vmware guest disk space shrink

# apt-get install open-vm-tools

# vmware-toolbox-cmd help disk

disk: perform disk shrink operations

Usage: vmware-toolbox-cmd disk <subcommand> [args]

Subcommands:

   list: list available locations

   shrink <location>: wipes and shrinks a file system at the given location

   shrinkonly: shrinks all disks

   wipe <location>: wipes a file system at the given location

# vmware-toolbox-cmd disk shrink /

*. 간혹 /dev/null 이나 /dev/zero를 특정파일로 복사한 후 지우는 법을 

    얘기하는 경우가 있는데... 거의 효과없음... vmware-toolbox-cmd를 

    설치해서 사용할 것!!!