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Groups > comp.os.linux.advocacy > #452925
| From | owl <owl@rooftop.invalid> |
|---|---|
| Newsgroups | comp.os.linux.advocacy |
| Subject | Re: Need Help -- Who's Got Nvidia? |
| Date | 2018-05-31 22:32 +0000 |
| Organization | O.W.L. |
| Message-ID | <azb9083tga.hou@rooftop.invalid> (permalink) |
| References | <peos8t01td@news2.newsguy.com> <9a98b03a.go3o@rooftop.invalid> <pepnk00qvg@news1.newsguy.com> |
F. Russell <fr@random.info> wrote:
> On Thu, 31 May 2018 20:20:31 +0000, owl wrote:
>
>>
>> The message is from ffmpeg's nvenc.c
>>
>
> Yes, the message is from ffmpeg, It is prefaced by
> the ffmpeg encoder h264_nvenc.
>
> But I suppose that I should have asked if it is ffmpeg
> or the nvidia driver that is ultimately responsible.
>
> The use of the strace utility shows the following:
>
> stat("/dev/nvidia-uvm", {st_mode=S_IFCHR|0666, st_rdev=makedev(249, 0), ...}) = 0
> stat("/dev/nvidia-uvm-tools", {st_mode=S_IFCHR|0666, st_rdev=makedev(249, 1), ...}) = 0
> openat(AT_FDCWD, "/dev/nvidia-uvm", O_RDWR|O_CLOEXEC) = -1 EIO (Input/output error)
> openat(AT_FDCWD, "/dev/nvidia-uvm", O_RDWR) = -1 EIO (Input/output error)
> ioctl(-5, _IOC(0, 0x00, 0x01, 0x3000), 0x7ffcaa636160) = -1 EBADF (Bad file descriptor)
> ioctl(-5, _IOC(0, 0x00, 0x02, 0x3000), 0) = -1 EBADF (Bad file descriptor)
> close(-5) = -1 EBADF (Bad file descriptor)
> write(2, "\33[48;5;0m\33[38;5;51m[h264_nvenc @"..., 48[h264_nvenc @ 0x2277d00] ) = 48
> write(2, "\33[48;5;0m\33[38;5;196mCannot init "..., 41Cannot init CUDA
>
> Something (ffmpeg or nvidia?) tris to open /dev/nvidia-uvm and gets
> an error and then the program terminates.
>
> Strace only shows system calls so I can't tell if ffmpeg or
> nvidia makes the system calls.
>
No mention of 'nvidia-uvm' in ffmpeg source.
> Ffmpeg may just get an error code from nvidia.
>
>
ffmpeg generates the error message because:
(dl_fn->cu_init(0)) != CUDA_SUCCESS
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Need Help -- Who's Got Nvidia? "F. Russell" <fr@random.info> - 2018-05-31 13:10 +0000
Re: Need Help -- Who's Got Nvidia? Melzzzzz <Melzzzzz@zzzzz.com> - 2018-05-31 16:37 +0000
Re: Need Help -- Who's Got Nvidia? "F. Russell" <fr@random.info> - 2018-05-31 20:00 +0000
Re: Need Help -- Who's Got Nvidia? Melzzzzz <Melzzzzz@zzzzz.com> - 2018-05-31 21:38 +0000
Re: Need Help -- Who's Got Nvidia? owl <owl@rooftop.invalid> - 2018-05-31 20:20 +0000
Re: Need Help -- Who's Got Nvidia? "F. Russell" <fr@random.info> - 2018-05-31 20:57 +0000
Re: Need Help -- Who's Got Nvidia? owl <owl@rooftop.invalid> - 2018-05-31 22:32 +0000
Re: Need Help -- Who's Got Nvidia? "F. Russell" <fr@random.info> - 2018-05-31 22:36 +0000
Re: Need Help -- Who's Got Nvidia? Melzzzzz <Melzzzzz@zzzzz.com> - 2018-05-31 22:40 +0000
