[dpdk-users] OS hang when running helloworld example with two I210 NICs
Hunt, David
david.hunt at intel.com
Tue Mar 21 15:01:41 CET 2017
On 21/3/2017 1:59 PM, Hunt, David wrote:
>
>
> On 21/3/2017 1:17 PM, Hunt, David wrote:
>>
>>
>> On 21/3/2017 12:46 PM, Michal Michalowski wrote:
>>> Hi David,
>>>
>>> Here is the output of lscpi after NICs after the are configured for
>>> DPDK:
>>>
>>> michal at michal-HP-Z200-Workstation:~$ sudo lspci -vs 18:00
>>> 18:00.0 Ethernet controller: Intel Corporation I210 Gigabit Network
>>> Connection (rev 03)
>>> Subsystem: Intel Corporation Ethernet Server Adapter I210-T1
>>> Physical Slot: 4
>>> Flags: fast devsel, IRQ 16
>>> Memory at f3300000 (32-bit, non-prefetchable) [size=1M]
>>> Memory at f3400000 (32-bit, non-prefetchable) [size=16K]
>>> [virtual] Expansion ROM at f8000000 [disabled] [size=1M]
>>> Capabilities: [40] Power Management version 3
>>> Capabilities: [50] MSI: Enable- Count=1/1 Maskable+ 64bit+
>>> Capabilities: [70] MSI-X: Enable- Count=5 Masked-
>>> Capabilities: [a0] Express Endpoint, MSI 00
>>> Capabilities: [100] Advanced Error Reporting
>>> Capabilities: [140] Device Serial Number
>>> a0-36-9f-ff-ff-d5-07-3b
>>> Capabilities: [1a0] Transaction Processing Hints
>>> Kernel driver in use: uio_pci_generic
>>>
>>> michal at michal-HP-Z200-Workstation:~$ sudo lspci -vs 24:00
>>> 24:00.0 Ethernet controller: Intel Corporation I210 Gigabit Network
>>> Connection (rev 03)
>>> Subsystem: Intel Corporation Ethernet Server Adapter I210-T1
>>> Physical Slot: 1
>>> Flags: fast devsel, IRQ 16
>>> Memory at f3100000 (32-bit, non-prefetchable) [size=1M]
>>> Memory at f3200000 (32-bit, non-prefetchable) [size=16K]
>>> [virtual] Expansion ROM at f8200000 [disabled] [size=1M]
>>> Capabilities: [40] Power Management version 3
>>> Capabilities: [50] MSI: Enable- Count=1/1 Maskable+ 64bit+
>>> Capabilities: [70] MSI-X: Enable- Count=5 Masked-
>>> Capabilities: [a0] Express Endpoint, MSI 00
>>> Capabilities: [100] Advanced Error Reporting
>>> Capabilities: [140] Device Serial Number
>>> a0-36-9f-ff-ff-d5-06-12
>>> Capabilities: [1a0] Transaction Processing Hints
>>> Kernel driver in use: uio_pci_generic
>>>
>>>
>>> Cheers,
>>> Michal
>>
>> Hi Michal,
>> When I bind my interfaces to igb_uio, I maintain the bus master
>> flag. Can you describe the hardware layout? Are you using any kind of
>> PCI multiplexer/riser?
>> Also, what is the output to 'lcpci -t'? That might give us some
>> additional interesting information.
>> Regards,
>> Dave
>
> Michal,
> I looked a bit deeper into the specs of the HP-Z200 workstation. It
> has only 1 PCI gen2, and the rest are PCI gen1. Only one of the 16x
> slots is gen2.
> Could you confirm in which slots a single NIC will work? You can use
> "lspci -vvv -s 18:00 | grep LinkSta" to see the speeds when its
> installed.
> Does a single NIC work in all slots?
> Does it only work on the Gen2 16x slot?
> If you put 2 NICS in 2 gen1 slots, do any of them work?
> Regards,
> Dave.
>
Ignore this mail :)
I sent it before you replied saying the gen2 slot is used by the
graphics card.
I'll look at the lspci -t output now.
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