If it helps, I’ve gathered some readings while the external monitor is plugged in and the fans are spinning:
Output of nvidia-smi: +-----------------------------------------------------------------------------------------+ | NVIDIA-SMI 550.107.02 Driver Version: 550.107.02 CUDA Version: 12.4 | |-----------------------------------------+------------------------+----------------------+ | GPU Name Persistence-M | Bus-Id Disp.A | Volatile Uncorr. ECC | | Fan Temp Perf Pwr:Usage/Cap | Memory-Usage | GPU-Util Compute M. | | | | MIG M. | |=========================================+========================+======================| | 0 NVIDIA GeForce RTX 3060 ... Off | 00000000:01:00.0 On | N/A | | N/A 35C P8 11W / 80W | 46MiB / 6144MiB | 0% Default | | | | N/A | +-----------------------------------------+------------------------+----------------------+ +-----------------------------------------------------------------------------------------+ | Processes: | | GPU GI CI PID Type Process name GPU Memory | | ID ID Usage | |=========================================================================================| | 0 N/A N/A 3733 G /usr/bin/gnome-shell 42MiB | +-----------------------------------------------------------------------------------------+ Output of sensors: coretemp-isa-0000 Adapter: ISA adapter Package id 0: +38.0°C (high = +100.0°C, crit = +100.0°C) Core 0: +34.0°C (high = +100.0°C, crit = +100.0°C) Core 1: +34.0°C (high = +100.0°C, crit = +100.0°C) Core 2: +34.0°C (high = +100.0°C, crit = +100.0°C) Core 3: +33.0°C (high = +100.0°C, crit = +100.0°C) Core 4: +32.0°C (high = +100.0°C, crit = +100.0°C) Core 5: +35.0°C (high = +100.0°C, crit = +100.0°C) Core 6: +31.0°C (high = +100.0°C, crit = +100.0°C) Core 7: +34.0°C (high = +100.0°C, crit = +100.0°C) nvme-pci-e100 Adapter: PCI adapter Composite: +46.9°C (low = -0.1°C, high = +79.8°C) (crit = +81.8°C) Sensor 1: +47.9°C (low = -273.1°C, high = +65261.8°C) BAT1-acpi-0 Adapter: ACPI interface in0: 16.78 V curr1: 0.00 A iwlwifi_1-virtual-0 Adapter: Virtual device temp1: +48.0°C ucsi_source_psy_USBC000:001-isa-0000 Adapter: ISA adapter in0: 0.00 V (min = +0.00 V, max = +0.00 V) curr1: 0.00 A (max = +0.00 A) acpitz-acpi-0 Adapter: ACPI interface temp1: +45.0°C -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2081935 Title: Fan control stuck at high speed after upgrade to Ubuntu 24, thermal zone 6 fails to read sensor To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2081935/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs