Re: 4.0.0 rc2: possible bugs

[Yasir Assam <mail@endlessvoid.com>]

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Hi Pasi,

All the kernels are 64-bit.

Thanks,
Yasir
> On Tue, Feb 02, 2010 at 10:12:21PM +1100, Yasir Assam wrote:
>    
>> I built rc2 and used the pvops kernel pulled from git for dom0 (make
>> linux-2.6-pvops-build).
>>
>> dom0 runs much slower than the the vanilla kernel (without xen), and the
>> system as a whole, including the domUs I'm running, seems sluggish.
>>
>> More of a concern is that I'm getting random segfaults in the domUs. I
>> have 2 domUs running: one using the 2.6.18-xen (built for 3.4.2), and
>> another using kernel.org 2.6.32.7. I can't be sure it's not a hardware
>> problem (as I've also upgraded my MB) but both the RAM (tested with
>> Memtest86) and the HD (tested with the WD diagnostic tool) seem ok.
>>
>> Here's a sample of the domU segfaults (I can't reproduce them - they're
>> random):
>>
>> gnome-panel[3232]: segfault at 7f5264a27390 ip 00007f5263a8205d sp
>> 00007fff74ce9630 error 4 in libc-2.10.2.so[7f5263a11000+14a000]
>>
>> sshd[6373]: segfault at 000000ffadffd8ff rip 000000ffadffd8ff rsp
>> 00007fffb61abab8 error 14
>>
>> At one point I was using the dom0 kernel for one of the domUs and that
>> crashed a few times, so I switched to kernel.org's 2.6.32.7
>>
>> The domU using 2.6.18-xen has always been rock-solid before under 3.4.2
>> and earlier (it uses Debian Stable).
>>
>> Let me know if you want log/config files.
>>
>>      
> Is your pv_ops dom0 kernel 32bit? Is your kernel.org 2.6.32.7 kernel 32bit?
>
> If yes, do you have CONFIG_HIGHPTE=y in .config?
>
> -- Pasi
>    
>
>
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>    


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