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From: David Christensen <drc@linux.vnet.ibm.com>
To: users@dpdk.org
Subject: Re: [dpdk-users] DPDK application fails to start in KVM
Date: Tue, 25 Aug 2020 10:25:21 -0700
Message-ID: <d3dad44c-44a9-4207-6060-5cc73888c895@linux.vnet.ibm.com> (raw)
In-Reply-To: <CAL2oWpVW1Dj1bdQfB37DFovw8YusQOR7vwFEAP4a9Qy=KgcNUg@mail.gmail.com>

On 8/25/20 10:02 AM, Jatin Sahu wrote:
> Error details:
> ERROR: This system does not support "RDRAND".
> Please check that RTE_MACHINE is set correctly.
> EAL: FATAL: unsupported cpu type.
> EAL: unsupported cpu type.

RDRAND is an x86 CPU instruction (https://en.wikipedia.org/wiki/RDRAND).
Your problem is likely related to the CPU type you selected for your VM. 
Try running "lscpu | grep rdrand" in your VM.  On my VM with "Common KVM 
processor" the RDRAND flag is not available.

Dave

      reply	other threads:[~2020-08-25 17:25 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-25 17:02 Jatin Sahu
2020-08-25 17:25 ` David Christensen [this message]

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