mongod.conf

storage:
  dbPath: /var/lib/mongodb
  journal:
    enabled: true
  engine: wiredTiger
  wiredTiger:
    engineConfig:
      cacheSizeGB: 0.3
systemLog:
  destination: file
  logAppend: true
  path: /var/log/mongodb/mongod.log
net:
  port: 27017
  bindIp: 0.0.0.0
  unixDomainSocket:
    enabled: false
operationProfiling:
  slowOpThresholdMs: 2100
  mode: slowOp
replication:
  oplogSizeMB: 250
  replSetName: rs0
security:
  authorization: enabled