MongoDB Start Command mongod parameter description

Source: Internet
Author: User
Tags auth mongodb unix domain socket
The main parameters of Mongod are:

Basic Configuration

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--quiet # quiet Output
--port Arg # Specify the service port number, default port 27017
--BIND_IP Arg # Binding Service IP, if bound 127.0.0.1, only native access, do not specify default local all IP
--logpath Arg # Specify MongoDB log file, note that the specified file is not a directory
--logappend # Write logs with an Append method
--pidfilepath Arg # The full path of PID file, if not set, then no PID files
--keyfile Arg # The full path of the private key of the cluster, valid only for the replica Set schema
--unixsocketprefix Arg # UNIX domain Socket substitution directory, (default/TMP)
--fork # run MongoDB as a daemon, creating a server process
--auth # Enable authentication
--cpu # Show CPU utilization and iowait on a regular basis
--dbpath Arg # Specify Database path
--diaglog Arg # diaglog option 0=off 1=w 2=r 3=both 7=w+some
--directoryperdb # Set each database will be saved in a separate directory
--journal # Enable logging option, MONGODB data operations will be written to the file in the Journal folder
--journaloptions Arg # Enable Logging diagnostics option
--ipv6 # Enable IPV6 option
--jsonp # Allow JSONP to be accessed via HTTP (with security implications)
--maxconns Arg # Maximum simultaneous connection number default 2000
--noauth # Do not enable validation
--nohttpinterface # Close HTTP interface, turn off 27018 port access by default
--noprealloc # Disable data file pre-allocation (often impacting performance)
--noscripting # Disable script engine
--notablescan # Do not allow table scans
--nounixsocket # Disable UNIX socket sniffing
--nssize Arg (=16) # Set letter database. ns file Size (MB)
--objcheck # in receipt of customer data, check the validity,
--profile Arg # file Parameters 0=off 1=slow, 2=all
--quota # limit the number of files per database, set defaults to 8
--quotafiles Arg # Number of files Allower per db, requires--quota
--rest # Open a simple rest API
--repair # Repair all database run repair on all DBS
--repairpath Arg # The directory of the files generated by the repair library, which defaults to the directory name DBPath
--slowms Arg (=100) # Value of slow for profile and console log
--smallfiles # Use a smaller default file
--syncdelay Arg (=60) # Number of seconds to write data to disk (0=never, not recommended)
--sysinfo # Print some diagnostic system Information
--upgrade # If you need to upgrade your database
* Replicaton Parameters

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--fastsync # from a DBPath the Library Replication service is enabled, and the DBPath database is a snapshot of the master library, which can be used to quickly enable synchronization
--autoresync # If you sync data from the library to the main library, you'll automatically resynchronize,
--oplogsize Arg # Set the size of the Oplog (MB)
* Master/From Parameters

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--master # Main Library Mode
--slave # from Library mode
--source Arg # from the Library port number
--only Arg # Specify a single database replication
--slavedelay Arg # Set the latency for synchronizing the main library from the library
* Replica set (replica set) option:

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--replset Arg # set the replica set name
* Sharding (fragment) option

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--configsvr # Declare this is a cluster config service, default port 27019, default directory/data/configdb
--shardsvr # Declare this to be a cluster fragment, default port 27018
--nomoveparanoia # off paranoia for movechunk data save

E.g:./mongod-shardsvr-replset Shard1-port 16161-dbpath/data/mongodb/data/shard1a-oplogsize 100-logpath/data/mongo Db/logs/shard1a.log-logappend-fork-rest


# The above parameters can be written to the mongod.conf configuration document for example:
DBPath =/data/mongodb
LogPath =/data/mongodb/mongodb.log
Logappend = True
Port = 27017
Fork = true
Auth = True
 
specifically use the following: 
[Sdh@localhost bin]$./mongod --config/home/sdh/mongodb/mongo.conf


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