Yes, one possibility here is that somehow you do not have xenconsoled
running. You should 'ps auxw' in dom0 and check that xenstored and
xenconsoled are both running.
I now start xend with a little 'xenstored; xenconsoled; xend start' script.
:-)
-- Keir
On 24/06/2010 14:08, "Dan Magenheimer" <dan.magenheimer@xxxxxxxxxx> wrote:
> Just a thought...
>
> With all the recent tool layer changes (involving udev, xend,
> bridging etc), any chance that everything in the guest
> is working just fine and everything in the hypervisor
> is working just fine but the connections to the console
> in your distro/configuration are not playing nicely with
> the recent xen-unstable tool changes, so you just can't see
> that everything (else) is fine?
>
> (if so, please support my recent rant against changes that
> cause "unnecessary pain" ;-)
>
>> -----Original Message-----
>> From: Kathy Hadley [mailto:Kathy.Hadley@xxxxxxxxxxxxxxx]
>> Sent: Thursday, June 24, 2010 6:54 AM
>> To: Keir Fraser; George Dunlap
>> Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
>> Subject: RE: [Xen-devel] [PATCH 1/1] Xen ARINC 653 Scheduler (updated
>> to add support for CPU pools)
>>
>> We are using the following set-up:
>> Xen-unstable changeset 21650
>> Gentoo 2.6.29.6 with Xen patches for Dom0
>> Linux 2.6.18-Xen for DomU (downloaded from linux-2.6.18-xen.hg)
>>
>> Dom0 and DomU run fine with Xen-3.4.1 and Xen-4.0.0 (our scheduler or
>> the credit scheduler). Dom0 appears to run fine with xen-unstable, but
>> DomU "hangs" when our scheduler or the credit scheduler (as discussed
>> in
>> earlier e-mails). "xm list" shows that DomU is blocked.
>>
>> Do you have any suggestions for how I could troubleshoot this issue?
>> I'm still wondering about the warning I'm seeing issued from traps.c -
>> while it could have nothing to do with my issue, it is an interesting
>> coincidence.
>>
>> Thanks,
>> Kathy Hadley
>>
>>> -----Original Message-----
>>> From: Keir Fraser [mailto:keir.fraser@xxxxxxxxxxxxx]
>>> Sent: Wednesday, June 23, 2010 6:36 PM
>>> To: Kathy Hadley; George Dunlap
>>> Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
>>> Subject: Re: [Xen-devel] [PATCH 1/1] Xen ARINC 653 Scheduler (updated
>>> to add support for CPU pools)
>>>
>>> I've just built latest xen-unstable.hg and linux-2.6.18-xen.hg and
>>> booted a
>>> domU just fine. All my builds are 64-bit though whereas yours are 32-
>>> bit. I
>>> suppose that could cause a difference (in particular, 32-bit
>> hypervisor
>>> is
>>> less tested by people).
>>>
>>> -- Keir
>>>
>>> On 23/06/2010 22:16, "Kathy Hadley" <Kathy.Hadley@xxxxxxxxxxxxxxx>
>>> wrote:
>>>
>>>> Keir,
>>>> I see this same behavior when I run the credit scheduler. It
>>> doesn't
>>>> look like it's localized to the scheduler I'm working on. I pulled
>>> the
>>>> latest code from http://xenbits.xensource.com/linux-2.6.18-xen.hg
>> and
>>>> rebuilt the kernel earlier today, with no effect.
>>>>
>>>> Note that I can successfully start the domain with Xen-3.4.1 and
>>>> Xen-4.0.0, using the same configuration file as I am using with
>>>> xen-unstable.
>>>>
>>>> Kathy
>>>>
>>>>> -----Original Message-----
>>>>> From: Keir Fraser [mailto:keir.fraser@xxxxxxxxxxxxx]
>>>>> Sent: Wednesday, June 23, 2010 4:23 PM
>>>>> To: Kathy Hadley; George Dunlap
>>>>> Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
>>>>> Subject: Re: [Xen-devel] [PATCH 1/1] Xen ARINC 653 Scheduler
>>> (updated
>>>>> to add support for CPU pools)
>>>>>
>>>>> On 23/06/2010 20:57, "Kathy Hadley" <Kathy.Hadley@xxxxxxxxxxxxxxx>
>>>>> wrote:
>>>>>
>>>>>> Call Trace:
>>>>>> [<c01013a7>] hypercall_page+0x3a7 <--
>>>>>> [<c0109005>] raw_safe_halt+0xa5
>>>>>> [<c0104789>] xen_idle+0x49
>>>>>> [<c010482d>] cpu_idle+0x8d
>>>>>> [<c0404895>] start_kernel+0x3f5
>>>>>> [<c04041d0>] do_early_param+0x80
>>>>>>
>>>>>> Does this shed any light on the situation?
>>>>>
>>>>> Looks like you're in the idle loop. So, no, it doesn't really shed
>>>> much
>>>>> useful light.
>>>>>
>>>>> -- Keir
>>>>>
>>>>
>>>
>>
>>
>> _______________________________________________
>> Xen-devel mailing list
>> Xen-devel@xxxxxxxxxxxxxxxxxxx
>> http://lists.xensource.com/xen-devel
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