Re: [SPDK] Need help for iSCSI configuration for NVMe disc

[Kiran Dikshit <kdikshit at cloudsimple.com>]

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> On 26-May-2017, at 9:11 PM, Harris, James R <james.r.harris(a)intel.com> wrote:
> 
> Hi Kiran,
>  
> Could you attach the following:
>  
> 1)       A log of “lspci –vvv”
> 2)       Your full SPDK iscsi.conf file
> 3)       A full log of the iscsi_tgt output.  Please enable debug (./configure --enable-debug) and add “-t all” to your command line to enable some extra debug logging
>  
> Thanks,
>  
> -Jim
>  
>  
> From: Kiran Dikshit <kdikshit(a)cloudsimple.com>
> Date: Thursday, May 25, 2017 at 7:07 PM
> To: James Harris <james.r.harris(a)intel.com>
> Cc: Storage Performance Development Kit <spdk(a)lists.01.org>
> Subject: Re: [SPDK] Need help for iSCSI configuration for NVMe disc
>  
> Hi Harris,  
>  
> After the previous mail, i did check out the masters and DPDK version 17.05 and found the same issue. 
>  
> SPDK git commit ID : 5597e835c8981d6500d00c0f88fd10edae173621
>  
> Thank you
> Kiran
>  
>> On 26-May-2017, at 12:38 AM, Harris, James R <james.r.harris(a)intel.com <mailto:james.r.harris(a)intel.com>> wrote:
>>  
>> Hi Kiran,
>>  
>> Can you confirm which SPDK git commit ID you are working from?  Since there have been changes in this transport ID format, I want to make sure I provide you the correct details based on the SPDK version you are using.
>>  
>> Thanks,
>>  
>> -Jim
>>  
>>  
>> From: Kiran Dikshit <kdikshit(a)cloudsimple.com <mailto:kdikshit(a)cloudsimple.com>>
>> Date: Wednesday, May 24, 2017 at 10:50 PM
>> To: James Harris <james.r.harris(a)intel.com <mailto:james.r.harris(a)intel.com>>
>> Cc: Storage Performance Development Kit <spdk(a)lists.01.org <mailto:spdk(a)lists.01.org>>
>> Subject: Re: [SPDK] Need help for iSCSI configuration for NVMe disc
>>  
>> Hi Harris, 
>>  
>> I did try with the TransportID “trtype:PCIe traddr:0000.0a:00.0” Nvme3  option i am still seeing the same issue. 
>>  
>> Thank you
>> Kiran
>>  
>>> On 24-May-2017, at 9:50 PM, Harris, James R <james.r.harris(a)intel.com <mailto:james.r.harris(a)intel.com>> wrote:
>>>  
>>>> 
>>>> On May 24, 2017, at 4:10 AM, Kiran Dikshit <kdikshit(a)cloudsimple.com <mailto:kdikshit(a)cloudsimple.com>> wrote:
>>>> 
>>>> Hi All,
>>>> 
>>>> I am trying to configure iSCSI for a NVMe drive and getting the below error’s. I have unbound the NVMe drive from kernel using the setup.sh.
>>>> 
>>>> tgt_node.c: 718:spdk_iscsi_tgt_node_construct: ***ERROR*** Could not construct SCSI device
>>>> tgt_node.c: 984:spdk_cf_add_iscsi_tgt_node: ***ERROR*** tgt_node1: add_iscsi_target_node error
>>>> tgt_node.c:1010:spdk_iscsi_init_tgt_nodes: ***ERROR*** spdk_cf_add_iscsi_tgt_node() failed
>>>> iscsi_subsystem.c: 965:spdk_iscsi_subsystem_init: ***ERROR*** spdk_iscsi_init_tgt_nodes() failed
>>>> app.c: 404:spdk_app_init: ***ERROR*** spdk_subsystem_init() failed
>>>> 
>>>> 
>>>> 
>>>> Below is the section of my iscsi.conf.in <http://iscsi.conf.in/> file for reference.
>>>> 
>>>> # NVMe configuration options
>>>> [Nvme]
>>>> # NVMe Device Whitelist
>>>> # Users may specify which NVMe devices to claim by their PCI
>>>> # domain, bus, device, and function. The format is dddd:bb:dd.f, which is
>>>> # the same format displayed by lspci or in /sys/bus/pci/devices. The second
>>>> # argument is a "name" for the device that can be anything. The name
>>>> # is referenced later in the Subsystem section.
>>>> #
>>>> # Alternatively, the user can specify ClaimAllDevices. All
>>>> # NVMe devices will be claimed and named Nvme0, Nvme1, etc.
>>>> # BDF 0000:00:00.0 Nvme0
>>>>  BDF 0000:0a:00.0 Nvme3
>>> 
>>> Hi Kiran,
>>> 
>>> The format of the NVMe section changed in the last SPDK release, so that we could add support for remote NVMe-oF devices as well.
>>> 
>>> Can you try the following instead?
>>> 
>>> [Nvme]
>>>  TransportID “trtype:PCIe traddr:0000.0a:00.0” Nvme3
>>> 
>>> The comment for spdk_nvme_transport_id_parse() in include/spdk/nvme.h describes the format in more detail, including how to specify NVMe-oF targets.
>>> 
>>> Thanks,
>>> 
>>> -Jim
>>> 
>>> 
>>> 
>>>> 
>>>> [TargetNode1]
>>>>  TargetName disk2
>>>>  TargetAlias "Data Disk2"
>>>>  Mapping PortalGroup1 InitiatorGroup1
>>>>  AuthMethod Auto
>>>>  AuthGroup AuthGroup1
>>>>  UseDigest Auto
>>>>  LUN0 Nvme3
>>>>  QueueDepth 64
>>>> 
>>>> 
>>>> Thank you
>>>> Kiran
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>>  
> 
>  


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