From 6b5b24a3e35d7cea55af4bf6f012287e714f43a7 Mon Sep 17 00:00:00 2001
From: "Jonathan A. Sternberg" <jonathan@influxdb.com>
Date: Mon, 15 Aug 2016 13:57:05 -0500
Subject: [PATCH] Decrement number of measurements only once when deleting the
 last series from a measurement

---
 CHANGELOG.md | 1 +
 tsdb/meta.go | 1 -
 2 files changed, 1 insertion(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 170958adedd..31c6210db00 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@
 ### Bugfixes
 
 - [#1834](https://github.com/influxdata/influxdb/issues/1834): Drop time when used as a tag or field key.
+- [#7152](https://github.com/influxdata/influxdb/issues/7152): Decrement number of measurements only once when deleting the last series from a measurement.
 
 ## v1.0.0 [unreleased]
 
diff --git a/tsdb/meta.go b/tsdb/meta.go
index 638997ce084..c121e00c9cb 100644
--- a/tsdb/meta.go
+++ b/tsdb/meta.go
@@ -225,7 +225,6 @@ func (d *DatabaseIndex) UnassignShard(k string, shardID uint64) {
 				if !ss.measurement.HasSeries() {
 					d.mu.Lock()
 					d.dropMeasurement(ss.measurement.Name)
-					atomic.AddInt64(&d.stats.NumMeasurements, -1)
 					d.mu.Unlock()
 				}