[dpdk-users] RTE_MACHINE_TYPE Error

Wiles, Keith keith.wiles at intel.com
Tue Oct 9 15:54:08 CEST 2018



> On Oct 8, 2018, at 11:10 PM, Cliff Burdick <shaklee3 at gmail.com> wrote:
> 
> Hi, I'm trying to compile on a machine with an older-generation xeon than
> the target, so I'm using CONFIG_RTE_MACHINE="broadwell" in the config.
> gcc's options show that broadwell supports the AES flag, and I verified
> that the build shows -march=broadwell. However, when I run my application
> it prints immediately:
> 
> ERROR: This system does not support "AES".
> Please check that RTE_MACHINE is set correctly.
> EAL: FATAL: unsupported cpu type.
> EAL: unsupported cpu type.
> EAL: Error - exiting with code: 1
>  Cause: Error with EAL initialization
> 
> This is gcc 7, so it supports that flag. Does anyone know how I can compile
> for a later architecture on an older machine?

Have you checked to make sure the CPU does support the feature by looking that the CPU flags in /proc/cpuinfo ?

Normally this is the reason the code will not run is the CPU does not support it.

Regards,
Keith



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