[arch-general] Same on T520

[Clive Cooper]

2011/11/26 Michał Piotr Gawron <michal at gawron.name>:
> On 26.11.2011 03:03, Damjan wrote:
>> On 25.11.2011 20:02, Michał Piotr Gawron wrote:
>>> I have identical symptoms after my recent upgrade, so I thought that
>>> I add my observations.
>>>
>>> I bought Lenovo T520 (90% intel based devices) and was migrating
>>> everything from old R61.
>> [ snip a list of problems ]
>>
>> Did you try upgrading the BIOS first?
>> With new computers I always find necessary to upgrade the bios, since
>> bugs are found after they are on the market, and laptops sitting in
>> warehouses wont be upgraded.
>>
>> After that try running memtest86 for a while… it might as well be faulty
>> RAM.
>
> I was running memtest for 10h, no errors found.
>
> But I found out that when mouse starts jumping reloading the iwlagn
> module helps. Of course networkmanager restarts my connections, but it
> keeps Firefox running and I no longer see Firefox crashes.
>
> I'm now running without iwlagn module and on external Linksys USB wifi
> card. System seems stable.
>
> As for BIOS, in fact it is pretty old (1.31 vs newest 1.34). I'll
> upgrade it later and post results.
>
> Thanks for the hints.
>
> std::best_regards();
> --
> Michał Gawron
>

I have had the mouse jumping problem myself on various laptops and in
every case it was caused by not having installed xf86-input-synaptics.
Just thought it was worth a mention.

Clive
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Infinity: A concept for those who cannot comprehend the big picture.

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