当我合上盖子时，我的笔记本电脑有时不会挂起/睡眠。（例如，我可以判断，因为风扇仍在转动。）有时它会挂起/睡眠，但不会唤醒。有时它有点挂起，有点不挂起。有点不挂起，因为当我唤醒它时，电池电量比它应该的要弱得多。kern.log 显示以下内容：
Jan 17 22:37:17 starshine kernel: [32612.982283] pci_bus 0000:04: Allocating resources
Jan 17 22:37:17 starshine kernel: [32612.982312] pci_bus 0000:06: Allocating resources
Jan 17 22:37:17 starshine kernel: [32612.982376] pci_bus 0000:07: Allocating resources
Jan 17 22:37:17 starshine kernel: [32612.982416] pci_bus 0000:08: Allocating resources
Jan 18 20:00:23 starshine kernel: [32623.080391] PM: Syncing filesystems ... done.
Jan 18 20:00:23 starshine kernel: [32623.344971] PM: Preparing system for sleep (mem)
Jan 18 20:00:23 starshine kernel: [32623.345230] Freezing user space processes ... (elapsed 0.002 seconds) done.
Jan 18 20:00:23 starshine kernel: [32623.347439] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
Jan 18 20:00:23 starshine kernel: [32623.348916] PM: Suspending system (mem)
Jan 18 20:00:23 starshine kernel: [32623.348957] Suspending console(s) (use no_console_suspend to debug)
有什么建议可以让这一切变得更加合理吗？
（我知道我可能刚刚提出了三个不同的问题，或者没有，但我认为寻找解决方案的策略会相似。）
谢谢。