Rebalancing fail with 200M data in bucket

Create a cluster of 1 node (10.1.4.25).
Load default bucket with ~200M data
Add 10.1.4.26 and rebalance
Rebalance fail.

Logs shows:

Client-side error-report for user "Administrator" on node 'ns_1@10.1.4.25': User-Agent:Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.126 Safari/533.4 Browser client XHR failure encountered. (age: 11980) Diagnostic info: s: {"url":"/pools/default/rebalanceProgress","global":true,"type":"GET","contentType":"application/x-www-form-urlencoded","processData":true,"async":true,"accepts":

{"xml":"application/xml, text/xml","html":"text/html","script":"text/javascript, application/javascript","json":"application/json, text/javascript","text":"text/plain","_default":"*/*"}

,"timeout":5000,"dataType":"json"}, statusCode: undefined, responseText: menelaus_web102 16:30:19 - Sun Aug 22, 2010
Rebalance exited with reason {timeout, {gen_server,call, [

{'ns_memcached-default','ns_1@10.1.4.25'}

,

{get_vbucket,396}

]}} ns_orchestrator002 16:30:18 - Sun Aug 22, 2010