On 07/22/2013 10:20 AM, Eric W. Biederman wrote:
>>>
>>> Also, in any virtualized environment the hypervisor can do a better job
>>> for things like kdump, simply because it can provide two things that are
>>> otherwise hard to do:
>>>
>>> 1. a known-good system state;
>>> 2. a known-clean kdump image.
>>>
>>> As such, I do encourage the virtualization people to (also) develop
>>> hypervisor-*aware* solutions for these kinds of things.
>>
>> In general I agree but if you could not change hypervisor
>> and/or dom0 (e.g. you are using cloud providers which are
>> stick to old versions of Xen) then you have no choice.
>
> Which tends to be where kexec on panic comes in most cases. Getting
> platform vendors to do something sane tends to be a multi-year political
> effort of dubious worth while just solving the problem locally actually
> gets the problem solved for those who care.
>
It should not be a "one or the other" issue.
-hpa
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