config:
1.sharding:(master-master), 3 group instance
2.config servier:(master-master), 1 group instance
3.route: 2 instance

note:
after installed:
1.start sharding: success
2.start config server:success
3.start mongos: 1 success, 1 failed
failed info:
/usr/home/quanjun/soft/mongo-1.2.1/mongos --port 23001 --configdb mongodb.store.sina.com.cn:21001 > /data1/mongdb/route1/log&
called after throwing an instance of 'mongo::UserException'
what(): should only have 1 thing in config.version

next day:
1.start route: 2 failed:

failed info:

called after throwing an instance of 'mongo::UserException'
what(): should only have 1 thing in config.version