Shulou(Shulou.com)06/01 Report--

. / 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 httpinterface

-- 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

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