> >
> > how's that? storage arrays will require you to use a filesystem that your
> > operating system supports. or do some storage array companies provide
> > their own filesystems and drivers for misc systems? same thing i guess.
>
> It has a persistant write cache, meaning it can ACK a write as being
> sync'd to disk even if it's only been copied into the RAID's memory
> cache (because it's persistant). Same thing that netapp does.
>
hmm, i suppose. i guess the filesystem wouldn't need to understand the
logic of the underlying device. not sure. i don't think i've ever been
presented with a storage array that does what you're saying (not saying
they don't exist).
-tcl.
