Re: [Tails-dev] out of memory on Chromebook [was: Fwd: [Tai…

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Autor: Daniel Kahn Gillmor
Data:  
Para: The Tails public development discussion list
Asunto: Re: [Tails-dev] out of memory on Chromebook [was: Fwd: [Tails-support] IRC Channel #tails Gateway Report]
On 04/29/2014 01:37 PM, sajolida@??? wrote:
> We received this from IRC. Just in case someone finds that information
> interesting for the development of Tails Installer:
>
> -----------------------------------
> *** Issues:
> -----------------------------------
>
> User reported that he could not boot Tails on a Chromebook
> C720 (received out of memory error before loading initramfs)
> user reported if he appended "mem=1500M" in boot options, Tails
> would boot fine. User suggested that syslinux was not detecting
> memory correctly in his opinion.
>
> This user also posted "i can boot the machine by translating
> between the syslinux liveamd64 config and grub's instruction set,
> which lets me run Tails fine."


this was me :) The other workaround was adding mem=1500m as a boot
parameter to syslinux (though that ends up failing to make use of a few
hundred MB of RAM)

> ----------------------------------
> *** Known Issues:
> ----------------------------------
>
> I was reading https://tails.boum.org/blueprint/UEFI/syslinux/
> and https://tails.boum.org/blueprint/UEFI/ and
> https://labs.riseup.net/code/issues/5739 .
> FWIW, I just wanted to let you know that the current upstream
> Syslinux 6.03-pre11 has several relevant improvements/corrections
> over the current Syslinux package in Debian experimental (6.03-pre1).
> --      Notice(zwiebelbot): [Tails#5739: Support UEFI boot - Tails]


I just tried booting:

http://nightly.tails.boum.org/build_Tails_ISO_feature-uefi/tails-i386-feature_uefi-1.1-20140429T0733Z-02a2adf.iso

(sha512sum
90914e20d303e6300dcc63acda2a0d2f1293f81ae11a4060381edd67eeef5f452aa16d37ce989f35f7780ad633ab58e47a840d53edd27fc67258f573c438ad19
)

(using alpha and beta generations, both booting via seaBIOS on the C720)

and it did not have the same problem with the syslinux bootloader
figuring out the RAM properly. So i think this is fixed in
3:6.03~pre1+dfsg-1.bpo60-1.

The failing version of syslinux (in 1.0) is 2:4.02+dfsg-7.

    --dkg