skfe - Record upstream_response_time in logs to help debug latency issues.
Bug: skia:
Change-Id: Id8728d17d18ae3cd913265e36757f45c6e5845aa
Reviewed-on: https://skia-review.googlesource.com/c/177326
Reviewed-by: Eric Boren <borenet@google.com>
Commit-Queue: Joe Gregorio <jcgregorio@google.com>
diff --git a/skfe/sys/skia_org_nginx b/skfe/sys/skia_org_nginx
index f5dba58..479e33b 100644
--- a/skfe/sys/skia_org_nginx
+++ b/skfe/sys/skia_org_nginx
@@ -15,7 +15,8 @@
# Include the proxied host into the combined log format.
log_format combined_proxy '$remote_addr - $remote_user [$time_local] '
'"$request" $status $body_bytes_sent '
- '"$http_referer" "$http_user_agent"'
+ '"$http_referer" "$http_user_agent" '
+ 'upstream=$upstream_response_time '
'"$proxy_host"';
##