testing throughput of gem mirror

gem_install_bench.sh

#!/usr/bin/env bash

set -e
[ -n "$DEBUG" ] && set -x

jobs="${1:-8}"
pids=()

for i in $(seq "$jobs"); do
  (
    GEM_HOME="$(mktemp -d)"
    export GEM_HOME
    gem install $YOUR_GEMS
    rm -rf "$GEM_HOME"
  )&
  pids+=("$!")
done

for pid in "${pids[@]}"; do
  wait $pid
done