Yes, each datanode should point to different config. So, if you have conf/hadoop-site.xml make another conf2/hadoop-site.xml with ports for datanode specific stuff and you should be able to start multiple datanodes on same node. -Lohit
----- Original Message ---- From: 叶双明 <[EMAIL PROTECTED]> To: core-user@hadoop.apache.org Sent: Wednesday, September 3, 2008 8:19:59 PM Subject: can i run multiple datanode in one pc? i know it is running one datanode in one computer normally。 i wondering can i run multiple datanode in one pc?
