}
}
},
+ :sysctl => {
+ :kvm => {
+ :comment => "Tuning for KVM guest",
+ :parameters => {
+ "kernel.sched_min_granularity_ns" => 10000000,
+ "kernel.sched_wakeup_granularity_ns" => 15000000
+ }
+ }
+ },
:squid => {
:cache_mem => "7500 MB",
:cache_dir => "coss /store/squid/coss-01 128000 block-size=8192 max-size=262144 membufs=80"
:hdd_tune => {
:comment => "Tune the queue for improved performance",
:parameters => {
- "block/vda/queue/nr_requests" => "512",
- "block/vda/queue/scheduler" => "noop"
+ "block/vda/queue/nr_requests" => "128",
+ "block/vda/queue/scheduler" => "deadline"
}
}
},