From 1364ca29744127473dea64ea08229e17f3402db4 Mon Sep 17 00:00:00 2001
From: Yingnan Zhang <342144303@qq.com>
Date: Mon, 15 Apr 2019 14:44:55 +0800
Subject: [PATCH] mvcc: fix db_compaction_total_duration_milliseconds

---
 mvcc/kvstore_compaction.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mvcc/kvstore_compaction.go b/mvcc/kvstore_compaction.go
index bbd38f547f3..87d6f9bb3c7 100644
--- a/mvcc/kvstore_compaction.go
+++ b/mvcc/kvstore_compaction.go
@@ -21,7 +21,7 @@ import (
 
 func (s *store) scheduleCompaction(compactMainRev int64, keep map[revision]struct{}) bool {
 	totalStart := time.Now()
-	defer dbCompactionTotalDurations.Observe(float64(time.Since(totalStart) / time.Millisecond))
+	defer func() { dbCompactionTotalDurations.Observe(float64(time.Since(totalStart) / time.Millisecond)) }()
 
 	end := make([]byte, 8)
 	binary.BigEndian.PutUint64(end, uint64(compactMainRev+1))