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Type:
Bug
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Resolution: Won't Fix
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Priority:
Major - P3
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None
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Affects Version/s: 2.4.0-rc1
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Component/s: Sharding
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None
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ALL
test:
var options = { mongosOptions : {binVersion:MongoRunner.versionIterator(["2.4h","2.4h"]), logpath:"/tmp/stest"}, configOptions:{binVersion:"2.4h", logpath:"/tmp/stest-config"}, shardOptions:{binVersion:"2.4h", logpath:"/tmp/sttest-shards"}, rsOptions:{binVersion:MongoRunner.versionIterator(["2.4h","2.4h"]), logpath:"/tmp/sttest-rs", nopreallocj:""}, separateConfig:true, sync:true, rs:true } var st = new ShardingTest({shards:2, mongos:2, other:options}) shards = st.s0.getDB("config").shards.find().toArray(); coll = st.s0.getDB("foo").bar admin = st.s0.getDB("admin") var confdb = st.s0.getDB("config") coll.createIndex({_id:"hashed"}) printjson(admin.runCommand({ enableSharding : coll.getDB() + "" })); printjson(admin.runCommand({ shardCollection : coll + "", key : { _id : "hashed" } })); for(var i=1;i<1000;i++){ coll.insert({_id:i}) } var m2 = MongoRunner.runMongos({binVersion:"2.2.0", configdb:st._configDB, port:MongoRunner.nextOpenPort()}) var x1 = st.s0.getDB("foo").bar.findOne({_id:3}) var x2 = m2.getDB("foo").bar.findOne({_id:3}) assert.eq(x1, x2)
in .explain().shards you can see that for the 2.2, the query is being routed to the wrong shard.
- is duplicated by
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SERVER-9776 Block migrations on hashed shardkeys where MongoD is not 2.4
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- Closed
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