MongoDB启动参数（待翻译）

./mongod --help

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 - all local ips by default

--ipv6 enable IPv6 support (disabled by

default)

--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

--syslog log to system's syslog facility instead

of file or stdout

--syslogFacility arg syslog facility used for mongodb syslog

message

--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

--pidfilepath arg full path to pidfile (if not set, no

pidfile is created)

--keyFile arg private key for cluster authentication

--noauth run without security

--setParameter arg Set a configurable parameter

--httpinterface enable http interface

--clusterAuthMode arg Authentication mode used for cluster

authentication. Alternatives are

(keyFile|sendKeyFile|sendX509|x509)

--nounixsocket disable listening on unix sockets

--unixSocketPrefix arg alternative directory for UNIX domain

sockets (defaults to /tmp)

--filePermissions arg permissions to set on UNIX domain

socket file - 0700 by default

--fork fork server process

--auth run with security

--jsonp allow JSONP access via http (has

security implications)

--rest turn on simple rest api

--slowms arg (=100) value of slow for profile and console

log

--profile arg 0=off 1=slow, 2=all

--cpu periodically show cpu and iowait

utilization

--sysinfo 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

--shutdown kill a running server (for init

scripts)

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

--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 [/

>]

--replIndexPrefetch arg specify index prefetching behavior (if

secondary) [none|_id_only|all]

--enableMajorityReadConcern enables majority readConcern

Sharding options:

--configsvr declare this is a config db of a

cluster; default port 27019; default

dir /data/configdb

--configsvrMode arg Controls what config server protocol is

in use. When set to "sccc" keeps server

in legacy SyncClusterConnection mode

even when the service is running as a

replSet

--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

--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

--wiredTigerStatisticsLogDelaySecs arg (=0)

seconds to wait between each write to a

statistics file in the dbpath; 0 means

do not log statistics

--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