On Fri, May 23, 2014 at 09:52:11PM -0400, Fred Smith wrote: > On Fri, May 23, 2014 at 09:19:49AM -0500, Johnny Hughes wrote: > > On 05/22/2014 09:09 PM, Fred Smith wrote: > > > Just wondering if there are any known issues with USB 3.0 storage devices > > > in Centos 6.5?? > > > > > > I just got one of these: http://www.newegg.com/Product/Product.aspx?Item=N82E16817332028 > > > > > > it does either esata or USB 3.0. My new motherboard (ASUS M5A99X EVO > > > R2.0) supports both, so I've tried both (of course, can't have a feature > > > without at least giving it a whirl! :)). esata seems to work fine, > > > I can copy gigs 'n gigs of data to it using the esata connection. > > > > > > however, with USB3 it works for a bit then something goes wonky... > > > After copying some hundreds of megabytes (and I don't know if it is a > > > consistent number or not) suddenly my C6 box starts reporting write > > > errors. > > > > > > some investigation shows that /dev/sdc (and /dev/sdc1) no longer exist > > > on the system. it takes a reboot to get it back. After which it'll > > > work for a while then the same thing all over again. I've tried a > > > different USB 3.0 cable but it makes no difference. > > > > > > Anyone got ideas on this? You may try using a newer kernel from ElRepo (currently 3.14.4): http://elrepo.org/tiki/kernel-ml If it were a driver problem, maybe it was fixed. Mihai