} catch (_: IOException) {
    false
  }

/**
 * Returns true if new reads and writes should be attempted on this.
 *
 * Unfortunately Java's networking APIs don't offer a good health check, so we go on our own by
 * attempting to read with a short timeout. If the fails immediately we know the socket is
 * unhealthy.
 *
 * @param source the source used to read bytes from the socket.
 */

	}

	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))

- kubeadm: use etcd's /health endpoint for a HTTP liveness probe on localhost instead of having a custom health check using etcdctl ([#81385](https://github.com/kubernetes/kubernetes/pull/81385), [@neolit123](https://github.com/neolit123))

    need them to handle redirects.


## Version 2.7.1

_2016-01-01_

 *  Fix: Don't do a health check on newly-created connections. This is
    unnecessary work that could put the client in an inconsistent state if the
    health check fails.


## Version 2.7.0

_2015-12-13_

 *  **Rewritten connection management.** Previously OkHttp's connection pool

          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
        '500':
          $ref: '#/components/responses/InternalServerError'
          
  /health:
    get:
      tags:
        - monitor
      summary: Check a server status
      description: Returns status
      operationId: ping
      responses:
        '200':

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.mockito.MockedStatic;
import org.mockito.Mockito;
import org.opensearch.action.admin.cluster.health.ClusterHealthResponse;
import org.opensearch.action.bulk.BulkRequestBuilder;
import org.opensearch.action.bulk.BulkResponse;
import org.opensearch.action.delete.DeleteRequestBuilder;

          "interval": "",
          "legendFormat": "Pool: {{pool}} Set: {{set}}",
          "range": true,
          "refId": "A",
          "useBackend": false
        }
      ],
      "title": "Cluster Health Status",
      "type": "stat"
    },
    {
      "datasource": {
        "type": "prometheus",
        "uid": "${DS_PROMETHEUS}"
      },
      "description": "",
      "fieldConfig": {

- Fix kube-apiserver not to create default/kubernetes service endpoints before it reports readiness via the /healthz and therefore is ready to serve requests. Also early during startup old endpoints are remove which might be left over from a previously crashed kube-apiserver. ([#74668](https://github.com/kubernetes/kubernetes/pull/74668), [@sttts](https://github.com/sttts))...

		}
		nodeNameSum := sha256.Sum256([]byte(nodeName + globalDeploymentID()))
		globalNodeNamesHex[hex.EncodeToString(nodeNameSum[:])] = struct{}{}
	}

	bootstrapTrace("waitForQuorum", func() {
		result := newObject.Health(context.Background(), HealthOptions{NoLogging: true})
		for !result.HealthyRead {
			if debugNoExit {
				logger.Info("Not waiting for quorum since we are debugging.. possible cause unhealthy sets")

- Exposed the kube-scheduler "/livez" and "/readz" endpoints for health checks that are in compliance with https://kubernetes.io/docs/reference/using-api/health-checks/#api-endpoints-for-health. ([#118148](https://github.com/kubernetes/kubernetes/pull/118148), [@linxiulei](https://github.com/linxiulei)) [SIG API Machinery, Scheduling and Testing]