From mboxrd@z Thu Jan 1 00:00:00 1970 From: dow-f+vMXmRrMFEJlE21x6VTiUEOCMrvLtNR@public.gmane.org Subject: Re: CPU does not support x86-64 instruction set Date: Thu, 06 Jun 2013 23:02:19 +0000 Message-ID: Mime-Version: 1.0 Content-Type: multipart/alternative; boundary="--=_vm_0011_W591581093_12643_1370559739" To: dev-VfR2kkLFssw@public.gmane.org Return-path: List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces-VfR2kkLFssw@public.gmane.org Sender: "dev" ----=_vm_0011_W591581093_12643_1370559739 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable >On Thu, Jun 6, 2013 at 5:27 PM, jinho hwang w= rote:>>> Hi,>>>> I am having trouble to compile the dpdk in a virtual mac= hine. I am using>> KVM as a hypervisor, and guest os is ubuntu 12.10, ker= nel 3.5.0, x86_64. I>> have been using dpdk for a week and run the exampl= es in a native platform.>> But when I try to move it to virtual machine, = it gives me the following>> error:>>>> /home/guest/dpdk-1.2.3r1/lib/librt= e_eal/linuxapp/eal/eal.c:1:0: error: CPU>> you selected does not support = x86-64 instruction set>>>> I am sure that I have installed 64 bit version= as it shows in "uname -a".> Also, /proc/cpuinfo shows "model name: QEMU = Virtual CPU version> >(cpu64-rhe16)".>>>> Do you have any idea?>>>> Thank= you,>>>> Jinho>>>>I figured out just now. It was because gcc version. I = used to use 4.4, but>in the guest virtual machine, I used 4.7 which may h= ave additional>functions to check strictly. - Jinho>-------------- next p= art -------------->An HTML attachment was scrubbed...>URL: This error can also be cause by the VM's CPU definition not being defined= . The following xml snippet of code is from my DPDK VM's definition.