delay_log_level    46 http/modules/ngx_http_limit_req_module.c     ngx_uint_t                   delay_log_level;
delay_log_level   252 http/modules/ngx_http_limit_req_module.c     ngx_log_error(lrcf->delay_log_level, r->connection->log, 0,
delay_log_level   578 http/modules/ngx_http_limit_req_module.c     conf->delay_log_level = (conf->limit_log_level == NGX_LOG_INFO) ?