> > Does the array have any kind of writeback cache? > Yes, the array has a writeback cache.
> > Are all of the filesystems spread across all of the drives? Or do some > filesystems use some drives only? > In all cases the array is presenting 1 physical volume to the host system (which is RAID 6 on the array itself). That physical volume is made into a volume group and the filesystems are on logical volumes in that volume group. -- Bill -- 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