Re: How much survives an install/reboot cycle?

2023-11-19 Thread Zhenlei Huang
> On Nov 19, 2023, at 11:51 PM, bob prohaska wrote: > > How much of a running system's state survives a reboot? I used to think > the answer was "nothing", but from time to time a second reboot behaves > a little differently from the previous one. Warner has a good description about that. I

Re: How much survives an install/reboot cycle?

2023-11-19 Thread Warner Losh
On Sun, Nov 19, 2023 at 8:51 AM bob prohaska wrote: > How much of a running system's state survives a reboot? I used to think > the answer was "nothing", but from time to time a second reboot behaves > a little differently from the previous one. > > The most recent example was an update to bpf.c

How much survives an install/reboot cycle?

2023-11-19 Thread bob prohaska
How much of a running system's state survives a reboot? I used to think the answer was "nothing", but from time to time a second reboot behaves a little differently from the previous one. The most recent example was an update to bpf.c: Prior to the update an armv7 system had been inclined to dro