posix_memalign(16, 16384) failed (12: Cannot allocate memory)

[JohnCarne]

nginx -V
nginx version: nginx/1.11.4
built by gcc 4.8.5 20150623 (Red Hat 4.8.5-4) (GCC) 
built with OpenSSL 1.0.2h  3 May 2016
TLS SNI support enabled
configure arguments: --prefix=/etc/nginx --sbin-path=/usr/sbin/nginx
--modules-path=/etc/nginx/modules --with-openssl=./openssl-1.0.2h
--conf-path=/etc/nginx/nginx.conf --error-log-path=/var/log/nginx/error_log
--http-log-path=/var/log/nginx/access_log --pid-path=/var/run/nginx.pid
--lock-path=/var/run/nginx.lock
--http-client-body-temp-path=/var/cache/nginx/client_temp
--http-proxy-temp-path=/var/cache/nginx/proxy_temp
--http-fastcgi-temp-path=/var/cache/nginx/fastcgi_temp
--http-uwsgi-temp-path=/var/cache/nginx/uwsgi_temp
--http-scgi-temp-path=/var/cache/nginx/scgi_temp --user=nobody
--group=nobody --with-http_ssl_module --with-http_realip_module
--with-http_addition_module --with-http_sub_module --with-http_dav_module
--with-http_flv_module --with-http_mp4_module --with-http_gunzip_module
--with-http_gzip_static_module --with-http_random_index_module
--with-http_secure_link_module --with-http_stub_status_module
--with-http_auth_request_module --add-dynamic-module=naxsi-http2/naxsi_src
--with-file-aio --with-threads --with-stream --with-stream_ssl_module
--with-http_slice_module --with-ipv6 --with-http_v2_module
--with-http_geoip_module=dynamic
--add-dynamic-module=ngx_pagespeed-release-1.11.33.3-beta
--add-dynamic-module=/usr/local/rvm/gems/ruby-2.3.0/gems/passenger-5.0.30/src/nginx_module
--add-module=ngx_cache_purge-2.3 --add-module=ngx_brotli --with-cc-opt='-O2
-g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong
--param=ssp-buffer-size=4 -grecord-gcc-switches -m64 -mtune=generic'
--with-ld-opt=-Wl,-E

Posted at Nginx Forum: https://forum.nginx.org/read.php?2,269787,269793#msg-269793