Shulou(Shulou.com)05/31 Report--

Editor to share with you how to use the m tool to install and manage MongoDB. I hope you will get something after reading this article. Let's discuss it together.

M is a tool for managing MongoDB versions. To put it simply, it can help you install the specified version of MongoDB.

Install m:

[root@test /] # npm install-g m

Npm http GET https://registry.npmjs.org/m

Npm http GET https://registry.npmjs.org/m

Npm http GET https://registry.npmjs.org/m

Npm ERR! Network connect ETIMEDOUT

Npm ERR! Network This is most likely not a problem with npm itself

Npm ERR! Network and is related to network connectivity.

Npm ERR! Network In most cases you are behind a proxy or have bad network settings.

Npm ERR! Network

Npm ERR! Network If you are behind a proxy, please make sure that the

Npm ERR! Network 'proxy' config is set properly. See: 'npm help config'

Npm ERR! System Linux 2.6.32-696.el6.x86_64

Npm ERR! Command "node" / usr/bin/npm "" install ""-g "" m "

Npm ERR! Cwd / root/20180713/sharding

Npm ERR! Node-v v0.10.48

Npm ERR! Npm-v 1.3.6

Npm ERR! Syscall connect

Npm ERR! Code ETIMEDOUT

Npm ERR! Errno ETIMEDOUT

Npm ERR!

Npm ERR! Additional logging details can be found in:

Npm ERR! / root/20180713/sharding/npm-debug.log

Npm ERR! Not ok code 0

An error was reported. Please cancel the proxy server configuration:

[root@test /] # npm config set strict-ssl false

Run again:

[root@test /] # npm install-g m

Npm http GET https://registry.npmjs.org/m

Npm http GET https://registry.npmjs.org/m

Npm http GET https://registry.npmjs.org/m

Npm http 200 https://registry.npmjs.org/m

Npm http GET https://registry.npmjs.org/m/-/m-1.4.1.tgz

Npm http 200 https://registry.npmjs.org/m/-/m-1.4.1.tgz

/ usr/bin/m-> / usr/lib/node_modules/m/bin/m

Npm WARN unmet dependency / usr/lib/node_modules/block-stream requires inherits@'~2.0.0' but will load

Npm WARN unmet dependency undefined

Npm WARN unmet dependency which is version undefined

Npm WARN unmet dependency / usr/lib/node_modules/fstream requires inherits@'~2.0.0' but will load

Npm WARN unmet dependency undefined

Npm WARN unmet dependency which is version undefined

Npm WARN unmet dependency / usr/lib/node_modules/fstream-ignore requires inherits@'2' but will load

Npm WARN unmet dependency undefined

Npm WARN unmet dependency which is version undefined

Npm WARN unmet dependency / usr/lib/node_modules/fstream-npm requires inherits@'2' but will load

Npm WARN unmet dependency undefined

Npm WARN unmet dependency which is version undefined

Npm WARN unmet dependency / usr/lib/node_modules/glob requires inherits@'2' but will load

Npm WARN unmet dependency undefined

Npm WARN unmet dependency which is version undefined

Npm WARN unmet dependency / usr/lib/node_modules/npmconf requires inherits@'~2.0.0' but will load

Npm WARN unmet dependency undefined

Npm WARN unmet dependency which is version undefined

Npm WARN unmet dependency / usr/lib/node_modules/tar requires inherits@'2' but will load

Npm WARN unmet dependency undefined

Npm WARN unmet dependency which is version undefined

Masks 1.4.1 / usr/lib/node_modules/m

The installation is successful, check the help:

[root@test /] # m-help

Usage: m [options] [COMMAND] [config]

Commands:

M Output versions installed

M stable [config...] Install or activate the latest stable MongoDB release

M latest [config...] Install or activate the latest MongoDB release (including dev & RCs)

M X.Y Install or activate the latest patch release for MongoDB X.Y (eg. 3.6)

M [config...] Install and/or use MongoDB

M custom [config...] Install custom MongoDB with [args...]

M use [args...] Execute mongod with [args...]

M shard [args...] Execute mongos with [args...]

M shell [args...] Open a mongo shell with [args...]

