MongoDB 2.6.4 master-slave Synchronization

MongoDB 2.6.4 master-slave Synchronization

MongoDB standalone Master/Slave Mode

1: Start the master

[Bkjia @ bkjia04 mongodb-linux-x86_64-2.6.4] $ mongod -- dbpath/home/bkjia/mongodb-linux-x86_64-2.6.4/data -- port 10000 -- master
2014-09-05T15: 11: 50.115 + 0800 [initandlisten] MongoDB starting: pid = 23623 port = 10000 dbpath =/home/bkjia/mongodb-linux-x86_64-2.6.4/data master = 1 64-bit host = bkjia04
2014-09-05T15: 11: 50.116 + 0800 [initandlisten] db version v2.6.4
2014-09-05T15: 11: 50.116 + 0800 [initandlisten] git version: 3a830be0eb92d772aa855ebb711ac91d658ee910
2014-09-05T15: 11: 50.117 + 0800 [initandlisten] build info: Linux build7.nj1.10gen. cc 2.6.32-431.3.1.el6.x86 _ 64 #1 SMP Fri Jan 3 21:39:27 UTC 2014 x86_64 BOOST_LIB_VERSION = Limit 49
2014-09-05T15: 11: 50.117 + 0800 [initandlisten] allocator: tcmalloc
2014-09-05T15: 11: 50.117 + 0800 [initandlisten] options: {master: true, net: {port: 10000}, storage: {dbPath: "/home/bkjia/mongodb-linux-x86_64-2.6.4/data "}}
2014-09-05T15: 11: 50.127 + 0800 [initandlisten] journal dir =/home/bkjia/mongodb-linux-x86_64-2.6.4/data/journal
2014-09-05T15: 11: 50.127 + 0800 [initandlisten] recover: no journal files present, no recovery needed
2014-09-05T15: 11: 50.298 + 0800 [initandlisten] waiting for connections on port 10000

2: Start slave

[Bkjia @ bkjia04 ~] $ Mongod -- dbpath/home/bkjia/mongodb-linux-x86_64-2.6.4/data2 -- port 10001 -- slave -- source localhost: 10000
2014-09-05T15: 12: 48.411 + 0800 [initandlisten] MongoDB starting: pid = 23636 port = 10001 dbpath =/home/bkjia/mongodb-linux-x86_64-2.6.4/data2 slave = 1 64-bit host = bkjia04
2014-09-05T15: 12: 48.412 + 0800 [initandlisten] db version v2.6.4
2014-09-05T15: 12: 48.412 + 0800 [initandlisten] git version: 3a830be0eb92d772aa855ebb711ac91d658ee910
2014-09-05T15: 12: 48.412 + 0800 [initandlisten] build info: Linux build7.nj1.10gen. cc 2.6.32-431.3.1.el6.x86 _ 64 #1 SMP Fri Jan 3 21:39:27 UTC 2014 x86_64 BOOST_LIB_VERSION = Limit 49
2014-09-05T15: 12: 48.412 + 0800 [initandlisten] allocator: tcmalloc
2014-09-05T15: 12: 48.413 + 0800 [initandlisten] options: {net: {port: 10001}, slave: true, source: "localhost: 10000", storage: {dbPath: "/home/bkjia/mongodb-linux-x86_64-2.6.4/data2 "}}
2014-09-05T15: 12: 48.417 + 0800 [initandlisten] journal dir =/home/bkjia/mongodb-linux-x86_64-2.6.4/data2/journal
2014-09-05T15: 12: 48.417 + 0800 [initandlisten] recover: no journal files present, no recovery needed
2014-09-05T15: 12: 48.434 + 0800 [initandlisten] waiting for connections on port 10001
2014-09-05T15: 12: 49.438 + 0800 [replslave] repl: syncing from host: localhost: 10000

2014-09-05T15: 13: 48.454 + 0800 [clientcursormon] mem (MB) res: 51 virt: 584
2014-09-05T15: 13: 48.454 + 0800 [clientcursormon] & nbsp; mapped (incl journal view): 320
2014-09-05T15: 13: 48.454 + 0800 [clientcursormon] & nbsp; connections: 0
2014-09-05T15: 14: 04.315 + 0800 [replslave] repl: & nbsp; checkpoint applied 285 operations
2014-09-05T15: 14: 04.316 + 0800 [replslave] repl: & nbsp; syncedTo: Sep & nbsp; 5 15:13:54 540962b2: 1

3: Display Data

[Bkjia @ bkjia04 ~] $ Mongo localhost: 10000
MongoDB shell version: 2.6.4
Connecting to: localhost: 10000/test
> Db. master. find ()
{"_ Id": ObjectId ("540942bed89f094a5fbd9b5a"), "uid": 1000}
{"_ Id": ObjectId ("540946bcd89f094a5fbd9b5b"), "uid": 1001}
{"_ Id": ObjectId ("540956b7789903d8baf6b1b3"), "uid": 1002}
>

