next as deault,my computer`s RAM is 8G so i choose 1G that default>next
the net mode choose NAT,then we set IP address to connect the internet->
steps the default->
there I remove the audio card and the printer that impossible use them->accomplish!
the the vm will apper in the left list->
click the centOS 64 hadoop-master,we set the os install cd/DVD Path->
in the position we set the install cd/DVD ,choose the install source that we have upload CentOS64(CentOS6.5)