Re: [SPDK] NVMeF Taget Setup

From: Walker, Benjamin <benjamin.walker at intel.com>
To: spdk@lists.01.org
Subject: Re: [SPDK] NVMeF Taget Setup
Date: Wed, 01 Mar 2017 20:45:23 +0000	[thread overview]
Message-ID: <1488401121.9792.29.camel@intel.com> (raw)
In-Reply-To: 738fdd6f6a733e765aee80b4075064aa@cs.fsu.edu

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Try deleting the [Nvme] section from your configuration file. This is a
 known bug with direct mode that will be fixed shortly.

On Wed, 2017-03-01 at 15:30 -0500, yzhu wrote:
> Hi all,
> 
> I got an error when trying to set up the NVMeF Target. The error
> says 
> "could not found NVMe controller at PCI address xxxxx". However, I
> do 
> have a NVMe drive with our system. I was wondering if someone has an 
> idea about this. I attached my configuration and error I got below.
> 
> 1. Configuration
> # Direct controller
> [Subsystem1]
>    NQN nqn.2016-06.io.spdk:cnode1
>    Core 0
>    Mode Direct
>    Listen RDMA 10.10.16.10:4420
>    Host nqn.2016-06.io.spdk:init
>    NVMe 0000:04:00.0
> 
> 
> 2. Error
> Starting Intel(R) DPDK initialization ...
> [ DPDK EAL parameters: nvmf -c 1 --file-prefix=spdk12027 
> --base-virtaddr=0x1000000000 --proc-type=auto ]
> EAL: Detected 40 lcore(s)
> EAL: Auto-detected process type: PRIMARY
> EAL: No free hugepages reported in hugepages-1048576kB
> EAL: Probing VFIO support...
> EAL: PCI device 0000:04:00.0 on NUMA socket 0
> EAL:   probe driver: 8086:953 spdk_nvme
> Occupied cpu core mask is 0x1
> Occupied cpu socket mask is 0x1
> EAL: PCI device 0000:04:00.0 on NUMA socket 0
> EAL:   probe driver: 8086:953 spdk_nvme
> Ioat Copy Engine Offload Enabled
> EAL: PCI device 0000:04:00.0 on NUMA socket 0
> EAL:   probe driver: 8086:953 spdk_nvme
> Probing device 0000:04:00.0
> Total cores available: 1
> Reactor started on core 0 on socket 0
> *** RDMA Transport Init ***
> allocated subsystem nqn.2014-08.org.nvmexpress.discovery on lcore 0
> on 
> socket 0
> allocated subsystem nqn.2016-06.io.spdk:cnode1 on lcore 0 on socket 0
> Subsystem nqn.2016-06.io.spdk:cnode1 is configured to run on a CPU
> core 
> 0 belonging to a different NUMA node than the associated NIC. This
> may 
> result in reduced performance.
> The NIC is on socket 1
> The Subsystem is on socket 0
> conf.c: 565:spdk_nvmf_construct_subsystem: ***ERROR*** Could not
> find 
> NVMe controller at PCI address 0000:04:00.0
> nvmf_tgt.c: 336:spdk_nvmf_startup: ***ERROR***
> spdk_nvmf_parse_conf() 
> failed
> EAL: PCI device 0000:04:00.0 on NUMA socket 0
> EAL:   probe driver: 8086:953 spdk_nvme
> EAL: Requested device 0000:04:00.0 cannot be used
> 
> Thanks in advance,
> Yue
> _______________________________________________
> SPDK mailing list
> SPDK(a)lists.01.org
> https://lists.01.org/mailman/listinfo/spdk

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