Not necessary
@@ -1,7 +1,7 @@
user www-data;
worker_processes auto;
error_log stderr error;
-worker_rlimit_nofile 2000000;
+#worker_rlimit_nofile 2000000;
timer_resolution 1000ms;
events {
@@ -2,7 +2,7 @@ user www-data;
pcre_jit on;