changeset 6792:45d553812055

HTTP/2: flow control debugging.
author Sergey Kandaurov <pluknet@nginx.com>
date Wed, 02 Nov 2016 11:47:12 +0300
parents cb4a4e9bba8e
children 0fba3ed4e7eb
files src/http/v2/ngx_http_v2_filter_module.c
diffstat 1 files changed, 4 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- 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;