mongod.exe [options]
Options:
General options:
-h [ --help ] show this usage information
--version show version information
-f [ --config ] arg configuration file specifying additional options
-v [ --verbose ] [=arg(=v)] be more verbose (include multiple times for more verbosity e.g. -vvvvv)
--quiet quieter output
--port arg specify port number - 27017 by default
--bind_ip arg comma separated list of ip addresses to listen on - localhost by default
--bind_ip_all bind to all ip addresses
--ipv6 enable IPv6 support (disabled by default)
--listenBacklog arg (=2147483647) set socket listen backlog size
--maxConns arg max number of simultaneous connections - 1000000 by default
--logpath arg log file to send write to instead of stdout - has to be a file, not directory
--logappend append to logpath instead of over-writing
--logRotate arg set the log rotation behavior (rename|reopen)
--timeStampFormat arg Desired format for timestamps in log messages. One of ctime, iso8601-utc or iso8601-local pidfile is created)
--timeZoneInfo arg full path to time zone info directory, e.g. /usr/share/zoneinfo
--keyFile arg private key for cluster authentication
--noauth run without security
--setParameter arg Set a configurable parameter
--transitionToAuth For rolling access control upgrade. Attempt to authenticate over outgoing connections and proceed regardless of success. Accept incoming connections with or without authentication.
--clusterAuthMode arg Authentication mode used for cluster authentication. Alternatives are (keyFile|sendKeyFile|sendX509|x509)
--networkMessageCompressors [=arg(=disabled)] (=snappy) Comma-separated list of compressors to use for network messages
--auth run with security
--clusterIpSourceWhitelist arg Network CIDR specification of permitted origin for `__system` access.
--slowms arg (=100) value of slow for profile and console log
--slowOpSampleRate arg (=1) fraction of slow ops to include in the profile and console log
--profile arg 0=off 1=slow, 2=all
--cpu periodically show cpu and iowait utilization print some diagnostic system information
--noIndexBuildRetry don't retry any index builds that were interrupted by shutdown
--noscripting disable scripting engine
--notablescan do not allow table scans
Windows Service Control Manager options:
--install install Windows service
--remove remove Windows service
--reinstall reinstall Windows service (equivalent
to --remove followed by --install)
--serviceName arg Windows service name
--serviceDisplayName arg Windows service display name
--serviceDescription arg Windows service description
--serviceUser arg account for service execution
--servicePassword arg password used to authenticate
serviceUser
Replication options:
--oplogSize arg size to use (in MB) for replication op
log. default is 5% of disk space (i.e.
large is good)
Master/slave options (old; use replica sets instead):
--master master mode
--slave slave mode
--source arg when slave: specify master as
<server:port>
--only arg when slave: specify a single database
to replicate
--slavedelay arg specify delay (in seconds) to be used
when applying master ops to slave
--autoresync automatically resync if slave data is
stale
Replica set options:
--replSet arg arg is <setname>[/<optionalseedhostlist
>]
--replIndexPrefetch arg specify index prefetching behavior (if
secondary) [none|_id_only|all]
--enableMajorityReadConcern [=arg(=1)] (=1)
enables majority readConcern
Sharding options:
--configsvr declare this is a config db of a
cluster; default port 27019; default
dir /data/configdb
--shardsvr declare this is a shard db of a
cluster; default port 27018
SSL options:
--sslOnNormalPorts use ssl on configured ports
--sslMode arg set the SSL operation mode
(disabled|allowSSL|preferSSL|requireSSL
)
--sslPEMKeyFile arg PEM file for ssl
--sslPEMKeyPassword arg PEM file password
--sslClusterFile arg Key file for internal SSL
authentication
--sslClusterPassword arg Internal authentication key file
password
--sslCAFile arg Certificate Authority file for SSL
--sslCRLFile arg Certificate Revocation List file for
SSL
--sslDisabledProtocols arg Comma separated list of TLS protocols
to disable [TLS1_0,TLS1_1,TLS1_2]
--sslWeakCertificateValidation allow client to connect without
presenting a certificate
--sslAllowConnectionsWithoutCertificates
allow client to connect without
presenting a certificate
--sslAllowInvalidHostnames Allow server certificates to provide
non-matching hostnames
--sslAllowInvalidCertificates allow connections to servers with
invalid certificates
--sslFIPSMode activate FIPS 140-2 mode at startup
Storage options:
--storageEngine arg what storage engine to use - defaults
to wiredTiger if no data files present
--dbpath arg directory for datafiles - defaults to
\data\db\ which is D:\data\db\ based on
the current working drive
--directoryperdb each database will be stored in a
separate directory
--noprealloc disable data file preallocation - will
often hurt performance
--nssize arg (=16) .ns file size (in MB) for new databases
--quota limits each database to a certain
number of files (8 default)
--quotaFiles arg number of files allowed per db, implies
--quota
--smallfiles use a smaller default file size
--syncdelay arg (=60) seconds between disk syncs (0=never,
but not recommended)
--upgrade upgrade db if needed
--repair run repair on all dbs
--repairpath arg root directory for repair files -
defaults to dbpath
--journal enable journaling
--nojournal disable journaling (journaling is on by
default for 64 bit)
--journalOptions arg journal diagnostic options
--journalCommitInterval arg how often to group/batch commit (ms)
WiredTiger options:
--wiredTigerCacheSizeGB arg maximum amount of memory to allocate
for cache; defaults to 1/2 of physical
RAM
--wiredTigerJournalCompressor arg (=snappy)
use a compressor for log records
[none|snappy|zlib]
--wiredTigerDirectoryForIndexes Put indexes and data in different
directories
--wiredTigerCollectionBlockCompressor arg (=snappy)
block compression algorithm for
collection data [none|snappy|zlib]
--wiredTigerIndexPrefixCompression arg (=1)
use prefix compression on row-store
leaf pages
