NGX_HTTP_UPSTREAM_FT_ERROR  174 http/modules/ngx_http_fastcgi_module.c     { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR },
NGX_HTTP_UPSTREAM_FT_ERROR 2164 http/modules/ngx_http_fastcgi_module.c                                |NGX_HTTP_UPSTREAM_FT_ERROR
NGX_HTTP_UPSTREAM_FT_ERROR   43 http/modules/ngx_http_memcached_module.c     { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR },
NGX_HTTP_UPSTREAM_FT_ERROR  563 http/modules/ngx_http_memcached_module.c                                |NGX_HTTP_UPSTREAM_FT_ERROR
NGX_HTTP_UPSTREAM_FT_ERROR  146 http/modules/ngx_http_proxy_module.c     { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR },
NGX_HTTP_UPSTREAM_FT_ERROR 1862 http/modules/ngx_http_proxy_module.c                                |NGX_HTTP_UPSTREAM_FT_ERROR
NGX_HTTP_UPSTREAM_FT_ERROR   61 http/modules/ngx_http_scgi_module.c     { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR },
NGX_HTTP_UPSTREAM_FT_ERROR 1189 http/modules/ngx_http_scgi_module.c                                   |NGX_HTTP_UPSTREAM_FT_ERROR
NGX_HTTP_UPSTREAM_FT_ERROR   74 http/modules/ngx_http_uwsgi_module.c     { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR },
NGX_HTTP_UPSTREAM_FT_ERROR 1242 http/modules/ngx_http_uwsgi_module.c                                   |NGX_HTTP_UPSTREAM_FT_ERROR
NGX_HTTP_UPSTREAM_FT_ERROR 1109 http/ngx_http_upstream.c         ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR);
NGX_HTTP_UPSTREAM_FT_ERROR 1258 http/ngx_http_upstream.c     ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR);
NGX_HTTP_UPSTREAM_FT_ERROR 1341 http/ngx_http_upstream.c         ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR);
NGX_HTTP_UPSTREAM_FT_ERROR 1352 http/ngx_http_upstream.c         ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR);
NGX_HTTP_UPSTREAM_FT_ERROR 1472 http/ngx_http_upstream.c         ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR);
NGX_HTTP_UPSTREAM_FT_ERROR 1533 http/ngx_http_upstream.c             ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR);
NGX_HTTP_UPSTREAM_FT_ERROR 2813 http/ngx_http_upstream.c     if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) {