MongoDB can be configured via command line parameters in addition to File Based Configuration. You can see the currently supported set of command line options by running the database with -h [ --help ] as a single parameter:
Information on usage of these parameters can be found in Starting and Stopping Mongo.
The following list of options is not complete; for the complete list see the usage information as described above.
Basic Options
| -h | --help |
Shows all options |
| -f | --config <file> |
Specify a configuration file to use |
| --port <portno> |
Specifies the port number on which Mongo will listen for client connections. Default is 27017 |
| --bind_ip <ip> |
Specifies a single IP that the database server will listen for
|
| --dbpath <path> |
Specifies the directory for datafiles. Default is /data/db or c:\data\db |
| --directoryperdb |
Specify use of an alternative directory structure, in which files for each database are kept in a unique directory. (since 1.3.2) |
| --quiet |
Reduces amount of log output |
| --logpath <file> |
File to write logs to (instead of stdout). You can rotate the logs by sending SIGUSR1 to the server.
|
| --logappend |
Append to existing log file, instead of overwritting
|
| --repairpath <path> |
Root path for temporary files created during database repair. Default is dbpath value. |
| --fork |
Fork the server process
|
| --cpu |
Enables periodic logging of CPU utilization and I/O wait |
| --noauth |
Turns off security. This is currently the default |
| --auth |
Turn on security |
| -v[v[v[v[v]]]] | --verbose |
Verbose logging output (-vvvvv is most verbose, -v == --verbose) |
| --objcheck |
Inspect all client data for validity on receipt (useful for developing drivers) |
| --quota |
Enable db quota management |
| --diaglog <n> |
Set oplogging level where n is 0=off (default) 1=W 2=R 3=both 7=W+some reads |
| --nocursors |
Diagnostic/debugging option |
| --nohints |
Ignore query hints
|
| --nohttpinterface |
Disable the HTTP interface (localhost:27018)
|
| --noscripting |
Turns off server-side scripting. This will result in greatly limited functionality |
| --notablescan |
Turns off table scans. Any query that would do a table scan fails |
| --noprealloc |
Disable data file preallocation
|
| --nssize <MB> |
Specifies .ns file size for new databases
|
| --sysinfo |
Print system info as detected by Mongo and exit
|
| --upgrade |
Upgrade database files to new format if necessary
(required when upgrading from <= 1.0 to 1.1+)
|
Replication Options
| --master |
Designate this server as a master in a master-slave setup |
| --slave |
Designate this server as a slave in a master-slave setup |
| --source <server:port> |
Specify the source (master) for a slave instance |
| --only <db> |
Slave only: specify a single database to replicate |
| --pairwith <server:port> |
Address of a server to pair with |
| --arbiter <server:port> |
Address of arbiter server |
| --autoresync |
Automatically resync if slave data is stale |
| --oplogSize <MB> |
Custom size for replication operation log |
| --opIdMem <bytes> |
Size limit for in-memory storage of op ids |
IF YOU HAVE A QUESTION, POST IT TO THE USER GROUP.
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