From 1dcd0cee2b05590a8b5515f5c41a80905d2fc1c2 Mon Sep 17 00:00:00 2001
From: David Ashpole <dashpole@google.com>
Date: Wed, 20 Sep 2017 11:08:16 -0700
Subject: [PATCH] update description of memory usage

---
 metrics/prometheus.go               | 2 +-
 metrics/testdata/prometheus_metrics | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/metrics/prometheus.go b/metrics/prometheus.go
index 549b2d1f..dcd7ca05 100644
--- a/metrics/prometheus.go
+++ b/metrics/prometheus.go
@@ -226,7 +226,7 @@ func NewPrometheusCollector(i infoProvider, f ContainerLabelsFunc) *PrometheusCo
 				},
 			}, {
 				name:      "container_memory_usage_bytes",
-				help:      "Current memory usage in bytes.",
+				help:      "Current memory usage in bytes, including all memory regardless of when it was accessed",
 				valueType: prometheus.GaugeValue,
 				getValues: func(s *info.ContainerStats) metricValues {
 					return metricValues{{value: float64(s.Memory.Usage)}}
diff --git a/metrics/testdata/prometheus_metrics b/metrics/testdata/prometheus_metrics
index 2f588567..e47c1324 100644
--- a/metrics/testdata/prometheus_metrics
+++ b/metrics/testdata/prometheus_metrics
@@ -106,7 +106,7 @@ container_memory_rss{container_env_foo_env="prod",container_label_foo_label="bar
 # HELP container_memory_swap Container swap usage in bytes.
 # TYPE container_memory_swap gauge
 container_memory_swap{container_env_foo_env="prod",container_label_foo_label="bar",id="testcontainer",image="test",name="testcontaineralias",zone_name="hello"} 8192
-# HELP container_memory_usage_bytes Current memory usage in bytes.
+# HELP container_memory_usage_bytes Current memory usage in bytes, including all memory regardless of when it was accessed
 # TYPE container_memory_usage_bytes gauge
 container_memory_usage_bytes{container_env_foo_env="prod",container_label_foo_label="bar",id="testcontainer",image="test",name="testcontaineralias",zone_name="hello"} 8
 # HELP container_memory_working_set_bytes Current working set in bytes.