},
:search => ["openstreetmap.org"]
},
+ :prometheus => {
+ :metrics => {
+ :exim_queue_limit => {
+ :help => "Mail queue alert level",
+ :metric => 50
+ }
+ }
+ },
:sysctl => {
:panic => {
:comment => "Reboot automatically after a panic",
:parameters => {
"net.core.rmem_max" => "16777216",
"net.core.wmem_max" => "16777216",
- "net.ipv4.tcp_rmem" => "4096\t87380\t16777216",
- "net.ipv4.tcp_wmem" => "4096\t65536\t16777216",
- "net.ipv4.udp_mem" => "3145728\t4194304\t16777216"
+ "net.ipv4.tcp_rmem" => "4096 87380 16777216",
+ "net.ipv4.tcp_wmem" => "4096 65536 16777216",
+ "net.ipv4.udp_mem" => "3145728 4194304 16777216"
}
},
:network_backlog => {
}
},
:default_qdisc => {
- :comment => "Use fq as the default queuing discipline and cubic for congestion control",
+ :comment => "Use fq as the default queuing discipline",
:parameters => {
- "net.core.default_qdisc" => "fq",
- "net.ipv4.tcp_congestion_control" => "cubic"
+ "net.core.default_qdisc" => "fq"
}
},
:tune_cpu_scheduler => {
:comment => "Tune CPU scheduler for server scheduling",
:parameters => {
- "kernel.sched_migration_cost_ns" => 50000000,
"kernel.sched_autogroup_enabled" => 0
}
}