ilmTransitionActiveTasksMD          = NewGaugeMD(transitionActiveTasks, "Number of active ILM transition tasks")
	ilmTransitionPendingTasksMD         = NewGaugeMD(transitionPendingTasks, "Number of pending ILM transition tasks in the queue")
	ilmTransitionMissedImmediateTasksMD = NewCounterMD(transitionMissedImmediateTasks, "Number of missed immediate ILM transition tasks")

	return obj, nil
}

// transition object to target specified by the transition ARN. When an object is transitioned to another
// storage specified by the transition ARN, the metadata is left behind on source cluster and original content
// is moved to the transition tier. Note that in the case of encrypted objects, entire encrypted stream is moved
// to the transition tier without decrypting or re-encrypting.

        'Push Errors', queries.xdsErrors, |||
          Number of push errors. Many of these are at least potentional fatal and should be explored in-depth via Istiod logs.
          Note: metrics here do not use rate() to avoid missing transition from "No series"; series are not reported if there are no errors at all.
        |||
      ),
      panels.heatmap.base(
        'Push Time', queries.pushTime, |||

        private
        var mode: TrackerMode = Initial()

        private
        inline fun <T : TrackerMode> setMode(transition: (TrackerMode) -> T): T {
            synchronized(this) {
                val newMode = transition(mode)
                mode = newMode
                return newMode
            }
        }

}

// TransitionObject - transition object content to target tier.
func (er erasureObjects) TransitionObject(ctx context.Context, bucket, object string, opts ObjectOptions) error {
	tgtClient, err := globalTierConfigMgr.getDriver(ctx, opts.Transition.Tier)
	if err != nil {
		return err
	}

	// Acquire write lock before starting to transition the object.
	lk := er.NewNSLock(bucket, object)

| `minio_node_ilm_transition_pending_tasks`                    | Number of pending ILM transition tasks in the queue.                                                       |

		fi.ModTime = basefi.ModTime.Add(time.Duration(i) * time.Second)
		if err := xl.AddVersion(fi); err != nil {
			t.Fatalf("%d: Failed to add version %v", i+1, err)
		}

		if i > 3 {
			// Simulate transition of a version
			transfi := fi
			transfi.TransitionStatus = lifecycle.TransitionComplete
			transfi.TransitionTier = "MINIO-TIER"
			transfi.TransitionedObjName = mustGetUUID()
			xl.DeleteVersion(transfi)

	logger.LogOnceIf(ctx, "internal", err, id, errKind...)
}

func transitionLogIf(ctx context.Context, err error, errKind ...interface{}) {
	logger.LogIf(ctx, "transition", err, errKind...)
}

func configLogIf(ctx context.Context, err error, errKind ...interface{}) {
	logger.LogIf(ctx, "config", err, errKind...)
}

| `minio_cluster_ilm_transition_pending_tasks`          | `gauge`   | Number of pending ILM transition tasks in the queue                        | `server` |
| `minio_cluster_ilm_transition_missed_immediate_tasks` | `counter` | Number of missed immediate ILM transition tasks                            | `server` |

	// There's a lot of state manipulation performed with shortcuts
	// but we need to make sure the tracer can only observe the
	// start and end states to maintain a coherent model and avoid
	// emitting an event for every single transition.
	trace := traceAcquire()

	if locked {
		// Detach the goroutine from the thread; we'll attach to the goroutine we're
		// switching to before returning.
		gp.lockedm.set(nil)
	}

	if exit {