On Thu, Aug 02, 2012 at 02:06:34PM +0600, Roman Mamedov wrote: > I do not recommend using hardware RAID. It locks you into one card/vendor, > usually is much less flexible than mdadm, and often even provides lower > performance. See http://linux.yyz.us/why-software-raid.html While that *can* be the case, I haven't ever seen md beating a HW RAID adapter with battery-backed write-cache in certain metadata-intensive workloads, so as usual it depends on what kind of HW raid you have, and what performance you measure. Broad descriptions are not very helpful. regards, iustin -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html