[OE-core] [PATCH 0/1] genext2fs: support large files and filesystems without using large amounts of memor

[Koen Kooi]

Op 30 mrt. 2012, om 14:49 heeft Richard Purdie het volgende geschreven:

> On Fri, 2012-03-30 at 13:43 -0700, Koen Kooi wrote:
>> Op 29 mrt. 2012, om 15:07 heeft Richard Purdie het volgende geschreven:
>> 
>>> On Thu, 2012-03-29 at 00:51 +0800, Dexuan Cui wrote:
>>>> Hi RP, Saul, Paul, Darren, Mark, Josh and joaohf and all, please comment.
>>>> 
>>>> Let's figure out if this big patch is accepatable or not...
>>>> 
>>>> With this patch, I can successfully create a 8.5GB .ext3 file with genext2fs.
>>>> The speed is slow -- I spent about 1.5 hours.
>>> 
>>> If these patches solved all the problems and made things work
>>> wonderfully I'd probably say we'd take them. Unfortunately I don't
>>> consider taking 1.5 hours to build am 8GB filesystem "wonderful", its
>>> rather worrying and I don't think its performing any where need fast
>>> enough for our needs :(.
>>> 
>>> Patching genext2fs at this point in the cycle is a rather risky
>>> undertaking too and I'm getting very concerned about this. 
>> 
>> The biggest issue I have with genext2fs is that it currently allocates
>> RAM for the complete image, which in my case will cause it to swap and
>> for other users cause it to crash, since image > (ram + swap). Fixing
>> the memory issue before the release would be greatly appreciated.
>> 
>> What about putting it on the shortlist for backports after the
>> release? That should give us all more time to test it and eventually
>> get into the hands of stable branch users. Of course I'd still prefer
>> it to go in before the release and backport fixes :)
> 
> I should point out one of the patches in this mega patch set is one for
> the memory issue.

Hence my mail :)