systemLog:

   verbosity: 0

   quiet: false

#  traceAllExceptions: <boolean>

   syslogFacility: user

   path: "/data/mongodb/log"

   logAppend: false

   logRotate: rename

   destination: file

   timeStampFormat: iso8601-local

   component:

      accessControl:

         verbosity: 0

      command:

         verbosity: 0

      # COMMENT some component verbosity settings omitted for brevity

      storage:

         verbosity: 0

         journal:

            verbosity: 0

      write:

         verbosity: 0

processManagement:

   fork: false

   pidFilePath: "/var/run/mongodb/mongod.pid"

net:

   port: 27017

   bindIp: "127.0.0.1"

   maxIncomingConnections: 65536

   wireObjectCheck: true

   ipv6: false

   unixDomainSocket:

      enabled: true

      pathPrefix: "/tmp"

      filePermissions: 0700

   http:

      enabled: true

      JSONPEnabled: false

      RESTInterfaceEnabled: false

#   ssl:

#     sslOnNormalPorts: <boolean>  # deprecated since 2.6

#      mode: disabled

#      PEMKeyFile: <string>

#      PEMKeyPassword: <string>

#      clusterFile: <string>

#      clusterPassword: <string>

#      CAFile: <string>

#      CRLFile: <string>

#      allowConnectionsWithoutCertificates: <boolean>

#      allowInvalidCertificates: <boolean>

#      allowInvalidHostnames: <boolean>

#      FIPSMode: <boolean>

#security:

#   keyFile: "/var/lib/mongo/mongodb-keyfile"

#   clusterAuthMode: keyFile

#   authorization: disabled

#   javascriptEnabled:  true

#   sasl:

#      hostName: <string>

#      serviceName: <string>

#      saslauthdSocketPath: <string>

#setParameter:

#   <parameter1>: <value1>

#   <parameter2>: <value2>

storage:

   dbPath: "/data/db"

   indexBuildRetry: true

   repairPath: "/data/db/tmp"

   journal:

      enabled: true

   directoryPerDB: false

   syncPeriodSecs: 60

   engine: mmapv1

   mmapv1:

      preallocDataFiles: true

      nsSize: 16

      quota:

         enforced: false

         maxFilesPerDB: 8

      smallFiles: false

      journal:

         debugFlags: 1

         commitIntervalMs: 100

#   wiredTiger:

#      engineConfig:

#         cacheSizeGB: 1

#         statisticsLogDelaySecs: 0

#         journalCompressor: snappy

#         directoryForIndexes: false

#      collectionConfig:

#         blockCompressor: snappy

#      indexConfig:

#         prefixCompression: true

operationProfiling:

   slowOpThresholdMs: 100

   mode: off

#replication:

#   oplogSizeMB: 50

#   replSetName: repl_test

#   secondaryIndexPrefetch: all

#sharding:

#   clusterRole: <string>

#   archiveMovedChunks: <boolean>

#auditLog:

#   destination: file

#   format: JSON

#   path: "/data/mongodb/log"

#   filter: <string>

#snmp:

#   subagent: <boolean>

#   master: <boolean>

#mongos only

#replication:

#   localPingThresholdMs: <boolean>

#sharding:

#   autoSplit: <boolean>

#   configDB: <string>

#   chunkSize: <int>