anchor.diff:      && ln -sf /etc/php/7.1/mods-available/couchbase.ini /etc/php/7.1/cli/conf.d/20-couchbase.ini \
       && ln -sf /etc/php/7.1/mods-available/couchbase.ini /etc/php/7.1/cgi/conf.d/20-couchbase.ini \
   
  +# performance tweaks
  +    && chmod 0755 /etc/init.d/disable-transparent-hugepages \
  +
   # increase memcache max size from 64m to 256m
       && sed -i -e "s/^\-m 64/\-m 256/g" /etc/memcached.conf \
  -
  -# mongodb stuff
  -    && mkdir -p /data/db \
  -    && chmod 0755 /data/db \
  -    && chown -R mongodb:mongodb /data/db \
  -    && chmod 0755 /etc/init.d/disable-transparent-hugepages \
   
   # couchdb stuff
       && mkdir -p /var/lib/couchdb \
  
positive.code:     GOLANG_VERSION=1.8.3 \
      DOTNET_DOWNLOAD_URL=https://download.microsoft.com/download/D/7/A/D7A9E4E9-5D25-4F0C-B071-210CB8267943/dotnet-ubuntu.16.04-x64.1.1.2.tar.gz  \
      NGINX_BUILD_DIR=/usr/src/nginx \
      NGINX_VERSION=1.13.1 \
      NGINX_PAGESPEED_VERSION=1.12.34.2 \
      NGINX_PAGESPEED_DIR=/usr/src/nginx/ngx_pagespeed-latest-stable/ \
      IMAGE_FILTER_URL=https://raw.githubusercontent.com/niiknow/docker-nginx-image-proxy/master/build/src/ngx_http_image_filter_module.c
  
negative.code:     && rm -rf /etc/redis \
      && ln -s /vesta/etc/redis /etc/redis \
  
      && mkdir -p /var/lib/mongodb \
      && chown -R mongodb:mongodb /var/lib/mongodb \
      && mv /var/lib/mongodb /vesta-start/var/lib/mongodb \
      && rm -rf /var/lib/mongodb \
      && ln -s /vesta/var/lib/mongodb /var/lib/mongodb \
  
      && mkdir -p /var/lib/redis \
      && chown -R redis:redis /var/lib/redis \
      && mv /var/lib/redis /vesta-start/var/lib/redis \
  