+ :cache_dir => [
+ "rock /store/squid/rock-4096 20000 swap-timeout=200 slot-size=4096 max-size=3996",
+ "rock /store/squid/rock-8192 25000 swap-timeout=200 slot-size=8192 min-size=3997 max-size=8092",
+ "rock /store/squid/rock-16384 35000 swap-timeout=200 slot-size=16384 min-size=8093 max-size=16284",
+ "rock /store/squid/rock-32768 45000 swap-timeout=200 slot-size=32768 min-size=16285 max-size=262144"
+ ]