}
},
:default_qdisc => {
- :comment => "Use pfifo_fast as the default queuing discipline",
+ :comment => "Use fq as the default queuing discipline and bbr for congestion control",
:parameters => {
- "net.core.default_qdisc" => "pfifo_fast"
+ "net.core.default_qdisc" => "fq",
+ "net.ipv4.tcp_congestion_control" => "bbr"
}
- }
- },
- :sysfs => {
- :cpufreq_ondemand => {
- :comment => "Tune the ondemand CPU frequency governor",
+ },
+ :tune_cpu_scheduler => {
+ :comment => "Tune CPU scheduler for server scheduling",
:parameters => {
- "devices/system/cpu/cpufreq/ondemand/up_threshold" => "25",
- "devices/system/cpu/cpufreq/ondemand/sampling_down_factor" => "100"
+ "kernel.sched_migration_cost_ns" => 50000000,
+ "kernel.sched_autogroup_enabled" => 0
}
}
}