diff --git a/mvcc/kvstore_compaction.go b/mvcc/kvstore_compaction.go
index 4c6b062b4..963ebe950 100644
--- a/mvcc/kvstore_compaction.go
+++ b/mvcc/kvstore_compaction.go
@@ -18,6 +18,7 @@ import (
 	"encoding/binary"
 	"time"
 
+	humanize "github.com/dustin/go-humanize"
 	"go.uber.org/zap"
 )
 
@@ -52,11 +53,16 @@ func (s *store) scheduleCompaction(compactMainRev int64, keep map[revision]struc
 			revToBytes(revision{main: compactMainRev}, rbytes)
 			tx.UnsafePut(metaBucketName, finishedCompactKeyName, rbytes)
 			tx.Unlock()
+			size, sizeInUse := s.b.Size(), s.b.SizeInUse()
 			if s.lg != nil {
 				s.lg.Info(
 					"finished scheduled compaction",
 					zap.Int64("compact-revision", compactMainRev),
 					zap.Duration("took", time.Since(totalStart)),
+					zap.Int64("current-db-size-bytes", size),
+					zap.String("current-db-size", humanize.Bytes(uint64(size))),
+					zap.Int64("current-db-size-in-use-bytes", sizeInUse),
+					zap.String("current-db-size-in-use", humanize.Bytes(uint64(sizeInUse))),
 				)
 			} else {
 				plog.Infof("finished scheduled compaction at %d (took %v)", compactMainRev, time.Since(totalStart))