thank you erik, I have switched to ahci mode.
Kenji Arisawa On 2013/05/21, at 10:40, erik quanstrom <quans...@quanstro.net> wrote: > i would recommend switching to ahci mode in bios, if that is > possible and upgrading your driver. if you can't switch from ide > emulation, entering your vid and did (from pci|grep disk) in the ide > driver would be helpful, as dma mode is surprisingly more > forgiving. > > - erik