ObjVersions   versionsHistogram `msg:"vh"`
	AllTierStats  *allTierStats     `msg:"ats,omitempty"`
	Compacted     bool              `msg:"c"`
}

// allTierStats is a collection of per-tier stats across all configured remote
// tiers.
type allTierStats struct {
	Tiers map[string]tierStats `msg:"ts"`
}

func newAllTierStats() *allTierStats {
	return &allTierStats{
		Tiers: make(map[string]tierStats),
	}
}

	}
}

func BenchmarkMarshalMsgallTierStats(b *testing.B) {
	v := allTierStats{}
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.MarshalMsg(nil)
	}
}

func BenchmarkAppendMsgallTierStats(b *testing.B) {
	v := allTierStats{}
	bts := make([]byte, 0, v.Msgsize())
	bts, _ = v.MarshalMsg(bts[0:0])
	b.SetBytes(int64(len(bts)))
	b.ReportAllocs()