On Thu, Apr 2, 2009 at 8:04 AM, Brian J. Murrell <br...@interlinx.bc.ca> wrote: >> A more complete solution, that requires no software changes, would be >> to have 3 or 4 disks. A stripe for really fast reads and writes, and >> another disk (or another stripe) to act as a slave to the data being >> written to the primary stripe. This seems to do what you want, at a >> small price premium. > > No. That's not really what I am describing at all.
Well you get the bandwidth of 2 disks when reading and writing, and still mirrored to a second stripe as time permits. Kind of like delayed RAID10. > I apologize if my original description was unclear. Hopefully it is > more so now. Yes. It'll be up to the actual filesystem devs to weigh in on whether it's worth implementing. -- Dmitri Nikulin Centre for Synchrotron Science Monash University Victoria 3800, Australia -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
