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# see https://www.modpagespeed.com/doc/config_filters

pagespeed on;

pagespeed FileCachePath            "/var/cache/ngx_pagespeed/";
pagespeed FileCacheSizeKb          102400;
pagespeed FileCacheCleanIntervalMs 3600000;
pagespeed FileCacheInodeLimit      500000;

pagespeed RewriteLevel CoreFilters;
pagespeed DisableFilters fallback_rewrite_css_urls,rewrite_images,recompress_images,add_head,convert_gif_to_png,convert_meta_tags,convert_png_to_jpeg,recompress_png,resize_images,combine_css,combine_javascript;

pagespeed Statistics                     on;
pagespeed StatisticsLogging              on;
pagespeed StatisticsLoggingIntervalMs    60000;
pagespeed StatisticsLoggingMaxFileSizeKb 1024;
pagespeed LogDir                         /var/log/pagespeed;
pagespeed AdminPath                      /pagespeed_admin;
location ~ ^/pagespeed_admin {
   allow 127.0.0.1;
   # allow [your ip];
   deny all;
}

server {
    listen 443 http2 ssl;
    listen [::]:443 http2 ssl;   
    # ....
    include bx/conf/pagespeed.conf;
}