M bin Output bin path for

M rm Remove the given version (s)

M-- stable Output the latest stable MongoDB version available

M-- stable X.Y.. For release series X.Y (eg. 3.6)

M-- latest Output the latest MongoDB version available (including dev & RCs)

M-- latest X.Y.. For release series X.Y (eg. 3.6)

M ls Output the versions of MongoDB available

M installed [--json] Output installed versions available (optionally, in JSON format)

M src Output the url for source used for the given

(useful if installed from source)

M pre [script] Declare one or list scripts to execute before

(scripts must use absolute paths)

M post [script] Declare one or list scripts to execute after

(scripts must use absolute paths)

M pre rm [script] Remove pre script

M post rm [script] Remove post script

Events:

Change Occurs when switching MongoDB versions

Install Occurs when installing a previously uninstalled MongoDB version

Options:

-V-- version Output current version of m

-h,-- help Display help information

Aliases:

Which bin

Use as, mongod

Shard sd, mongos

List ls

Installed lls

Custom c

Shell s, sh, mongo

Execute the m command:

[root@test /] # m

No installed versions

Prompt that no version is installed:

Install version 3.4:

[root@test /] # m 3.4

Checking for latest release of MongoDB 3.4

MongoDB version 3.4.16 is not installed.

Installation may take a while. Would you like to proceed? [Y/n] y

... Installing binary

# 100.0%

/ root/20180713/sharding

... Removing source

Activating 3.4.16

... Installation complete

Get the directory where 3.4.16 is installed:

[root@test ~ /] # m bin 3.4.16

/ usr/local/m/versions/3.4.16/bin

Enter the directory:

[root@test /] # cd / usr/local/m/versions/3.4.16/bin

[root@test / usr/local/m/versions/3.4.16/bin] # ll

Total 231684

-rwxr-xr-x 1 root root 4630751 Jul 10 14:08 bsondump

-rwxr-xr-x 1 root root 29471624 Jul 10 14:19 mongo

-rwxr-xr-x 1 root root 54088464 Jul 10 14:19 mongod

-rwxr-xr-x 1 root root 8344535 Jul 10 14:08 mongodump

-rwxr-xr-x 1 root root 6340189 Jul 10 14:08 mongoexport

-rwxr-xr-x 1 root root 6204308 Jul 10 14:08 mongofiles

-rwxr-xr-x 1 root root 6485366 Jul 10 14:08 mongoimport

-rwxr-xr-x 1 root root 5984601 Jul 10 14:08 mongooplog

-rwxr-xr-x 1 root root 53464744 Jul 10 14:19 mongoperf

-rwxr-xr-x 1 root root 9177984 Jul 10 14:09 mongoreplay

-rwxr-xr-x 1 root root 9506704 Jul 10 14:08 mongorestore

-rwxr-xr-x 1 root root 30763024 Jul 10 14:19 mongos

-rwxr-xr-x 1 root root 6560233 Jul 10 14:08 mongostat

-rwxr-xr-x 1 root root 6193511 Jul 10 14:08 mongotop

Run mongodb:

[root@test / usr/local/m/versions/3.4.16/bin] #. / mongo

MongoDB shell version v3.4.16

Connecting to: mongodb://127.0.0.1:27017

MongoDB server version: 3.4.13

Server has startup warnings:

2018-06-05T16:45:25.725+0800 I STORAGE [initandlisten]

2018-06-05T16:45:25.725+0800 I STORAGE [initandlisten] * * WARNING: Using the XFS filesystem is strongly recommended with the WiredTiger storage engine

2018-06-05T16:45:25.725+0800 I STORAGE [initandlisten] * * See http://dochub.mongodb.org/core/prodnotes-filesystem

2018-06-05T16:45:26.786+0800 I CONTROL [initandlisten]

2018-06-05T16:45:26.786+0800 I CONTROL [initandlisten] * * WARNING: Access control is not enabled for the database.

2018-06-05T16:45:26.786+0800 I CONTROL [initandlisten] * * Read and write access to data and configuration is unrestricted.

2018-06-05T16:45:26.786+0800 I CONTROL [initandlisten] * * WARNING: You are running this process as the root user, which is not recommended.

2018-06-05T16:45:26.786+0800 I CONTROL [initandlisten]

2018-06-05T16:45:26.786+0800 I CONTROL [initandlisten]

2018-06-05T16:45:26.786+0800 I CONTROL [initandlisten] * * WARNING: / sys/kernel/mm/transparent_hugepage/enabled is' always'.

2018-06-05T16:45:26.787+0800 I CONTROL [initandlisten] * * We suggest setting it to 'never'

2018-06-05T16:45:26.787+0800 I CONTROL [initandlisten]

2018-06-05T16:45:26.787+0800 I CONTROL [initandlisten] * * WARNING: / sys/kernel/mm/transparent_hugepage/defrag is' always'.

2018-06-05T16:45:26.787+0800 I CONTROL [initandlisten] * * We suggest setting it to 'never'

2018-06-05T16:45:26.787+0800 I CONTROL [initandlisten]

> show dbs

Chenfeng 0.003GB

Local 0.000GB

Test 0.003GB

After reading this article, I believe you have a certain understanding of "how to use m tools to install and manage MongoDB". If you want to know more about it, you are welcome to follow the industry information channel. Thank you for reading!

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