ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "set http keepalive handler");
if (r->discard_body) {
+ r->write_event_handler = ngx_http_request_empty_handler;
r->lingering_time = ngx_time() + (time_t) (clcf->lingering_time / 1000);
ngx_add_timer(rev, clcf->lingering_timeout);
return;