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SubjectRe: [PATCH 00/31 v2] PTI support for x86_32
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> On Feb 11, 2018, at 2:12 PM, James Bottomley <James.Bottomley@HansenPartnership.com> wrote:
>
>> On Sun, 2018-02-11 at 11:42 -0800, Andy Lutomirski wrote:
>>
>>> On Feb 11, 2018, at 9:40 AM, Mark D Rustad <mrustad@gmail.com> wrote:
>>>
>>>
>>>>
>>>> On Feb 11, 2018, at 2:59 AM, Adam Borowski <kilobyte@angband.pl>
>>>> wrote:
>>>>
>>>>>
>>>>> Does Debian make it easy to upgrade to a 64-bit kernel if you
>>>>> have a
>>>>> 32-bit install?
>>>>
>>>> Quite easy, yeah. Crossgrading userspace is not for the faint of
>>>> the heart,
>>>> but changing just the kernel is fine.
>>>
>>> ISTR that iscsi doesn't work when running a 64-bit kernel with a
>>> 32-bit userspace. I remember someone offered kernel patches to fix
>>> it, but I think they were rejected. I haven't messed with that
>>> stuff in many years, so perhaps the userspace side now has
>>> accommodation for it. It might be something to check on.
>>>
>>
>> At the risk of suggesting heresy, should we consider removing x86_32
>> support at some point?
>
> Hey, my cloud server is 32 bit:
>
> bedivere:~# cat /proc/cpuinfo
> processor : 0
> vendor_id : GenuineIntel
> cpu family : 15
> model : 2
> model name : Intel(R) Pentium(R) 4 CPU 2.80GHz
> stepping : 9
> microcode : 0x2e
> cpu MHz : 2813.464
> [...]
>
> I suspect a lot of people are in the same position: grandfathered in on
> an old hosting plan, but not really willing to switch to a new 64 bit
> box because the monthly cost about doubles and nothing it does is
> currently anywhere up to (let alone over) the capacity of the single
> 686 processor.
>
> The thing which is making me consider it is actually getting a TPM to
> protect the private keys, but doubling the monthly cost is still a huge
> disincentive.

Where are they hosting this? Last I checked, replacing a P4 and motherboard with something new paid for itself in about a year in power savings.

>
> James
>

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