From mboxrd@z Thu Jan  1 00:00:00 1970
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From: cgxu519 <cgxu519 at gmx.com>
Subject: Re: [SPDK] nvme hello_world report error
Date: Thu, 24 Jan 2019 13:35:29 +0800
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In-Reply-To: CA+0_kCKZQUSFSuwX9OQooHj2RqDXWd36GWPwBnAjUGpB2gBEiw@mail.gmail.com
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To: spdk@lists.01.org

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Have you unbound kernel driver?


Thanks,
Chengguang

On 1/24/19 1:23 PM, Jing Liu wrote:
> Hi,
>
> I started from trying the hello_world in examples/nvme/ but got errors li=
ke
> this:
> """
> Starting SPDK v18.04.1 / DPDK 18.02.0 initialization...
> [ DPDK EAL parameters: hello_world -c 0x1 --file-prefix=3Dspdk0
> --base-virtaddr=3D0x1000000000 --proc-type=3Dauto ]
> EAL: Detected 16 lcore(s)
> EAL: Auto-detected process type: PRIMARY
> EAL: No free hugepages reported in hugepages-1048576kB
> EAL: Debug dataplane logs available - lower performance
> EAL: Multi-process socket /var/run/.spdk0_unix
> EAL: Probing VFIO support...
> EAL:   no supported IOMMU extensions found!
> EAL: VFIO support could not be initialized
> Initializing NVMe Controllers
> EAL: PCI device 0000:05:00.0 on NUMA socket 0
> EAL:   probe driver: 144d:a802 spdk_nvme
> EAL: Requested device 0000:05:00.0 cannot be used
> no NVMe controllers found
> """
> kernel: 4.7, SSD: Samsung Electronics Co Ltd Device a802
>
> After days of searching I still cannot figure out the problem. I'm
> wondering if I can get some clue about this error?
>
> Thanks,
> Jing
> _______________________________________________
> SPDK mailing list
> SPDK(a)lists.01.org
> https://lists.01.org/mailman/listinfo/spdk


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