Heads up re VM's & Intel 64bit Processors
Liam Proven
lproven at gmail.com
Sat Mar 20 18:41:56 UTC 2010
On Sat, Mar 20, 2010 at 6:35 PM, Steve <yorvik.ubunto at googlemail.com> wrote:
> On Sat, 20 Mar 2010 18:23:29 -0000, NoOp <glgxg at sbcglobal.net> wrote:
>
>> On 03/20/2010 05:19 AM, Liam Proven wrote:
>>
>>>> On Saturday 20,March,2010 12:01 PM, NoOp wrote:
>> ...
>>>>> Next stop; ark.intel.com& what do I find... the T4300 is indeed a
>>>>> 64bit
>>>>> processor, *but* it doesn't support VT-x or Hyperthreading!
>>>>>
>>>>
>>>> Those are the two reasons why I keep my virtualization laptop for work
>>>> travel always an Athlon 64X2 based one.
>>>> Because buying the Intel one having the risk of either the processor
>>>> does not support VT-x or there is no option to enable it in the BIOS.
>>>>
>>>> However I consider myself quite lucky when I was given a Fujitsu S6520.
>>>> Initially it cannot enable the BIOS, but after BIOS upgrade, then I can
>>>> enable the VT-x.
>>>
>>> Sadly no guarantee. My desktop is an AMD - Athlon X2 64 4400+, one of
>>> the last, best, fastest Socket 939 chips there were. The CPU supports
>>> AMD-V but there is no option to enable it in the BIOS so VirtualBox
>>> has to do without.
>>>
>>> The BIOS is the latest one & as it's a 5YO motherboard, I expect no
>>> further upgrades. I had to upgrade it when I got it a few months back
>>> just to get the M/B to recognise 4GB of RAM - its ~2006/2007 BIOS only
>>> saw 3¼GB, i.e., the 32-bit ceiling.
>>
>>
>> When you next go shopping, you might want to burn a copy of the .iso
>> from this article and take with you. You can boot up the machine & it
>> will test to see if VT-x is working, or can be enabled:
>>
>> http://communities.vmware.com/docs/DOC-8978
>> [Verifying that Intel VT-x is Enabled and Locked at Boot]
>> Attachments:
>> * vt.iso (538.0 K)
>> (bottom of the article)
>>
>>
> Is there any good reason for disabling VT-x
>
> --
> Steve (Yorvyk)
> http://www.lubuntu.net
Marketing. Once again, it's the evil influence of the sales-lizards.
Bill Hicks was right.
--
Liam Proven • Profile: http://www.linkedin.com/in/liamproven
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