description "Master role applied to eddie"
default_attributes(
- :apt => {
- :sources => ["postgresql"]
- },
- :db => {
- :cluster => "9.5/main"
- },
:networking => {
:interfaces => {
:internal_ipv4 => {
:work_mem => "64MB",
:maintenance_work_mem => "1GB",
:effective_cache_size => "180GB",
- :effective_io_concurrency => "256"
+ :effective_io_concurrency => "256",
+ :random_page_cost => "1.1"
}
}
},
"kernel.shmall" => 66 * 1024 * 1024 * 1024 / 4096
}
}
- },
- :sysfs => {
- :md_tune => {
- :comment => "Enable request merging for NVMe devices",
- :parameters => {
- "block/nvme0n1/queue/nomerges" => "1",
- "block/nvme1n1/queue/nomerges" => "1",
- "block/nvme2n1/queue/nomerges" => "1",
- "block/nvme3n1/queue/nomerges" => "1",
- "block/nvme4n1/queue/nomerges" => "1",
- "block/nvme5n1/queue/nomerges" => "1",
- "block/nvme6n1/queue/nomerges" => "1",
- "block/nvme7n1/queue/nomerges" => "1"
- }
- }
}
)