From 4d1dbe012056041cdbd047326d765943be0c6258 Mon Sep 17 00:00:00 2001
From: Wayne Zhang <qiwzhang@gmail.com>
Date: Wed, 15 Mar 2017 12:10:22 -0700
Subject: [PATCH] Always set response latency (#172)

---
 src/envoy/mixer/http_control.cc | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/envoy/mixer/http_control.cc b/src/envoy/mixer/http_control.cc
index 3b97d20a35f..50a637ca356 100644
--- a/src/envoy/mixer/http_control.cc
+++ b/src/envoy/mixer/http_control.cc
@@ -94,10 +94,8 @@ void FillRequestInfoAttributes(const AccessLog::RequestInfo& info,
     attr->attributes[kResponseSize] = Attributes::Int64Value(info.bytesSent());
   }
 
-  if (info.duration().count() > 0) {
-    attr->attributes[kResponseLatency] = Attributes::DurationValue(
-        std::chrono::duration_cast<std::chrono::nanoseconds>(info.duration()));
-  }
+  attr->attributes[kResponseLatency] = Attributes::DurationValue(
+      std::chrono::duration_cast<std::chrono::nanoseconds>(info.duration()));
 
   if (info.responseCode().valid()) {
     attr->attributes[kResponseHttpCode] =