From 6917d29d409b187d440d8e5012a1353398e3a365 Mon Sep 17 00:00:00 2001 From: Sergey Kandaurov Date: Wed, 2 Nov 2016 11:47:12 +0300 Subject: HTTP/2: flow control debugging. --- src/http/v2/ngx_http_v2_filter_module.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'src/http') 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; -- cgit