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Joined: 26 Nov 2006 Posts: 1110 Location: Schwabenländle
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Posted: Sun Sep 30, 2018 5:51 pm Post subject: Kein CUDA Support mehr mit aktuellen nvidia Treibern? |
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Hallo Zusammen,
funktioniert denn bei Euch CUDA mit dem aktuellen Treiber von nvidia?
Ich habe in Netz nur das gefunden:
https://lists.gt.net/gentoo/user/338427?page=last
Last edited by 3PO on Sun Sep 30, 2018 7:48 pm; edited 1 time in total |
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Josef.95 Advocate
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Joined: 03 Sep 2007 Posts: 4693 Location: Germany
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Joined: 26 Nov 2006 Posts: 1110 Location: Schwabenländle
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Posted: Sun Sep 30, 2018 7:49 pm Post subject: |
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Danke, werde ich mal testen und dann berichten.
Den Typo habe ich auch gefixt.  |
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Joined: 26 Nov 2006 Posts: 1110 Location: Schwabenländle
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Posted: Sun Sep 30, 2018 8:11 pm Post subject: |
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Habe mal den Kernel und den nvidia Treiber nei gebaut,
Code: | vdr01_64 linux-4.18.10-gentoo # grep NUMA .config
CONFIG_ARCH_SUPPORTS_NUMA_BALANCING=y
# CONFIG_NUMA_BALANCING is not set
CONFIG_NUMA=y
CONFIG_AMD_NUMA=y
CONFIG_X86_64_ACPI_NUMA=y
CONFIG_NUMA_EMU=y
CONFIG_USE_PERCPU_NUMA_NODE_ID=y
CONFIG_ACPI_NUMA=y
vdr01_64 linux-4.18.10-gentoo # |
aber CUDA geht immer noch nicht.
Das Modul "nvidia_uvm" wird immer noch nicht geladen:
Code: | vdr01_64 ~ # lsmod |grep nv
nvidia_drm 36864 2
nvidia_modeset 995328 4 nvidia_drm
nvidia 16273408 200 nvidia_modeset
drm_kms_helper 131072 2 udl,nvidia_drm
drm 339968 6 udl,drm_kms_helper,nvidia_drm
vdr01_64 ~ # |
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Joined: 03 Sep 2007 Posts: 4693 Location: Germany
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Posted: Sun Sep 30, 2018 8:16 pm Post subject: |
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Hm, fehlt eventuell noch CONFIG_CPUSETS=y im Kernel? |
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Joined: 26 Nov 2006 Posts: 1110 Location: Schwabenländle
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Posted: Sun Sep 30, 2018 8:26 pm Post subject: |
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Das ist aktiviert:
Code: | vdr01_64 linux-4.18.10-gentoo # grep CONFIG_CPUSETS .config
CONFIG_CPUSETS=y
vdr01_64 linux-4.18.10-gentoo # |
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Josef.95 Advocate
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Joined: 03 Sep 2007 Posts: 4693 Location: Germany
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Posted: Sun Sep 30, 2018 8:41 pm Post subject: |
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Hm, sollte dann eigentlich funktionieren. Bist du dir sicher den neu gebauten Kernel gebootet zu haben? (hast eventuell vergessen den Bootloader für dem neuen Kernel zu konfigurieren (grub-mkconfig))?
Beachte dass das nvidia_uvm Modul normal erst dann automatisch geladen wird, wenn es benötigt wird (zb wenn man mpv mit cuda aufruft). |
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Joined: 26 Nov 2006 Posts: 1110 Location: Schwabenländle
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Posted: Sun Sep 30, 2018 8:48 pm Post subject: |
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Josef.95 wrote: | [...] Beachte dass das nvidia_uvm Modul normal erst dann automatisch geladen wird, wenn es benötigt wird (zb wenn man mpv mit cuda aufruft). |
Das wars!!
Dann wird das Modul geladen und funktioniert nun auch.
Code: | vdr01_64 ~ lsmod |grep nv
nvidia_uvm 815104 0
nvidia_drm 36864 2
nvidia_modeset 995328 4 nvidia_drm
nvidia 16273408 192 nvidia_uvm,nvidia_modeset
drm_kms_helper 131072 2 udl,nvidia_drm
drm 339968 6 udl,drm_kms_helper,nvidia_drm
vdr01_64 ~ # |
Vielen Dank!!  |
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Yamakuzure Advocate
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Joined: 21 Jun 2006 Posts: 2308 Location: Adendorf, Germany
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Posted: Mon Oct 01, 2018 3:32 pm Post subject: |
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Alternativ kann man, so mache ich das per Bumblebee, generell nvidia_uvm laden. nvidia_drm, nvidia_modeset und nvidia werden dann eh automatisch mitgeladen.
@Josef.95 : Danke für den NUMA Tipp! da wäre ich so schnell nicht von selbst drauf gekommen!  _________________ Edited 220,176 times by Yamakuzure |
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