On Fri, Jul 24, 2009 at 4:35 PM, Bob Friesenhahn<bfrie...@simple.dallas.tx.us> wrote: > On Fri, 24 Jul 2009, Miles Nordin wrote: >> >> The post I read said OpenSolaris guest crashed, and the guy clicked >> the ``power off guest'' button on the virtual machine. The host never >> crashed. so whether the IDE cache flush parameter was set or not, > > Clicking ``power off guest'' is the same as walking up and pulling the power > cord out of the wall. That is now how the guest operating system is > supposed to be shut down. > > If VirtualBox does not at least flush pending writes (that it lied about) > when the user clicks on ``power off guest'' then it has committed a crime. > Regardless, it has committed a crime.
IIRC, VirtualBox has 3 shutdown options - Power Off (like pulling the plug), Send Shutdown Signal (emulates a hardware signal asking for a graceful (write-committing) shutdown), and Suspend (write system state to the host's disk). _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss