** Description changed: - RTD3 is a nvidia GPU feature to support runtime suspend. + [Steps to reproduce] + 1. Install 20.04.3 with "Third-party packages" on a system which containing a RTD3 supported nvidia card. + 2. After the installation, press enter to reboot system + 3. prime-select query - On-demand would be a X offloading feature. + [Expected result] + on-demand - They are independent, according to discussion on - https://github.com/tseliot/ubuntu-drivers-common/issues/55. + [Actual result] + performance - Some parts need to be adjusted, e.g. + --- - ``` - # If we are dealing with NVIDIA PRIME, and runtimepm - # is supported, enable it - if (os.path.isfile('/run/nvidia_runtimepm_supported') and - os.path.isfile('/usr/bin/prime-select')): - print('Trying to select the on-demand PRIME profile') - try: - subprocess.call(['prime-select', 'on-demand']) - except: - pass + It's because ubiquity launches `ubuntu-drivers install --packages-list + ...` in live system but install each package to target storage. - # Create the override file for gpu-manager - with open('/etc/u-d-c-nvidia-runtimepm-override', 'w') as f: - f.write('# File created by ubuntu-drivers\n') - ``` + When installing nvidia-prime, the preinst set "on" to "/etc/prime- + discrete" which will be referred by gpu-manager. The gpu-manager will + set to performance mode. + + After confirming with Alberto on Mattermost, since we don't have a + nvidia driver which lower than 450 version since focal. + + I think we are ok to switch to on-demand mode. --- [Impact] - * Ubuntu will set GPU mode to performance as default which may use more power - * User can't use GPU for other purpose (eg: deep-learning) if RTD3 is not supported - * According to Nvidia README, the RTD3 doesn't support on non-laptop machine + * Ubuntu will set GPU mode to performance as default which may use more power + * User can't use GPU for other purpose (eg: deep-learning) if RTD3 is not supported + * According to Nvidia README, the RTD3 doesn't support on non-laptop machine [Test Plan] - * Install Ubuntu, and then execute 'ubuntu-drivers install' to install GPU driver. After the installation, reboot the system. Execute "prime-select query" should get "on-demand" - * On non-laptop machine. Can set GPU mode to on-demand - * On laptop with GPU in runtime PM support list. Set GPU mode to on-demand and Nvidia driver is loaded with "NVreg_DynamicPowerManagement=0x02" + * Install Ubuntu, and then execute 'ubuntu-drivers install' to install GPU driver. After the installation, reboot the system. Execute "prime-select query" should get "on-demand" + * On non-laptop machine. Can set GPU mode to on-demand + * On laptop with GPU in runtime PM support list. Set GPU mode to on-demand and Nvidia driver is loaded with "NVreg_DynamicPowerManagement=0x02" [Where problems could occur] - * on-demand mode supported after nvidia driver 450. And focal does not have nvidia driver lower than 450. - * With GPU supported RTD3 not able enable runtime PM on non-laptop. But based on the Nvidia README, this case shall not happened. + * on-demand mode combined offloading and RTD3. Nvidia driver lower then 450 (nvidia-driver-390) does not supported RTD3 and only have offloading feature. + * With GPU supported RTD3 not able enable runtime PM on non-laptop. But based on the Nvidia README, this case shall not happened. [Other Info] X-HWE-Bug: Bug #1946434 Changelogs: nvidia-prime (0.8.16~0.20.04.2) focal; urgency=medium - [ Jeremy Szu ] - * Set on-demand mode as default nvidia mode (LP: #1942307) + [ Jeremy Szu ] + * Set on-demand mode as default nvidia mode (LP: #1942307) - [ Alberto Milone ] - * prime-select: - - Detect chassis type and enable RTD3 only - on laptops (LP: #1942788). - - on-demand mode doesn't need to depend on - RTD3 (LP: #1942789). - - Use bootvga detection when last_gfx_boot - is not available. - - Don't check the current profile when setting - a profile (LP: #1946476). - - Catch BrokenPipeError. - - Use bootvga detection when last_gfx_boot is - not available. + [ Alberto Milone ] + * prime-select: + - Detect chassis type and enable RTD3 only + on laptops (LP: #1942788). + - on-demand mode doesn't need to depend on + RTD3 (LP: #1942789). + - Use bootvga detection when last_gfx_boot + is not available. + - Don't check the current profile when setting + a profile (LP: #1946476). + - Catch BrokenPipeError. + - Use bootvga detection when last_gfx_boot is + not available. nvidia-prime (0.8.16.2~0.21.04.1) hirsute; urgency=medium - [ Jeremy Szu ] - * Set on-demand mode as default nvidia mode (LP: #1942307) + [ Jeremy Szu ] + * Set on-demand mode as default nvidia mode (LP: #1942307) - [ Alberto Milone ] - * prime-select: - - Detect chassis type and enable RTD3 only - on laptops (LP: #1942788). - - on-demand mode doesn't need to depend on - RTD3 (LP: #1942789). - - Use bootvga detection when last_gfx_boot - is not available. - - Don't check the current profile when setting - a profile (LP: #1946476). + [ Alberto Milone ] + * prime-select: + - Detect chassis type and enable RTD3 only + on laptops (LP: #1942788). + - on-demand mode doesn't need to depend on + RTD3 (LP: #1942789). + - Use bootvga detection when last_gfx_boot + is not available. + - Don't check the current profile when setting + a profile (LP: #1946476).
** Description changed: [Steps to reproduce] 1. Install 20.04.3 with "Third-party packages" on a system which containing a RTD3 supported nvidia card. 2. After the installation, press enter to reboot system 3. prime-select query [Expected result] on-demand [Actual result] performance --- It's because ubiquity launches `ubuntu-drivers install --packages-list ...` in live system but install each package to target storage. When installing nvidia-prime, the preinst set "on" to "/etc/prime- discrete" which will be referred by gpu-manager. The gpu-manager will set to performance mode. After confirming with Alberto on Mattermost, since we don't have a nvidia driver which lower than 450 version since focal. I think we are ok to switch to on-demand mode. --- [Impact] * Ubuntu will set GPU mode to performance as default which may use more power * User can't use GPU for other purpose (eg: deep-learning) if RTD3 is not supported * According to Nvidia README, the RTD3 doesn't support on non-laptop machine [Test Plan] * Install Ubuntu, and then execute 'ubuntu-drivers install' to install GPU driver. After the installation, reboot the system. Execute "prime-select query" should get "on-demand" * On non-laptop machine. Can set GPU mode to on-demand * On laptop with GPU in runtime PM support list. Set GPU mode to on-demand and Nvidia driver is loaded with "NVreg_DynamicPowerManagement=0x02" [Where problems could occur] - * on-demand mode combined offloading and RTD3. Nvidia driver lower then 450 (nvidia-driver-390) does not supported RTD3 and only have offloading feature. + * on-demand mode combined two features which are GPU offloading and RTD3. Nvidia driver lower then 450 (nvidia-driver-390) does not supported RTD3 and only have GPU offloading feature. * With GPU supported RTD3 not able enable runtime PM on non-laptop. But based on the Nvidia README, this case shall not happened. [Other Info] X-HWE-Bug: Bug #1946434 Changelogs: nvidia-prime (0.8.16~0.20.04.2) focal; urgency=medium [ Jeremy Szu ] * Set on-demand mode as default nvidia mode (LP: #1942307) [ Alberto Milone ] * prime-select: - Detect chassis type and enable RTD3 only on laptops (LP: #1942788). - on-demand mode doesn't need to depend on RTD3 (LP: #1942789). - Use bootvga detection when last_gfx_boot is not available. - Don't check the current profile when setting a profile (LP: #1946476). - Catch