Smaller is always better - at RoRo Sydney

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SMALLER IS ALWAYS BETTER

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PHIL NASH @philnash https:/ /philna.sh [email protected]

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@philnash

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@philnash

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@philnash

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@philnash

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GZIP

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Accept-Encoding: gzip @philnash

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NGINX server { gzip on; gzip_disable "msie6"; gzip_vary on; } 01. 02. 03. 04. 05. @philnash

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@philnash

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NEW GEM TIME @philnash

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JEKYLL-GZIP Jekyll::Hooks.register :site, :post_write do |site| if ENV["JEKYLL_ENV"] == "production" Jekyll::Gzip::Compressor.new(site).compress end end 01. 02. 03. 04. 05. @philnash

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JEKYLL-GZIP def compress site.each_site_file do |file| compress_file(file.destination(site.dest)) end end 01. 02. 03. 04. 05. @philnash

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JEKYLL-GZIP def compress_file(file_name) zipped = "#{file_name}.gz" Zlib::GzipWriter.open(zipped, Zlib::BEST_COMPRESSION) do |gz| gz.mtime = File.mtime(file_name) gz.orig_name = file_name gz.write IO.binread(file_name) end end 01. 02. 03. 04. 05. 06. 07. 08. @philnash

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TABLE OF COMPRESSION Results when compressing unmini ed jQuery style bytes % uncompressed 271,751 - gzip default 80,669 -70.32% gzip best 80,268 -70.46% @philnash

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SMALLER IS ALWAYS BETTER

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@philnash

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ZOPFLI

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Accept-Encoding: gzip @philnash

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NEW GEM TIME @philnash

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JEKYLL-ZOPFLI require "zopfli" def compress_file(file_name) zipped = "#{file_name}.gz" contents = Zopfli.deflate(File.read(file_name), format: :gzip) File.open(zipped, "w+") do |file| file << contents end end 01. 02. 03. 04. 05. 06. 07. 08. @philnash

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TABLE OF COMPRESSION Results when compressing unmini ed jQuery style bytes % uncompressed 271,751 - gzip default 80,669 -70.32% gzip best 80,268 -70.46% zop i 76,352 -71.90% @philnash

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SMALLER IS ALWAYS BETTER

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NGINX server { gzip off; gzip_static on; gzip_disable "msie6"; gzip_vary on; } 01. 02. 03. 04. 05. 06. @philnash

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@philnash

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BROTLI

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Accept-Encoding: br @philnash

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@philnash

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HTTPS @philnash

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NEW GEM TIME @philnash

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JEKYLL-BROTLI require 'brotli' def compress_file(file_name) compressed = "#{file_name}.br" contents = Brotli.deflate(File.read(file_name), quality: 11) File.open(compressed, "w+") do |file| file << contents end end 01. 02. 03. 04. 05. 06. 07. 08. @philnash

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TABLE OF COMPRESSION Results when compressing unmini ed jQuery style bytes % uncompressed 271,751 - gzip default 80,669 -70.32% gzip best 80,268 -70.46% zop i 76,352 -71.90% brotli quality 6 75,302 -72.29% @philnash

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RESULTS @philnash

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A FIGHT @philnash

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@philnash

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“A FIGHT” @philnash

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TAKEAWAYS @philnash

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JEKYLL https:/ /github.com/philnash/jekyll-gzip https:/ /github.com/philnash/jekyll-zop i https:/ /github.com/philnash/jekyll-brotli @philnash

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RAILS https:/ /github.com/miyucy/zop i Rails.application.assets.gzip = :zopfli https:/ /github.com/hansottowirtz/sprockets- exporters_pack @philnash