146 lines
3.3 KiB
Ruby
146 lines
3.3 KiB
Ruby
require "socket"
|
|
require "csv"
|
|
require "yaml"
|
|
|
|
def run(command)
|
|
system(command, out: $stdout, err: :out)
|
|
end
|
|
|
|
begin
|
|
require 'facter'
|
|
rescue LoadError
|
|
run "gem install facter"
|
|
puts "just installed the facter gem, please re-run script"
|
|
exit
|
|
end
|
|
|
|
@timings = {}
|
|
|
|
|
|
def measure(name)
|
|
start = Time.now
|
|
yield
|
|
@timings[name] = ((Time.now - start) * 1000).to_i
|
|
end
|
|
|
|
def prereqs
|
|
puts "Be sure to following packages are installed:
|
|
|
|
sudo tasksel install postgresql-server
|
|
sudo apt-get -y install build-essential libssl-dev libyaml-dev git libtool libxslt-dev libxml2-dev libpq-dev gawk curl pngcrush python-software-properties
|
|
|
|
sudo apt-add-repository -y ppa:rwky/redis
|
|
sudo apt-get update
|
|
sudo apt-get install redis-server
|
|
"
|
|
end
|
|
|
|
puts "Running bundle"
|
|
if !run("bundle")
|
|
puts "Quitting, some of the gems did not install"
|
|
prereqs
|
|
exit
|
|
end
|
|
|
|
puts "Ensuring config is setup"
|
|
|
|
unless %x{which ab > /dev/null 2>&1}
|
|
abort "Apache Bench is not installed. Try: apt-get install apache2-utils or brew install ab"
|
|
end
|
|
|
|
|
|
unless File.exists?("config/database.yml")
|
|
puts "Copying database.yml.development.sample to database.yml"
|
|
`cp config/database.yml.development-sample config/database.yml`
|
|
end
|
|
|
|
unless File.exists?("config/redis.yml")
|
|
puts "Copying redis.yml.sample to redis.yml"
|
|
`cp config/redis.yml.sample config/redis.yml`
|
|
end
|
|
|
|
# Github settings
|
|
ENV["RAILS_ENV"] = "profile"
|
|
ENV["RUBY_GC_MALLOC_LIMIT"] = "1000000000"
|
|
ENV["RUBY_HEAP_SLOTS_GROWTH_FACTOR"] = "1.25"
|
|
ENV["RUBY_HEAP_MIN_SLOTS"] = "800000"
|
|
ENV["RUBY_FREE_MIN"] = "600000"
|
|
|
|
def port_available? port
|
|
server = TCPServer.open("0.0.0.0", port)
|
|
server.close
|
|
true
|
|
rescue Errno::EADDRINUSE
|
|
false
|
|
end
|
|
|
|
@port = 60079
|
|
|
|
while !port_available? @port
|
|
@port += 1
|
|
end
|
|
|
|
puts "Ensuring profiling DB exists and is migrated"
|
|
puts `bundle exec rake db:create`
|
|
`bundle exec rake db:migrate`
|
|
|
|
puts "Timing loading Rails"
|
|
measure("load_rails") do
|
|
`bundle exec rake middleware`
|
|
end
|
|
|
|
puts "Populating Profile DB"
|
|
run("bundle exec ruby script/profile_db_generator.rb")
|
|
|
|
def bench(path)
|
|
puts "Running apache bench warmup"
|
|
`ab -n 100 http://127.0.0.1:#{@port}#{path}`
|
|
puts "Benchmarking #{path}"
|
|
`ab -n 100 -e tmp/ab.csv http://127.0.0.1:#{@port}#{path}`
|
|
|
|
percentiles = Hash[*[50, 75, 90, 99].zip([]).flatten]
|
|
CSV.foreach("tmp/ab.csv") do |percent, time|
|
|
percentiles[percent.to_i] = time.to_i if percentiles.key? percent.to_i
|
|
end
|
|
|
|
percentiles
|
|
end
|
|
|
|
begin
|
|
# critical cause cache may be incompatible or something
|
|
`rm -fr tmp/cache`
|
|
pid = spawn("bundle exec thin start -p #{@port}")
|
|
|
|
while port_available? @port
|
|
sleep 1
|
|
end
|
|
|
|
puts "Starting benchmark..."
|
|
|
|
home_page = bench("/")
|
|
topic_page = bench("/t/oh-how-i-wish-i-could-shut-up-like-a-tunnel-for-so/69")
|
|
|
|
puts "Your Results: (note for timings- percentile is first, duration is second in millisecs)"
|
|
|
|
facts = Facter.to_hash
|
|
|
|
facts.delete_if{|k,v|
|
|
!["operatingsystem","architecture","kernelversion",
|
|
"memorysize", "physicalprocessorcount", "processor0",
|
|
"virtual"].include?(k)
|
|
}
|
|
|
|
puts({
|
|
"home_page" => home_page,
|
|
"topic_page" => topic_page,
|
|
"timings" => @timings,
|
|
"ruby-version" => "#{RUBY_VERSION}-p#{RUBY_PATCHLEVEL}",
|
|
"rails4?" => ENV["RAILS4"] == "1"
|
|
}.merge(facts).to_yaml)
|
|
|
|
# TODO include Facter.to_hash ... for all facts
|
|
|
|
ensure
|
|
Process.kill "KILL", pid
|
|
end
|