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document scheduler config

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Alex 2022-12-23 00:24:17 +01:00
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doc/architecture.md
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@ -112,6 +112,35 @@ Nomad and Consul on the regular, unencrypted URLs: `http://localhost:4646` for
Nomad and `http://localhost:8500` for Consul. Keep this terminal window for as Nomad and `http://localhost:8500` for Consul. Keep this terminal window for as
long as you need to access Nomad and Consul on the cluster. long as you need to access Nomad and Consul on the cluster.
### Setting scheduler config
Some configuration options have to be tweaked in the orchestrator. Use `nomad orchestrator scheduler set-config` to obtain the following result:
```bash
$ nomad operator scheduler get-config --json
{
"KnownLeader": true,
"LastContact": 0,
"LastIndex": 0,
"NextToken": "",
"RequestTime": 0,
"SchedulerConfig": {
"CreateIndex": 5,
"MemoryOversubscriptionEnabled": true, # << THIS
"ModifyIndex": 399239,
"PauseEvalBroker": false,
"PreemptionConfig": {
"BatchSchedulerEnabled": true, # << THIS
"ServiceSchedulerEnabled": true, # << THIS
"SysBatchSchedulerEnabled": true # << THIS
"SystemSchedulerEnabled": true # << THIS
},
"RejectJobRegistration": false,
"SchedulerAlgorithm": "binpack"
}
}
```
### Launching services ### Launching services
Stuff should be started in this order: Stuff should be started in this order: