From a06ee58785173202e23fc336c7c447c72400426e Mon Sep 17 00:00:00 2001
From: erayaslan <erayaslan@gmail.com>
Date: Fri, 17 Nov 2017 03:49:51 +0300
Subject: [PATCH] Use MAX() instead of SUM() for latency measurements in
 sqlserver (#3471)

---
 plugins/inputs/sqlserver/sqlserver.go | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/plugins/inputs/sqlserver/sqlserver.go b/plugins/inputs/sqlserver/sqlserver.go
index cdf8ef4f2..49f36b2cf 100644
--- a/plugins/inputs/sqlserver/sqlserver.go
+++ b/plugins/inputs/sqlserver/sqlserver.go
@@ -539,7 +539,7 @@ SELECT DatabaseName,  ReadLatency
 FROM #baseline
 WHERE datafile_type = ''LOG''
 ) as V
-PIVOT(SUM(ReadLatency) FOR DatabaseName IN (' + @ColumnName + ')) AS PVTTable
+PIVOT(MAX(ReadLatency) FOR DatabaseName IN (' + @ColumnName + ')) AS PVTTable
 
 UNION ALL
 
@@ -550,7 +550,7 @@ SELECT DatabaseName,  WriteLatency
 FROM #baseline
 WHERE datafile_type = ''LOG''
 ) as V
-PIVOT(SUM(WriteLatency) FOR DatabaseName IN (' + @ColumnName + ')) AS PVTTable
+PIVOT(MAX(WriteLatency) FOR DatabaseName IN (' + @ColumnName + ')) AS PVTTable
 
 UNION ALL
 
@@ -561,7 +561,7 @@ SELECT DatabaseName,  ReadLatency
 FROM #baseline
 WHERE datafile_type = ''ROWS''
 ) as V
-PIVOT(SUM(ReadLatency) FOR DatabaseName IN (' + @ColumnName + ')) AS PVTTable
+PIVOT(MAX(ReadLatency) FOR DatabaseName IN (' + @ColumnName + ')) AS PVTTable
 
 UNION ALL
 
@@ -572,7 +572,7 @@ SELECT DatabaseName,  WriteLatency
 FROM #baseline
 WHERE datafile_type = ''ROWS''
 ) as V
-PIVOT(SUM(WriteLatency) FOR DatabaseName IN (' + @ColumnName + ')) AS PVTTable
+PIVOT(MAX(WriteLatency) FOR DatabaseName IN (' + @ColumnName + ')) AS PVTTable
 
 UNION ALL