Shard Size in 32-bit?

I am working with sharding and have two shards in single machine.In 32-bit machine they had mentioned the maximum mongodb size is 2GB. So for testing purpose i am have confi开发者_JAVA技巧gured Shards in same machine...I have configure sharding according to the sample configuration session.[http://www.mongodb.org/display/DOCS/A+Sample+Configuration+Session] Inspite of this reason i questioned whats the the maximum size of each shard......

This will probably answer your question.