我刚刚购买了全新的 Lenovo Thinkpad T14 Gen4。我切换到 Ubuntu 22.04,电池续航时间很糟糕,轻度使用时只能坚持 2 小时。我跑了powertop
,有很多条目被标记Bad
,但我不明白我能对它们做什么,因为其中很多似乎都是司机。非常感谢任何帮助!
Bad VM writeback timeout
Bad NMI watchdog should be turned off
Bad Runtime PM for I2C Adapter i2c-12 (AMDGPU DM i2c hw bus 7)
Bad Runtime PM for I2C Adapter i2c-5 (AMDGPU DM i2c hw bus 0)
Bad Runtime PM for I2C Adapter i2c-7 (AMDGPU DM i2c hw bus 2)
Bad Runtime PM for I2C Adapter i2c-9 (AMDGPU DM i2c hw bus 4)
Bad Runtime PM for I2C Adapter i2c-11 (AMDGPU DM i2c hw bus 6)
Bad Runtime PM for I2C Adapter i2c-4 (SMBus PIIX4 adapter port 1 at 0b20)
Bad Runtime PM for I2C Adapter i2c-6 (AMDGPU DM i2c hw bus 1)
Bad Runtime PM for I2C Adapter i2c-8 (AMDGPU DM i2c hw bus 3)
Bad Runtime PM for I2C Adapter i2c-10 (AMDGPU DM i2c hw bus 5)
Bad Runtime PM for I2C Adapter i2c-2 (SMBus PIIX4 adapter port 0 at 0b00)
Bad Runtime PM for I2C Adapter i2c-3 (SMBus PIIX4 adapter port 2 at 0b00)
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14ea
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14ec
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14ea
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14ea
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14ea
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14ec
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14e8
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14e9
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14f1
Bad Runtime PM for PCI Device Qualcomm Atheros QCNFA765
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14ea
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14f0
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14f6
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14f2
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14f3
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14f5
Bad Runtime PM for PCI Device Samsung Electronics Co Ltd NVMe SSD Controller PM9A1/PM9A3/980PRO
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14f4
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD/ATI] Device 15bf
Bad Runtime PM for PCI Device Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 14f7
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 1502
Bad Runtime PM for PCI Device Advanced Micro Devices, Inc. [AMD] Device 15c7