From f627015aeaf1f9621ee7eedc30ec9af74d63d250 Mon Sep 17 00:00:00 2001
From: fesu <fesu@ebay.com>
Date: Mon, 15 Jul 2019 20:22:05 +0800
Subject: [PATCH] avoid adding io_serviced and io_service_bytes duplicately

Signed-off-by: Su Fei <sofat1989@126.com>
---
 blkio.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/blkio.go b/blkio.go
index 875fb554..7c498def 100644
--- a/blkio.go
+++ b/blkio.go
@@ -86,6 +86,7 @@ func (b *blkioController) Stat(path string, stats *Metrics) error {
 	}
 	// Try to read CFQ stats available on all CFQ enabled kernels first
 	if _, err := os.Lstat(filepath.Join(b.Path(path), fmt.Sprintf("blkio.io_serviced_recursive"))); err == nil {
+		settings = []blkioStatSettings{}
 		settings = append(settings,
 			blkioStatSettings{
 				name:  "sectors_recursive",