Slave

[Bkjia @ bkjia04 mongodb-linux-x86_64-2.6.4] $ mongo localhost: 10001
MongoDB shell version: 2.6.4
Connecting to: localhost: 10001/test
> Db. master. find ()
{"_ Id": ObjectId ("540942bed89f094a5fbd9b5a"), "uid": 1000}
{"_ Id": ObjectId ("540946bcd89f094a5fbd9b5b"), "uid": 1001}
{"_ Id": ObjectId ("540956b7789903d8baf6b1b3"), "uid": 1002}

4: Master write data

> Db. master. insert ({uid: 1004 })
WriteResult ({"nInserted": 1 })
> Db. master. find ()
{"_ Id": ObjectId ("540942bed89f094a5fbd9b5a"), "uid": 1000}
{"_ Id": ObjectId ("540946bcd89f094a5fbd9b5b"), "uid": 1001}
{"_ Id": ObjectId ("540956b7789903d8baf6b1b3"), "uid": 1002}
{"_ Id": ObjectId ("5409638c0a6617467df195ec"), "uid": 1004}
>

Query data from

[Bkjia @ bkjia04 ~] $ Mongodb-linux-x86_64-2.6.4 cd
[Bkjia @ bkjia04 mongodb-linux-x86_64-2.6.4] $ mongo localhost: 10001
MongoDB shell version: 2.6.4
Connecting to: localhost: 10001/test
> Db. master. find ()
{"_ Id": ObjectId ("540942bed89f094a5fbd9b5a"), "uid": 1000}
{"_ Id": ObjectId ("540946bcd89f094a5fbd9b5b"), "uid": 1001}
{"_ Id": ObjectId ("540956b7789903d8baf6b1b3"), "uid": 1002}
> Db. master. find ()
{"_ Id": ObjectId ("540942bed89f094a5fbd9b5a"), "uid": 1000}
{"_ Id": ObjectId ("540946bcd89f094a5fbd9b5b"), "uid": 1001}
{"_ Id": ObjectId ("540956b7789903d8baf6b1b3"), "uid": 1002}
{"_ Id": ObjectId ("5409638c0a6617467df195ec"), "uid": 1004}
>

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CentOS compilation and installation of MongoDB

CentOS compilation and installation of php extensions for MongoDB and mongoDB

CentOS 6 install MongoDB and server configuration using yum

Install MongoDB2.4.3 in Ubuntu 13.04

MongoDB beginners must read (both concepts and practices)

MongoDB authoritative Guide (The Definitive Guide) in English [PDF]

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Slave log

2014-09-05T15: 15: 48.791 + 0800 [initandlisten] connection accepted from 127.0.0.1: 35622 #1 (1 connection now open)
2014-09-05T15: 16: 34.336 + 0800 [replslave] repl: checkpoint applied 15 operations
2014-09-05T15: 16: 34.336 + 0800 [replslave] repl: syncedTo: Sep 5 15:16:24 54096348: 1
2014-09-05T15: 18: 48.556 + 0800 [clientcursormon] mem (MB) res: 36 virt: 585
2014-09-05T15: 18: 48.556 + 0800 [clientcursormon] mapped (incl journal view): 320
2014-09-05T15: 18: 48.556 + 0800 [clientcursormon] connections: 1
2014-09-05T15: 18: 54.357 + 0800 [replslave] repl: checkpoint applied 15 operations
2014-09-05T15: 18: 54.358 + 0800 [replslave] repl: syncedTo: Sep 5 15:18:44 540963d4: 1

Disable MongoDB:

Method 1:

[Bkjia @ bkjia04 mongodb-linux-x86_64-2.6.4] $ mongod -- shutdown -- dbpath/home/bkjia/mongodb-linux-x86_64-2.6.4/data
Killingprocess with pid: 22745

Method 2:

[Bkjia @ bkjia04 mongodb-linux-x86_64-2.6.4] $ mongo localhost: 10000
MongoDB shell version: 2.6.4
Connecting to: localhost: 10001/test
> Use admin;
Switched to db admin
> Db. shutdownServer ();
2014-09-05T15: 23: 59.910 + 0800 DBClientCursor: init call () failed
Server shocould be down...
2014-09-05T15: 23: 59.912 + 0800 trying reconnect to localhost: 10000 (127.0.0.1) failed
2014-09-05T15: 23: 59.915 + 0800 warning: Failed to connect to 127.0.0.1: 10000, reason: errno: 111 Connection refused
2014-09-05T15: 23: 59.915 + 0800 reconnect localhost: 10000 (127.0.0.1) failed couldn't connect to server localhost: 10000 (127.0.0.1), connection attempt failed
> Exit;
[Bkjia @ bkjia04 ~] $

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