}
		case "st":
			z.StartTime, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "StartTime")
				return
			}
		case "lu":
			z.LastUpdate, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "LastUpdate")
				return
			}
		case "ra":
			z.RetryAttempts, err = dc.ReadInt()
			if err != nil {
				err = msgp.WrapError(err, "RetryAttempts")
				return
			}

							Entry:  update,
						}:
						}
					}
				}(cache.Info.Name)
				// Calc usage
				before := cache.Info.LastUpdate
				var err error
				cache, err = disk.NSScanner(ctx, cache, updates, healScanMode, nil)
				if err != nil {
					if !cache.Info.LastUpdate.IsZero() && cache.Info.LastUpdate.After(before) {
						scannerLogIf(ctx, cache.save(ctx, er, cacheName))
					} else {
						scannerLogIf(ctx, err)
					}

// The updates are conditional so multiple callers can update with different states.
func (m *metacache) update(update metacache) {
	now := UTCNow()
	m.lastUpdate = now

	if update.lastHandout.After(m.lastHandout) {
		m.lastHandout = update.lastUpdate
		if m.lastHandout.After(now) {
			m.lastHandout = now
		}
	}
	if m.status == scanStateStarted && update.status == scanStateSuccess {
		m.ended = now
	}

				return
			}
		case "lh":
			z.lastHandout, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "lastHandout")
				return
			}
		case "u":
			z.lastUpdate, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "lastUpdate")
				return
			}
		case "b":
			z.bucket, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "bucket")
				return
			}
		case "flt":

	var got dataUsageCache
	err = got.deserialize(&buf)
	if err != nil {
		t.Fatal(err)
	}
	if got.Info.LastUpdate.IsZero() {
		t.Error("lastupdate not set")
	}

	if !want.Info.LastUpdate.Equal(got.Info.LastUpdate) {
		t.Fatalf("deserialize LastUpdate mismatch\nwant: %+v\ngot:  %+v", want, got)
	}
	if len(want.Cache) != len(got.Cache) {

				return
			}
		case "Started":
			z.Started, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "Started")
				return
			}
		case "LastUpdate":
			z.LastUpdate, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "LastUpdate")
				return
			}
		case "ObjectsTotalCount":
			z.ObjectsTotalCount, err = dc.ReadUint64()
			if err != nil {
				err = msgp.WrapError(err, "ObjectsTotalCount")

		PoolIndex:         h.PoolIndex,
		SetIndex:          h.SetIndex,
		DiskIndex:         h.DiskIndex,
		Finished:          h.Finished,
		Path:              h.Path,
		Started:           h.Started.UTC(),
		LastUpdate:        h.LastUpdate.UTC(),
		ObjectsTotalCount: h.ObjectsTotalCount,
		ObjectsTotalSize:  h.ObjectsTotalSize,
		ItemsHealed:       h.ItemsHealed,
		ItemsSkipped:      h.ItemsSkipped,
		ItemsFailed:       h.ItemsFailed,

	nmeta1.Pools = append(nmeta1.Pools, meta.Pools...)
	for i, pool := range nmeta1.Pools {
		if i == 0 {
			nmeta1.Pools[i] = PoolStatus{
				CmdLine:    pool.CmdLine,
				ID:         i,
				LastUpdate: UTCNow(),
				Decommission: &PoolDecommissionInfo{
					Complete: true,
				},
			}
		}
	}

	var nmeta2 poolMeta
	nmeta2.Version = poolMetaVersion
	nmeta2.Pools = append(nmeta2.Pools, meta.Pools...)

				exit = true
			}
			m.mu.RLock()
			for _, v := range m.buckets {
				if !exit {
					v.cleanup()
				}
			}
			m.mu.RUnlock()
			m.mu.Lock()
			for k, v := range m.trash {
				if time.Since(v.lastUpdate) > metacacheMaxRunningAge {
					v.delete(context.Background())
					delete(m.trash, k)
				}
			}
			m.mu.Unlock()
		}
	}()
}

// updateCacheEntry will update non-transient state.

			}
		case "cl":
			z.CmdLine, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "CmdLine")
				return
			}
		case "lu":
			z.LastUpdate, err = dc.ReadTime()
			if err != nil {
				err = msgp.WrapError(err, "LastUpdate")
				return
			}
		case "dec":
			if dc.IsNil() {
				err = dc.ReadNil()
				if err != nil {
					err = msgp.WrapError(err, "Decommission")
					return