/v1/lock").HandlerFunc(lockServer.LockHandler)

	connected int32 // ref: https://golang.org/pkg/sync/atomic/#pkg-note-BUG
	_         int32 // For 64 bits alignment
	lastConn  int64

	// HealthCheckFn is the function set to test for health.
	// If not set the client will not keep track of health.
	// Calling this returns true or false if the target
	// is online or offline.
	HealthCheckFn func() bool

	// HealthCheckRetryUnit will be used to calculate the exponential

	loadHealth := func(ctx context.Context) (r HealthResult, err error) {
		objLayer := newObjectLayerFn()
		if objLayer == nil {
			return
		}

		r = objLayer.Health(GlobalContext, HealthOptions{})
		return
	}
	return cachevalue.NewFromFunc(1*time.Minute,
		cachevalue.Opts{ReturnLastGood: true},
		loadHealth,
	)
}

	systemProcessCollectorPath          collectorPath = "/system/process"

	debugGoCollectorPath collectorPath = "/debug/go"

	clusterHealthCollectorPath       collectorPath = "/cluster/health"
	clusterUsageObjectsCollectorPath collectorPath = "/cluster/usage/objects"
	clusterUsageBucketsCollectorPath collectorPath = "/cluster/usage/buckets"
	clusterErasureSetCollectorPath   collectorPath = "/cluster/erasure-set"

  ([#41449](https://github.com/kubernetes/kubernetes/pull/41449),
  [@zmerlynn](https://github.com/zmerlynn))
* Kubelet: Remove the PLEG health check from /healthz, Kubelet will now report
* NodeNotReady on failed PLEG health check.
  ([#41569](https://github.com/kubernetes/kubernetes/pull/41569),
  [@yujuhong](https://github.com/yujuhong))