I installed the files, removed the nvme_core.default_ps_max_latency_us=0, did an update-grub and rebooted... failed to boot into graphical interface and then hung... reset needed
Command line: BOOT_IMAGE=/vmlinuz-4.14.0-rc4-evo+ryzen root=UUID =f7ae652b-cbf6-48b8-bc6a-d3963957ab57 ro Suspect this is the issue: Oct 16 10:40:17 phs08 systemd[1]: Started Light Display Manager. Oct 16 10:40:18 phs08 systemd[1]: lightdm.service: Main process exited, code=exited, status=1/FAILURE Oct 16 10:40:18 phs08 systemd[1]: lightdm.service: Unit entered failed state. Oct 16 10:40:18 phs08 systemd[1]: lightdm.service: Failed with result 'exit-code'. Oct 16 10:40:18 phs08 systemd[1]: lightdm.service: Service hold-off time over, scheduling restart. Oct 16 10:40:18 phs08 gpu-manager[2291]: /etc/modprobe.d is not a file Oct 16 10:40:18 phs08 gpu-manager[2291]: message repeated 4 times: [ /etc/modprobe.d is not a file] Oct 16 10:40:18 phs08 gpu-manager[2291]: Error: can't open /lib/modules/4.14.0-rc4-evo+ryzen/updates/dkms Oct 16 10:40:21 phs08 systemd[1]: gpu-manager.service: Start request repeated too quickly. Oct 16 10:40:21 phs08 systemd[1]: Failed to start Detect the available GPUs and deal with any system changes. Oct 16 10:40:21 phs08 systemd[1]: lightdm.service: Start request repeated too quickly. Oct 16 10:40:21 phs08 systemd[1]: Failed to start Light Display Manager. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1705748 Title: Samsung SSD 960 EVO 500GB refused to change power state To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1705748/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