BrokenPipeError. - Use bootvga detection when last_gfx_boot is not available. nvidia-prime (0.8.16.2~0.21.04.1) hirsute; urgency=medium [ Jeremy Szu ] * Set on-demand mode as default nvidia mode (LP: #1942307) [ Alberto Milone ] * prime-select: - Detect chassis type and enable RTD3 only on laptops (LP: #1942788). - on-demand mode doesn't need to depend on RTD3 (LP: #1942789). - Use bootvga detection when last_gfx_boot is not available. - Don't check the current profile when setting a profile (LP: #1946476). -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to nvidia-prime in Ubuntu. https://bugs.launchpad.net/bugs/1942789 Title: On-demand and RTD3 need to be separated Status in OEM Priority Project: Triaged Status in nvidia-prime package in Ubuntu: Fix Released Status in ubuntu-drivers-common package in Ubuntu: In Progress Status in nvidia-prime source package in Focal: Incomplete Status in ubuntu-drivers-common source package in Focal: New Status in nvidia-prime source package in Hirsute: New Status in ubuntu-drivers-common source package in Hirsute: New Bug description: [Steps to reproduce] 1. Install 20.04.3 with "Third-party packages" on a system which containing a RTD3 supported nvidia card. 2. After the installation, press enter to reboot system 3. prime-select query [Expected result] on-demand [Actual result] performance --- It's because ubiquity launches `ubuntu-drivers install --packages-list ...` in live system but install each package to target storage. When installing nvidia-prime, the preinst set "on" to "/etc/prime- discrete" which will be referred by gpu-manager. The gpu-manager will set to performance mode. After confirming with Alberto on Mattermost, since we don't have a nvidia driver which lower than 450 version since focal. I think we are ok to switch to on-demand mode. --- [Impact] * Ubuntu will set GPU mode to performance as default which may use more power * User can't use GPU for other purpose (eg: deep-learning) if RTD3 is not supported * According to Nvidia README, the RTD3 doesn't support on non-laptop machine [Test Plan] * Install Ubuntu, and then execute 'ubuntu-drivers install' to install GPU driver. After the installation, reboot the system. Execute "prime-select query" should get "on-demand" * On non-laptop machine. Can set GPU mode to on-demand * On laptop with GPU in runtime PM support list. Set GPU mode to on-demand and Nvidia driver is loaded with "NVreg_DynamicPowerManagement=0x02" [Where problems could occur] * on-demand mode combined two features which are GPU offloading and RTD3. Nvidia driver lower then 450 (nvidia-driver-390) does not supported RTD3 and only have GPU offloading feature. * With GPU supported RTD3 not able enable runtime PM on non-laptop. But based on the Nvidia README, this case shall not happened. [Other Info] X-HWE-Bug: Bug #1946434 Changelogs: nvidia-prime (0.8.16~0.20.04.2) focal; urgency=medium [ Jeremy Szu ] * Set on-demand mode as default nvidia mode (LP: #1942307) [ Alberto Milone ] * prime-select: - Detect chassis type and enable RTD3 only on laptops (LP: #1942788). - on-demand mode doesn't need to depend on RTD3 (LP: #1942789). - Use bootvga detection when last_gfx_boot is not available. - Don't check the current profile when setting a profile (LP: #1946476). - Catch BrokenPipeError. - Use bootvga detection when last_gfx_boot is not available. nvidia-prime (0.8.16.2~0.21.04.1) hirsute; urgency=medium [ Jeremy Szu ] * Set on-demand mode as default nvidia mode (LP: #1942307) [ Alberto Milone ] * prime-select: - Detect chassis type and enable RTD3 only on laptops (LP: #1942788). - on-demand mode doesn't need to depend on RTD3 (LP: #1942789). - Use bootvga detection when last_gfx_boot is not available. - Don't check the current profile when setting a profile (LP: #1946476). 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