On Tuesday July 18, shaibn@xxxxxxxxx wrote: > Hi, > > So if I were to want to stop the resync process on a very large array > (1.4T), since it is in the middle of the day and makes work slower... > How can I tell which drive is the one that is being used to check all > the rest of the data? Or in other words, how can I stop the resync > process and let it cont. later? There is no "one that is being used to check all the rest". They are all in this together. But if you want to stop the resync because it is slowing things down then write a small number to /proc/sys/dev/raid/speed_limit_min e.g. echo 10 > /proc/sys/dev/raid/speed_limit_min This won't actually stop it, but it will make it go very slowly so as not to interfere with anything else. NeilBrown - 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