On 03/26/2014 08:14 AM, m.roth at 5-cent.us wrote: > Johnny Hughes wrote: >> On 03/26/2014 07:01 AM, mark wrote: >>> On 03/26/14 03:01, Johnny Hughes wrote: >>>> On 03/25/2014 04:36 PM, m.roth at 5-cent.us wrote: >>>>> Got a HBS (y'know, Honkin' Big Server, one o' them technical terms), a >>>>> Dell 720 with two Tesla GPUs. I updated the o/s, 6.5, and I cannot get >>>>> the GPUs recognized. As a last resort, I d/l NVidia's proprietary >>>>> driver/installer, 325, and it builds fine... I've yum removed the >>>>> kmod-nvidia I had on the system, nouveau is blacklisted, and when I >>>>> reboot, lsmod shows me nvidia loaded, which modinfo tells me looks >>>>> like the one I built.... but enum_gpu, which is from a CUDA group, >>>>> builds... but can't enumerate the GPUs (how we wake them up for the > users). I >>>>> see the /dev/nvidia*, and they're a+r, a+w.... Oh, and selinux is >>>>> permissive. >>>>> >>>>> Anyone got a clue? If I can't get this working, I'm going to have to >>>>> downgrade the system several kernels. >>>> Do you have an /etc/X11/xorg.conf file or something in >>>> /etc/X11/xorg.conf.d/ that actually name nvidia and not nv as the >>>> driver? >>> Nope - nothing there. >> When you run the ./NVIDIA<version> command to build the driver, one of >> the last steps is to have it "automatically update your configuration >> file" .. select yes for that and it should create an xorg.conf file that >> will use the nvidia driver. > a) I didn't have that before - did kmod-nvidia handle loading the correct > one *without* an > xorg.conf? > b) Do you think it'll do the right thing - this *is* a headless server. > > And a general question: what *does* kmod-nvidia do - is it different than, > say, setting up a flag, or a script to notice that you're booting a new > kernel, and run the proprietary installer -a -s? Are you connecting to the server to do X related things remotely ... and therefore need NVIDIA drivers for that? I'll let one of the elrepo guys explain their RPM. -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 198 bytes Desc: OpenPGP digital signature URL: <http://lists.centos.org/pipermail/centos/attachments/20140326/f4f25795/attachment-0005.sig>