From: Sergey Kandaurov <pluknet@nginx.com>
Date: Wed, 2 Nov 2016 08:47:12 +0000 (+0300)
Subject: HTTP/2: flow control debugging.
X-Git-Tag: release-1.11.6~9
X-Git-Url: http://www.kaiwu.me/postgresql/commit/static/gitweb.js?a=commitdiff_plain;h=6917d29d409b187d440d8e5012a1353398e3a365;p=nginx.git

HTTP/2: flow control debugging.
---

diff --git a/src/http/v2/ngx_http_v2_filter_module.c b/src/http/v2/ngx_http_v2_filter_module.c
index 4ab779121..878020e5a 100644
--- a/src/http/v2/ngx_http_v2_filter_module.c
+++ b/src/http/v2/ngx_http_v2_filter_module.c
@@ -1079,6 +1079,10 @@ static ngx_inline ngx_int_t
 ngx_http_v2_flow_control(ngx_http_v2_connection_t *h2c,
     ngx_http_v2_stream_t *stream)
 {
+    ngx_log_debug3(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0,
+                   "http2:%ui available windows: conn:%uz stream:%z",
+                   stream->node->id, h2c->send_window, stream->send_window);
+
     if (stream->send_window <= 0) {
         stream->exhausted = 1;
         return NGX_DECLINED;