>On Thu, Jun 6, 2013 at 5:27 PM, jinho hwang <hwang.jinho at gmail.com>
>wrote:>>> Hi,>>>> I am having trouble to compile the dpdk in a virtual
>machine. I am using>> KVM as a hypervisor, and guest os is ubuntu 12.10,
>kernel 3.5.0, x86_64. I>> have been using dpdk for a week and run the examples
>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/librte_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 have additional>functions to check strictly. - Jinho>-------------- next
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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.
<!-- /* Style Definitions */p.MsoNormal, li.MsoNormal, div.MsoNormal
{mso-style-unhide:no; mso-style-qformat:yes; mso-style-parent:"";
margin:0in; margin-bottom:.0001pt; mso-pagination:widow-orphan;
font-size:12.0pt; font-family:"Times New Roman";
mso-fareast-font-family:"Times New Roman";}.MsoChpDefault
{mso-style-type:export-only; mso-default-props:yes;}@page WordSection1
{size:8.5in 11.0in; margin:1.0in 1.25in 1.0in 1.25in;
mso-header-margin:.5in; mso-footer-margin:.5in;
mso-paper-source:0;}div.WordSection1</style></pre><p class="MsoNormal"><span
style="font-size:10.0pt;font-family:Courier"><span style="mso-spacerun:yes">
</span><cpu mode='host-passthrough'></span></p><p class="MsoNormal"><span
style="font-size:10.0pt;font-family:Courier"><span style="mso-spacerun:yes">
</span><topology sockets='1' cores='6'threads='2'/></span></p><p
class="MsoNormal"><span style="font-size:10.0pt;font-family:Courier"><span
style="mso-spacerun:yes"> </span></cpu></span></p><pre><br><br></pre><div><font
face="Verdana" size="2"></font></div>
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