ngx_read_fd_n     829 src/core/ngx_file.c                           ngx_read_fd_n " \"%s\" failed", from);
ngx_read_fd_n     835 src/core/ngx_file.c                           ngx_read_fd_n " has read only %z of %uz from %s",
ngx_read_fd_n     803 src/event/ngx_event_openssl.c                                ngx_read_fd_n " \"%s\" failed", file->data);