layer-benchmark.sh

#!/bin/sh

PORT="${1:-6379}"

# Get the SHA1 hash for our scripts by simply generating an error and
# filtering out the hash.
add=$(redis-cli -p "$PORT" --eval layer-add.lua | sed 's/.*f_\([0-9a-z]\{40\}\).*/\1/')
check=$(redis-cli -p "$PORT" --eval layer-check.lua | sed 's/.*f_\([0-9a-z]\{40\}\).*/\1/')

# Find a free key to use.
# 10 characters should be enough to find a free key quickly.
while true; do
  key=$(LC_ALL=C tr -dc "[:alnum:]" < /dev/urandom | head -c 10)

  if [ -z "$(echo "keys $key:*" | redis-cli -p "$PORT" --raw)" ]; then
    break
  fi
done


args="0 $key 1000000 0.01 :rand:000000000000"
iter=20000

echo layer-add.lua
redis-benchmark -p "$PORT" -c 20 -n $iter -r 2000000000 evalsha "$add" "$args"

echo layer-check.lua
redis-benchmark -p "$PORT" -c 20 -n $iter -r 2000000000 evalsha "$check" "$args"


# Delete all the keys we used.
for k in $(echo "keys $key:*" | redis-cli -p "$PORT" --raw); do
  echo "del $k" | redis-cli -p "$PORT" > /dev/null
done