--- nginx-1.13.6/src/core/ngx_log.h 2013-10-08 05:07:14.000000000 -0700 +++ nginx-1.13.6-patched/src/core/ngx_log.h 2013-12-05 20:35:35.996236720 -0800 @@ -64,7 +64,9 @@ struct ngx_log_s { }; -#define NGX_MAX_ERROR_STR 2048 +#ifndef NGX_MAX_ERROR_STR +#define NGX_MAX_ERROR_STR 4096 +#endif /*********************************/