MongoDB 2.6.4 主從同步

MongoDB 2.6.4 主從同步

MongoDB單機主從模式

1：啟動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=1_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：啟動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=1_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]  mapped (incl journal view):320
2014-09-05T15:13:48.454+0800 [clientcursormon]  connections:0
2014-09-05T15:14:04.315+0800 [replslave] repl:   checkpoint applied 285 operations
2014-09-05T15:14:04.316+0800 [replslave] repl:   syncedTo: Sep  5 15:13:54 540962b2:1

3：顯示資料

[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 }
>

從

[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：主寫資料

> 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 }
>

從查詢資料

[bkjia@bkjia04 ~]$ cd mongodb-linux-x86_64-2.6.4
[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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從機日誌

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

關閉MongoDB ：

方法一：

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

方法二：

[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 should 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 failed couldn't connect to server localhost:10000 (127.0.0.1), connection attempt failed
> exit;
[bkjia@bkjia04 ~]$

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