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文章目录
  1. 1. 环境准备
  2. 2. 安装
  3. 3. 启动服务
  4. 4. 创建服务文件
    1. 4.1. 启动服务
    2. 4.2. 测试
  5. 5. 消除警告
  6. 6. 文件限制数调整
  7. 7. 停止mongodb
  8. 8. 再次验证

环境准备

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[root@snails ~]# mkdir /root/mongodb #创建MongoDB程序存放目录
[root@snails ~]#mkdir /data/mongodata -p #创建数据存放目录
[root@snails ~]# mkdir /data/log/mongolog -p #创建日志存放目录
[root@snails ~]# curl -O https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-3.2.7.tgz

安装

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[root@snails ~]# tar xf mongodb-linux-x86_64-3.2.7.tgz
[root@snails ~]# cd mongodb-linux-x86_64-3.2.7/
[root@snails ~]# cp -r * /root/mongodb
  • 为了便于命令启动，需要编辑全局变量PATH
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    [root@snails ~]# vi /etc/profile.d/mongo.sh
    export PATH=$PATH:/root/mongodb/bin
    [root@snails ~]# source /etc/profile

启动服务

首先查看mongod的帮助信息

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[root@snails ~]# pwd
/root/mongodb/bin
[root@snails ~]# vi /etc/profile.d/mongo.sh
[root@snails ~]# source /etc/profile
[root@snails ~]# 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 
                                        <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           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

创建服务文件

  • 在mongodb/bin目录下创建配置文件mongodb.conf
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    [root@snails ~]# cd mongodb/bin
    [root@snails bin]# vi mongodb.conf
    #数据文件存放目录
    dbpath = /data/mongodata
    #日志文件存放目录
    logpath = /data/log/mongolog/mongodb.log
    #端口
    port = 27017
    #以守护程序的方式启用，即在后台运行
    fork = true   
    nohttpinterface = true

启动服务

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[root@snails bin]# mongod --dbpath=/data/mongodata --logpath=/data/log/mongolog/mongodb.log --logappend --fork
#通过配置文件启动
[root@snails bin]# mongod -f /root/mongodb/bin/mongodb.conf
netstat -tnlp | grep mongod
tcp        0      0 0.0.0.0:27017           0.0.0.0:*               LISTEN      18093/mongod

测试

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[root@snails bin]# mongo
MongoDB shell version: 3.2.7
connecting to: test
Server has startup warnings: 
2016-07-07T20:38:09.623+0800 I CONTROL  [initandlisten] ** WARNING: You are running this process as the root user, which is not recommended.
2016-07-07T20:38:09.624+0800 I CONTROL  [initandlisten] 
2016-07-07T20:38:09.624+0800 I CONTROL  [initandlisten] 
2016-07-07T20:38:09.624+0800 I CONTROL  [initandlisten] ** WARNING: /sys/kernel/mm/transparent_hugepage/enabled is 'always'.
2016-07-07T20:38:09.624+0800 I CONTROL  [initandlisten] **        We suggest setting it to 'never'
2016-07-07T20:38:09.624+0800 I CONTROL  [initandlisten] 
2016-07-07T20:38:09.624+0800 I CONTROL  [initandlisten] ** WARNING: /sys/kernel/mm/transparent_hugepage/defrag is 'always'.
2016-07-07T20:38:09.624+0800 I CONTROL  [initandlisten] **        We suggest setting it to 'never'
2016-07-07T20:38:09.624+0800 I CONTROL  [initandlisten] 
2016-07-07T20:38:09.624+0800 I CONTROL  [initandlisten] ** WARNING: soft rlimits too low. rlimits set to 15084 processes, 65535 files. Number of processes should be at least 32767.5 : 0.5 times number of files.
2016-07-07T20:38:09.624+0800 I CONTROL  [initandlisten] 
> show dbs
local  0.000GB
> quit()

消除警告

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[root@snails bin]# vi /etc/rc.local
if test -f /sys/kernel/mm/transparent_hugepage/enabled; then
  echo never > /sys/kernel/mm/transparent_hugepage/enabled
fi
if test -f /sys/kernel/mm/transparent_hugepage/defrag; then
  echo never > /sys/kernel/mm/transparent_hugepage/defrag
fi
ulimit -u 65535
[root@snails bin]# echo never > /sys/kernel/mm/transparent_hugepage/enabled
[root@snails bin]# echo never > /sys/kernel/mm/transparent_hugepage/defrag

文件限制数调整

修改配置文件 /etc/security/limits.conf，添加配置信息：

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* soft nofile 65535
* hard nofile 65535
* soft nproc 32000
* hard nproc 32000

停止mongodb

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正常停止方法: kill  -2 PID 
>use  admin  
>db.shutdownServer();

再次验证

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[root@snails bin]# mongod -f /root/mongodb/bin/mongodb.conf
about to fork child process, waiting until server is ready for connections.
forked process: 18229
child process started successfully, parent exiting
[root@snails bin]# mongo
MongoDB shell version: 3.2.7
connecting to: test
Server has startup warnings: 
2016-07-07T21:06:53.798+0800 I CONTROL  [initandlisten] ** WARNING: You are running this process as the root user, which is not recommended.
2016-07-07T21:06:53.798+0800 I CONTROL  [initandlisten] 
> exit
bye
文章目录
  1. 1. 环境准备
  2. 2. 安装
  3. 3. 启动服务
  4. 4. 创建服务文件
    1. 4.1. 启动服务
    2. 4.2. 测试
  5. 5. 消除警告
  6. 6. 文件限制数调整
  7. 7. 停止mongodb
  8. 8. 再次验证