From 90c7475c68459b043b1bb6b8ab116a2029beb661 Mon Sep 17 00:00:00 2001
From: David Moravek <david.moravek@gmail.com>
Date: Wed, 21 Sep 2016 11:19:59 +0200
Subject: [PATCH] Fix sysstat resource leak (#1792)

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

diff --git a/plugins/inputs/sysstat/sysstat.go b/plugins/inputs/sysstat/sysstat.go
index 795ad2f60..fe7ee6b38 100644
--- a/plugins/inputs/sysstat/sysstat.go
+++ b/plugins/inputs/sysstat/sysstat.go
@@ -8,6 +8,7 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"log"
 	"os"
 	"os/exec"
 	"path"
@@ -201,6 +202,9 @@ func (s *Sysstat) collect() error {
 	cmd := execCommand(s.Sadc, options...)
 	out, err := internal.CombinedOutputTimeout(cmd, time.Second*time.Duration(collectInterval+parseInterval))
 	if err != nil {
+		if err := os.Remove(s.tmpFile); err != nil {
+			log.Printf("failed to remove tmp file after %s command: %s", strings.Join(cmd.Args, " "), err)
+		}
 		return fmt.Errorf("failed to run command %s: %s - %s", strings.Join(cmd.Args, " "), err, string(out))
 	}
 	return nil