Created
June 15, 2015 14:39
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MongoDB Sharding
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sudo service mongodb stop | |
// /etc/init/mongo.conf u açıp --configsvr ekleyin | |
sudo vim /etc/init/mongodb.conf | |
"exec start-stop-daemon --start --quiet --chuid mongodb --exec /usr/bin/mongod -- --config /etc/mongodb.conf;" | |
//Üstteki satır ile değistirin | |
"exec start-stop-daemon --start --quiet --chuid mongodb --exec /usr/bin/mongod -- --configsvr --config /etc/mongodb.conf;" | |
//mongodb servisini başlatın | |
sudo service mongodb start |
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//Büyük boyutta veri girme | |
mongos> data = "";while ( data.length < 100000 )data += "MongoDB Sharding";for ( var num = 0; num < 10000; num++ ){db.ShardedData.save( { data : data } );} | |
mongos> use config | |
//Tüm chunkları görüntüleme | |
mongos> db.chunks.find(); | |
//Sharded Cluster'ın durumunu görüntüleme | |
mongos> db.printShardingStatus(); | |
--- Sharding Status --- | |
sharding version: { "_id" : 1, "version" : 3 } | |
shards: | |
{ "_id" : "Shard_Galactica", "host" : "SHARD_1_IP:27018" } | |
{ "_id" : "Shard_Pegasus", "host" : "SHARD_2_IP:27018" } | |
databases: | |
{ "_id" : "admin", "partitioned" : false, "primary" : "config" } | |
{ "_id" : "ShardDB", "partitioned" : true, "primary" : "Shard_Galactica" } | |
ShardDB.ShardedData chunks: | |
Shard_Galactica 15 | |
Shard_Pegasus 12 | |
too many chunks to print, use verbose if you want to force print | |
mongos> |
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sudo service mongodb stop | |
//config server'ı ayarlamak için, mongos'u configdb parametresi ile başlatın | |
mongos --configdb IP-ADRESI | |
//Aşağıdaki gibi bir mesaj almalısınız: | |
//”config servers and shards contacted successfully” | |
//Aynı server'a tekrar başlanıp admin veritabanına girin | |
mongo admin | |
//Routing server'a shard serverları ekleyin | |
mongos>db.runCommand( { addshard : "SHARD_1_IP:27018", name : "Shard_Galactica" } ); | |
mongos>db.runCommand( { addshard : "SHARD_2_IP:27018", name : "Shard_Pegasus" } ); | |
// "ShardDB" veritabanında sharding'i aktifleştirin | |
mongos> db.runCommand( { enablesharding : "ShardDB" } ); | |
{ "ok" : 1 } | |
//"ShardedData" Collection'ında shard edebilmek için bir key seçilmeli | |
mongos> db.runCommand( { shardcollection : "ShardDB.ShardedData", key : { _id : 1 } } ); | |
#output | |
{ "collectionsharded" : "ShardDB.ShardedData", "ok" : 1 } | |
mongos> show dbs | |
admin (empty) | |
config 0.046875GB | |
ShardDB 0.203125GB |
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sudo service mongodb stop | |
// /etc/init/mongo.conf u açıp --shardsvr ekleyin | |
sudo vi /etc/init/mongodb.conf | |
"exec start-stop-daemon --start --quiet --chuid mongodb --exec /usr/bin/mongod -- --config /etc/mongodb.conf;" | |
//Üstteki satır ile değistirin | |
"exec start-stop-daemon --start --quiet --chuid mongodb --exec /usr/bin/mongod -- --shardsvr --config /etc/mongodb.conf;" | |
// mongodb servisini başlatın | |
sudo service mongodb start |
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