MongoDB 2.6.4 主从同步
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MongoDB 2.6.4 主从同步
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單機(jī)主從模式
1：啟動(dòng)master
[jifeng@jifeng04 mongodb-linux-x86_64-2.6.4]$ mongod --dbpath /home/jifeng/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/jifeng/mongodb-linux-x86_64-2.6.4/data master=1 64-bit host=jifeng04 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/jifeng/mongodb-linux-x86_64-2.6.4/data" } } 2014-09-05T15:11:50.127+0800 [initandlisten] journal dir=/home/jifeng/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
3：顯示數(shù)據(jù) [jifeng@jifeng04 ~]$ 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 [jifeng@jifeng04 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：主寫數(shù)據(jù) > 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 } > 從查詢數(shù)據(jù) [jifeng@jifeng04 ~]$ cd mongodb-linux-x86_64-2.6.4 [jifeng@jifeng04 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 } > 從機(jī)日志 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(guān)閉MongoDB?：
方法一：
[jifeng@jifeng04 mongodb-linux-x86_64-2.6.4]$ mongod --shutdown --dbpath /home/jifeng/mongodb-linux-x86_64-2.6.4/data killing process with pid: 22745 方法二：<pre name="code" class="html"><pre name="code" class="html">[jifeng@jifeng04 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; [jifeng@jifeng04 ~]$
多機(jī)主從模式： [jifeng@jifeng04 mongodb-linux-x86_64-2.6.4]$ mkdir log [jifeng@jifeng04 mongodb-linux-x86_64-2.6.4]$ mongod --dbpath /home/jifeng/mongodb-linux-x86_64-2.6.4/data --master --rest --nojournal --fork --logpath /home/jifeng/mongodb-linux-x86_64-2.6.4/log 2014-09-05T10:31:44.158+0800 ** WARNING: --rest is specified without --httpinterface, 2014-09-05T10:31:44.172+0800 ** enabling http interface about to fork child process, waiting until server is ready for connections. forked process: 22535 ERROR: child process failed, exited with error number 1
報(bào)錯(cuò)，發(fā)現(xiàn)日志文件不存在
[jifeng@jifeng04 mongodb-linux-x86_64-2.6.4]$ mongod --dbpath /home/jifeng/mongodb-linux-x86_64-2.6.4/data --master --rest --nojournal --fork --logpath /home/jifeng/mongodb-linux-x86_64-2.6.4/log/mongod.log 2014-09-05T16:12:09.321+0800 ** WARNING: --rest is specified without --httpinterface, 2014-09-05T16:12:09.322+0800 ** enabling http interface about to fork child process, waiting until server is ready for connections. forked process: 24061 child process started successfully, parent exiting啟動(dòng)成功,rest有問題
2:啟動(dòng)slave
[jifeng@jifeng05 mongodb-linux-x86_64-2.6.4]$ mongod --dbpath /home/jifeng/mongodb-linux-x86_64-2.6.4/data --slave --source 10.5.4.57:27017 --rest --nojournal --fork --logpath /home/jifeng/mongodb-linux-x86_64-2.6.4/log/mongod.log 2014-09-05T16:15:59.408+0800 ** WARNING: --rest is specified without --httpinterface, 2014-09-05T16:15:59.408+0800 ** enabling http interface about to fork child process, waiting until server is ready for connections. forked process: 2809 child process started successfully, parent exiting [jifeng@jifeng05 mongodb-linux-x86_64-2.6.4]$ cat log/mongod.log 2014-09-05T16:15:59.415+0800 [initandlisten] MongoDB starting : pid=2809 port=27017 dbpath=/home/jifeng/mongodb-linux-x86_64-2.6.4/data slave=1 64-bit host=jifeng05 2014-09-05T16:15:59.415+0800 [initandlisten] db version v2.6.4 2014-09-05T16:15:59.415+0800 [initandlisten] git version: 3a830be0eb92d772aa855ebb711ac91d658ee910 2014-09-05T16:15:59.415+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 2014-09-05T16:15:59.415+0800 [initandlisten] allocator: tcmalloc 2014-09-05T16:15:59.415+0800 [initandlisten] options: { net: { http: { RESTInterfaceEnabled: true, enabled: true } }, processManagement: { fork: true }, slave: true, source: "10.5.4.57:27017", storage: { dbPath: "/home/jifeng/mongodb-linux-x86_64-2.6.4/data", journal: { enabled: false } }, systemLog: { destination: "file", path: "/home/jifeng/mongodb-linux-x86_64-2.6.4/log/mongod.log" } } 2014-09-05T16:15:59.447+0800 [initandlisten] waiting for connections on port 27017 2014-09-05T16:15:59.449+0800 [websvr] admin web console waiting for connections on port 28017 2014-09-05T16:16:00.449+0800 [replslave] repl: --source 10.5.4.57:27017 != jifeng04 from local.sources collection 2014-09-05T16:16:00.449+0800 [replslave] repl: for instructions on changing this slave's source, see: 2014-09-05T16:16:00.449+0800 [replslave] http://dochub.mongodb.org/core/masterslave 2014-09-05T16:16:00.449+0800 [replslave] repl: terminating mongod after 30 seconds [jifeng@jifeng05 mongodb-linux-x86_64-2.6.4]$
?錯(cuò)誤提示：repl: --source 10.5.4.57:27017 != jifeng04 from local.sources collection
?錯(cuò)誤提示：warning: Failed to connect to 10.5.4.57:27017, reason: errno:113 No route to host
連接不上
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