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[david at lang.hm]

On Tue, 3 Jun 2008, Robert Myers wrote:

> Chris,
>
>>   > That said, there's a separate bug in trac about X not starting when
>>   > the NAND flash is full.  I'm not sure if that's what you're
>>   > referring to as "not booting" or not, but we should fix that, too.
>>
>> Specifically, http://dev.laptop.org/ticket/7125.
>>
>> What do people think of the straw man in that ticket?  Should we
>> implement it?
>>
>
> >Straw man from ticket>
>
> We're probably going to see this a lot in the field. It might be worth
> having some recovery logic. Here's a straw-man: if disk is full at boot,
> delete the single largest journal entry, iterate until disk is not full
> anymore.
>
> <end<
>
> Is there anything that can be thrown away before we start scragging the
> user's work? Browser caches, or similar things?
>
> How much space is needed for a successful boot anyways? Maybe there
> ought to be a dummy file stored just for the purpose of being thrown
> away in an emergency.
>
> Or throw away least recently used non-core activities, which hopefully
> could easily be reloaded from the web or a teacher's USB stick.
>
> I'd think that throwing away the child's work would be one of the last
> things we'd want to do.

especially the largest piece of work.

there are journal entries that don't store any useful info other then 
'this app was used'. those should all be thrown away before any 
user-generated content is trashed.

David Lang