"format": "time_series",
          "instant": true,
          "interval": "",
          "intervalFactor": 1,
          "legendFormat": "{{instance}}",
          "metric": "process_start_time_seconds",
          "refId": "A",
          "step": 60
        }
      ],
      "title": "Uptime",
      "type": "stat"
    },
    {
      "datasource": {
        "type": "prometheus",

				updates := make(chan dataUsageCache, 1)
				defer xioutil.SafeClose(updates)
				// Start update collector.
				go func() {
					defer wg.Done()
					for info := range updates {
						mu.Lock()
						results[i] = info
						mu.Unlock()
					}
				}()
				// Start scanner. Blocks until done.
				err := erObj.nsScanner(ctx, allBuckets, wantCycle, updates, healScanMode)
				if err != nil {

	}

	// Reply back invalid range if the input offset and length fall out of range.
	if startOffset > fi.Size || startOffset+length > fi.Size {
		return InvalidRange{startOffset, length, fi.Size}
	}

	// Get start part index and offset.
	partIndex, partOffset, err := fi.ObjectToPartOffset(ctx, startOffset)
	if err != nil {
		return InvalidRange{startOffset, length, fi.Size}
	}

	// Calculate endOffset according to length

		Description:    "Client token mismatch",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrHealMissingBucket: {
		Code:           "XMinioHealMissingBucket",
		Description:    "A heal start request with a non-empty object-prefix parameter requires a bucket to be specified.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrHealAlreadyRunning: {
		Code:           "XMinioHealAlreadyRunning",

	// the plugin and they need not exist.
	//
	// If some mapped policies do not exist, we print some error
	// messages but continue any way - they can be fixed in the
	// running server by creating the policies after start up.
	for arn, rolePolicies := range m {
		specifiedPoliciesSet := newMappedPolicy(rolePolicies).policySet()
		validPolicies, _ := sys.store.FilterPolicies(rolePolicies, "")

        </JSON>
    </OutputSerialization>
    <RequestProgress>
        <Enabled>FALSE</Enabled>
    </RequestProgress>
	<ScanRange><Start>56</Start><End>76</End></ScanRange>
</SelectObjectContentRequest>`),
		},
		{
			name:  "error-end-before-start",
			input: testInput,
			// Since we are doing offset, no headers are used.
			wantResult: ``,
			wantErr:    true,

	buf, err := xattr.LGet(s.formatFile, attr)
	if err != nil {
		// We start off with '0' if we can read the attributes
		return 0
	}
	return binary.LittleEndian.Uint64(buf[:8])
}

func (s *xlStorage) getWriteAttribute() uint64 {
	attr := "user.total_writes"
	buf, err := xattr.LGet(s.formatFile, attr)
	if err != nil {
		// We start off with '0' if we can read the attributes
		return 0
	}

		// User was deleted - we update the cache.
		delete(m, accessKey)

		// Since cache was updated, we update the timestamp.
		defer func() {
			cache.updatedAt = time.Now()
		}()

		// 1. Start with updating user-group memberships
		if store.getUsersSysType() == MinIOUsersSysType {
			memberOf := cache.iamUserGroupMemberships[accessKey].ToSlice()
			for _, group := range memberOf {

	ri.Bucket = bucket
	for i := range batch {
		ri.Object = batch[i].Name
		ri.countItem(batch[i].Size, batch[i].DeleteMarker, true)
	}
}

// Start start the batch replication job, resumes if there was a pending job via "job.ID"
func (r *BatchJobReplicateV1) Start(ctx context.Context, api ObjectLayer, job BatchJobRequest) error {
	ri := &batchJobInfo{
		JobID:     job.ID,
		JobType:   string(job.Type()),

```
git clone https://github.com/minio/thumbnailer/
npm install
```

Then open the Thumbnailer config file at `config/webhook.json` and add the configuration for your MinIO server and then start Thumbnailer by

```
NODE_ENV=webhook node thumbnail-webhook.js
```