RE: [RFC][PATCH v2 2/3] Hold multiple logs

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>
> I think that 3 or 4 logs should be plenty to cover almost all situations. E.g.
> with 3 logs you could capture 2 OOPS (and perhaps miss some other OOPS) and then get the final panic that kills the system.  Messier
> crashes are of course possible ... but that would give lots of clues on where the problems lie.
>

Thank you for letting my know your idea.

Let me explain my opinion.
If you are concerned about multiple OOPS case, I think an user app which logs from /dev/pstore to /var/log should be developed.
Once it is developed, we don't need to care about multiple oops case and the appropriate number is two.

- In case where system is workable after oops.
The user app will erase an entry in NVRAM.
And we can get the message via /var/log.

- In case where system hangs up or panics due to the oops.
Oops is the critical message and we don't need care about subsequent events.
 
What do you think?

> If you don't know what is the appropriate number ... then how will users decide? We should really give them some guidance ...
> especially if there are odd problems[1] if they pick a number that is too big.

You are right.
There is no user app above right now. So, I was in stuck...
But I understand I shouldn't have introduce efi_pstore_log_num.

Seiji


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