From: "Burakov, Anatoly" <anatoly.burakov@intel.com>
To: Daniel Waddington <Daniel.Waddington@ibm.com>, dev@dpdk.org
Subject: Re: [dpdk-dev] DPDK on IBM Power9
Date: Thu, 10 Jan 2019 08:51:53 +0000 [thread overview]
Message-ID: <66d3d521-b780-15d4-fb9a-8f954dd454f6@intel.com> (raw)
In-Reply-To: <OF81EED724.CB8F1684-ON0025837D.007B3405-0025837D.007B340C@notes.na.collabserv.com>
On 09-Jan-19 10:25 PM, Daniel Waddington wrote:
> Hi,
> I'm trying to run DPDK 18.11 on IBM Power9. Should it run? (I'n new to DPDK on Power).
> Thx,
> Daniel
> Below is what I get:
>
> $ sudo ./examples/ethtool/ethtool-app/ppc_64-power8-linuxapp-gcc/app/ethtool --iova-mode=pa -c7 -w 0000:01:00.0
> EAL: Detected 128 lcore(s)
> EAL: Detected 2 NUMA nodes
> EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
> EAL: Probing VFIO support...
> EAL: VFIO support initialized
> EAL: PCI device 0000:01:00.0 on NUMA socket 0
> EAL: probe driver: 8086:1583 net_i40e
> EAL: using IOMMU type 7 (sPAPR)
> EAL: cannot create new DMA window, error 22 (Invalid argument)
> EAL: Could not create new DMA window
> EAL: 0000:01:00.0 DMA remapping failed, error 22 (Invalid argument)
> EAL: Requested device 0000:01:00.0 cannot be used
> Number of NICs: 0
> EAL: Error - exiting with code: 1
> Cause: No available NIC ports!
>
I know _where_ this happens, but as to _why_... You're IBM, you tell me!
There have been numerous issues with VFIO/memory subsystem being pretty
much unmaintained as far as IBM platforms support is concerned, but
there's little i, as a maintainer, can do about it. Thomas is right, one
more reason to ping the relevant people within IBM :)
--
Thanks,
Anatoly
prev parent reply other threads:[~2019-01-10 8:51 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-09 22:25 Daniel Waddington
2019-01-09 22:52 ` Wiles, Keith
2019-01-09 23:22 ` Daniel Waddington
2019-01-09 23:35 ` Wiles, Keith
2019-01-09 23:58 ` Daniel Waddington
2019-01-10 0:07 ` Thomas Monjalon
2019-01-10 0:23 ` Wiles, Keith
2019-01-10 7:40 ` Olga Shern
2019-01-10 8:51 ` Burakov, Anatoly [this message]
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