check for length of perusage for stat gathering and removed not used …

…function (influxdata#9009)
SCP-2000 · Mar 22, 2021 · dc8e4ef · dc8e4ef
1 parent 74a1acd
commit dc8e4ef
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/plugins/inputs/docker/docker.go b/plugins/inputs/docker/docker.go
@@ -732,7 +732,7 @@ func parseContainerStats(
 		acc.AddFields("docker_container_cpu", cpufields, cputags, tm)
 	}
 
-	if choice.Contains("cpu", perDeviceInclude) {
+	if choice.Contains("cpu", perDeviceInclude) && len(stat.CPUStats.CPUUsage.PercpuUsage) > 0 {
 		// If we have OnlineCPUs field, then use it to restrict stats gathering to only Online CPUs
 		// (https://github.com/moby/moby/commit/115f91d7575d6de6c7781a96a082f144fd17e400)
 		var percpuusage []uint64