Patched Ruby 1.9.2 for faster load and GC

gistfile1.bash

# Just run:
# bash < <(curl -Ls https://raw.github.com/gist/1083894)

# Update and cleanup RVM
rvm get head
rvm reload
rvm cleanup all

# Ruby 1.9 Fast require:
#   https://gist.github.com/1008945
curl -L https://raw.github.com/gist/1008945 > /tmp/load.patch

# Ruby 1.9.2 GC Patch:
#   https://gist.github.com/856296
curl -L https://raw.github.com/gist/856296 > /tmp/gc.patch

rvm install 1.9.2-p180 --patch /tmp/load.patch,/tmp/gc.patch -n loadgc

rm /tmp/gc.patch /tmp/load.patch

# Config GC on RVM
#   from http://metaskills.net/2011/03/09/gc-tune-ruby-1.9.2-with-rvm/
mkdir -p ~/.rvm/hooks
cat <<EOF > ~/.rvm/hooks/after_use
case "\$rvm_ruby_string" in
  *ree*|*loadgc*)
    export RUBY_HEAP_MIN_SLOTS=1000000
    export RUBY_HEAP_SLOTS_INCREMENT=1000000
    export RUBY_HEAP_SLOTS_GROWTH_FACTOR=1
    export RUBY_GC_MALLOC_LIMIT=1000000000
    export RUBY_HEAP_FREE_MIN=500000
    export RUBY_FREE_MIN=$RUBY_HEAP_FREE_MIN
  ;;
  *)
    unset RUBY_HEAP_MIN_SLOTS RUBY_HEAP_SLOTS_INCREMENT RUBY_HEAP_SLOTS_GROWTH_FACTOR RUBY_GC_MALLOC_LIMIT RUBY_HEAP_FREE_MIN RUBY_FREE_MIN
  ;;
esac
EOF

rvm cleanup all
rvm reload

echo "Have Fun!"