"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": {

to view the last 1000 `kubelet` logs via the `less` utility to allow for `vi`-style searching:

```console
$ journalctl -t kubelet -n 1000 | less
```

#### GKE via Stackdriver Log Viewer

Each GKE cluster's will have many categories of logs collected by Stackdriver.  Logs can be monitored via
the project's [log viewer](https://cloud.google.com/logging/docs/view/overview) and/or the `gcloud logging read`
capability.

			incomingBytes: o.Incoming,
			outgoingBytes: o.Outgoing,
			dialer:        o.Dialer,
			authFn:        o.AuthFn,
		})
	}
	if !found {
		return nil, fmt.Errorf("grid: local host (%s) not found in cluster setup", o.Local)
	}

	return m, nil
}

// AddToMux will add the grid manager to the given mux.
func (m *Manager) AddToMux(router *mux.Router, authReq func(r *http.Request) error) {

  // Namespace is the namespace of the action being requested.  Currently, there is no distinction between no namespace and all namespaces
  // "" (empty) is defaulted for LocalSubjectAccessReviews
  // "" (empty) is empty for cluster-scoped resources
  // "" (empty) means "all" for namespace scoped resources from a SubjectAccessReview or SelfSubjectAccessReview
  // +optional
  optional string namespace = 1;

  //
  // The v1.22+ in-tree implementations of the well-known Kubernetes signers will
  // honor this field as long as the requested duration is not greater than the
  // maximum duration they will honor per the --cluster-signing-duration CLI
  // flag to the Kubernetes controller manager.
  //
  // Certificate signers may not honor this field for various reasons:
  //
  //   1. Old signer that is unaware of the field (such as the in-tree

    private static long negativeToMaxValue(long value) {
      return (value >= 0) ? value : Long.MAX_VALUE;
    }

    /** Increments all counters by the values in {@code other}. */
    public void incrementBy(StatsCounter other) {
      CacheStats otherStats = other.snapshot();
      hitCount.add(otherStats.hitCount());
      missCount.add(otherStats.missCount());

	"github.com/minio/minio/internal/logger"
	"github.com/minio/pkg/v3/policy"
	"github.com/minio/pkg/v3/sync/errgroup"
	"golang.org/x/sync/singleflight"
)

// BucketMetadataSys captures all bucket metadata for a given cluster.
type BucketMetadataSys struct {
	objAPI ObjectLayer

	sync.RWMutex
	initialized bool
	group       *singleflight.Group
	metadataMap map[string]BucketMetadata
}

				Stats: make(map[string]*BucketReplicationStat),
			},
			QueueStats: ReplicationQueueStats{},
			ProxyStats: ProxyMetric{},
		}
		return bs
	}
	var s BucketReplicationStats
	// accumulate cluster bucket stats
	stats := make(map[string]*BucketReplicationStat)
	var (
		totReplicaSize, totReplicatedSize   int64
		totReplicaCount, totReplicatedCount int64
		totFailed                           RTimedMetrics

  // Namespace is the namespace of the action being requested.  Currently, there is no distinction between no namespace and all namespaces
  // "" (empty) is defaulted for LocalSubjectAccessReviews
  // "" (empty) is empty for cluster-scoped resources
  // "" (empty) means "all" for namespace scoped resources from a SubjectAccessReview or SelfSubjectAccessReview
  // +optional
  optional string namespace = 1;

                          - required:
                            - cluster
                      - required:
                        - listener
                      - required:
                        - routeConfiguration
                      - required:
                        - cluster
                      properties:
                        cluster:
                          description: Match on envoy cluster attributes.