description "Master role applied to trogdor"
default_attributes(
+ :hardware => {
+ :shm_size => "12g"
+ },
:networking => {
:interfaces => {
:external_ipv4 => {
}
}
},
+ :sysfs => {
+ :md_tune => {
+ :comment => "Tune the md sync performance so as not to kill system performance",
+ :parameters => {
+ "block/md0/md/sync_speed_min" => "1",
+ "block/md0/md/sync_speed_max" => "100000",
+ "block/md1/md/sync_speed_min" => "1",
+ "block/md1/md/sync_speed_max" => "100000"
+ }
+ }
+ },
:squid => {
- :cache_mem => "6400 MB",
- :cache_dir => "coss /store/squid/coss-01 128000 block-size=8192 max-size=262144 membufs=80"
+ :version => 4,
+ :cache_mem => "10240 MB",
+ :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"
+ ]
+ },
+ :nginx => {
+ :cache => {
+ :proxy => {
+ :max_size => "131072M"
+ }
+ }
+ },
+ :tilecache => {
+ :tile_parent => "amsterdam.render.openstreetmap.org"
}
)