thanks a lot! ming On Sat, 2006-03-11 at 15:08 -0800, Mike Hardy wrote: > > > Ming Zhang wrote: > > On Sat, 2006-03-11 at 08:55 -0800, Mike Hardy wrote: > > > >>I can think of two things I'd do slightly differently... > >> > >>Do a smartctl -t long on each disk before you do anything, to verify > >>that you don't have single sector errors on other drives > > > > > > will this test interfere with normal disk io activity? > > If I understand the documentation correctly, it is not supposed to > interfere with normal I/O. It's something the disk does when it can. > > Also, I do it on running systems with busy disks all the time (it's > scheduled, actually, and runs automatically at the same time backups and > things like that happen), and it is never noticable to me. > > *except* when it finds something, and it tells me there's a problem > before any software notices. I love the advance warning... > > -Mike - 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