Re: Need Help -- Who's Got Nvidia? Snit took things out of COLA and called the cops <frelwizzen@gmail.com> - 2018-05-31 16:10 -0700
Re: Need Help -- Who's Got Nvidia? Melzzzzz <Melzzzzz@zzzzz.com> - 2018-05-31 22:41 +0000
Re: Need Help -- Who's Got Nvidia? "F. Russell" <fr@random.info> - 2018-05-31 22:59 +0000
Re: Need Help -- Who's Got Nvidia? Melzzzzz <Melzzzzz@zzzzz.com> - 2018-05-31 23:39 +0000
Re: Need Help -- Who's Got Nvidia? owl <owl@rooftop.invalid> - 2018-06-01 00:00 +0000
Re: Need Help -- Who's Got Nvidia? [Solved -- Partially] "F. Russell" <fr@random.info> - 2018-06-01 00:21 +0000
Re: Need Help -- Who's Got Nvidia? Snit took things out of COLA and called the cops <frelwizzen@gmail.com> - 2018-05-31 16:25 -0700
Re: Need Help -- Who's Got Nvidia? vallor <vallor@cultnix.org> - 2018-05-31 21:09 +0000
Re: Need Help -- Who's Got Nvidia? "F. Russell" <fr@random.info> - 2018-05-31 21:39 +0000
Re: Need Help -- Who's Got Nvidia? "F. Russell" <fr@random.info> - 2018-05-31 21:46 +0000
Re: Need Help -- Who's Got Nvidia? Steve Carroll <fretwizzer@gmail.com> - 2018-05-31 15:02 -0700
Re: Need Help -- Who's Got Nvidia? "F. Russell" <fr@random.info> - 2018-05-31 22:39 +0000
Re: Need Help -- Who's Got Nvidia? Steve Carroll <fretwizzer@gmail.com> - 2018-05-31 16:10 -0700
Re: Need Help -- Who's Got Nvidia? Snit <usenet@gallopinginsanity.com> - 2018-05-31 16:59 -0700
Re: Need Help -- Who's Got Nvidia? vallor <vallor@cultnix.org> - 2018-05-31 23:11 +0000
Re: Need Help -- Who's Got Nvidia? "F. Russell" <fr@random.info> - 2018-05-31 23:27 +0000
Re: Need Help -- Who's Got Nvidia? Snit <usenet@gallopinginsanity.com> - 2018-05-31 17:02 -0700
Re: Need Help -- Who's Got Nvidia? Snit <usenet@gallopinginsanity.com> - 2018-05-31 17:16 -0700
Re: Need Help -- Who's Got Nvidia? Steve Carroll <fretwizzer@gmail.com> - 2018-05-31 17:09 -0700
Re: Need Help -- Who's Got Nvidia? Snit <usenet@gallopinginsanity.com> - 2018-05-31 16:54 -0700
Re: Need Help -- Who's Got Nvidia? "F. Russell" <fr@random.info> - 2018-06-01 00:40 +0000
Re: Need Help -- Who's Got Nvidia? Steve Carroll <fretwizzer@gmail.com> - 2018-05-31 17:42 -0700
Re: Need Help -- Who's Got Nvidia? "F. Russell" <fr@random.info> - 2018-06-01 00:48 +0000
Re: Need Help -- Who's Got Nvidia? Snit calls the cops when he steps on his dick <frelwizzen@gmail.com> - 2018-06-01 02:16 -0700
Re: Need Help -- Who's Got Nvidia? owl <owl@rooftop.invalid> - 2018-06-01 00:22 +0000
Re: Need Help -- Who's Got Nvidia? "F. Russell" <fr@random.info> - 2018-06-01 08:14 +0000
Re: Need Help -- Who's Got Nvidia? Snit calls the cops when he steps on his dick <frelwizzen@gmail.com> - 2018-06-01 01:45 -0700
Re: Need Help -- Who's Got Nvidia? Snit calls the cops when he steps on his dick <frelwizzen@gmail.com> - 2018-06-01 05:25 -0700
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