From: Asaf Penso <asafp@mellanox.com>
To: Georgios Katsikas <katsikas.gp@gmail.com>, "dev@dpdk.org" <dev@dpdk.org>
Cc: Tom Barbette <barbette@kth.se>
Subject: Re: [dpdk-dev] Testpmd parameter --enable-lro fails on Mellanox ConnectX5
Date: Tue, 15 Oct 2019 14:06:53 +0000 [thread overview]
Message-ID: <AM6PR05MB6615476240E9BEAD511321A4C0930@AM6PR05MB6615.eurprd05.prod.outlook.com> (raw)
In-Reply-To: <CAN9HtFBUvV9T+1NnRv9-2Ar9Uwh5d9EFhY5ieMDiiTyRfk+iZQ@mail.gmail.com>
Hello Georgios,
Thanks for your mail!
We'll have a deeper look internally and will contact you about our results.
Regards,
Asaf Penso
> -----Original Message-----
> From: dev <dev-bounces@dpdk.org> On Behalf Of Georgios Katsikas
> Sent: Tuesday, October 15, 2019 9:06 AM
> To: dev@dpdk.org
> Cc: Tom Barbette <barbette@kth.se>
> Subject: [dpdk-dev] Testpmd parameter --enable-lro fails on Mellanox
> ConnectX5
>
> Hi all,
>
> In the latest features of the MLX5 PMD (i.e., DPDK 19.08), there is LRO
> hardware support.
> However, I cannot make it work with our dual port 100GbE Mellanox
> ConnectX5
> (MT27800) card.
>
> Let me first describe the configuration of my testbed: First,I upgraded
> OFED to the latest 4.7-1.0.0 with firmware version 16.26.1040
> (MT_0000000008) and installed the latest MFT (4.13) to enable DevX
> according to the instructions here
> <https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdoc.
> dpdk.org%2Fguides%2Fnics%2Fmlx5.html&data=02%7C01%7Casafp%40
> mellanox.com%7C18e034c229d64911ff7b08d75135d96a%7Ca652971c7d2e4d9
> ba6a4d149256f461b%7C0%7C1%7C637067164036442822&sdata=PfV3NV
> Nj3t0Bw3CiWxRIiVgats8Ma1b755qY4UIXXo0%3D&reserved=0>:
>
> mlxconfig -d <device> set UCTX_EN=1
>
> My OS is Ubuntu server 18.04 with kernel 4.15.0-65-generic. I also tested
> on another server with the same distro but more recent kernel (5.15),
> without any luck.
>
> To test LRO, I simply use testpmd as follows:
>
> sudo ./testpmd -l 0-15 -w 0000:03:00.1 -v -- --txq=16 --rxq=16
> --nb-cores=15 --enable-lro -i
>
> Th output I get is:
>
> Configuring Port 0 (socket 0)
> net_mlx5: Failed to create RQ using DevX
> net_mlx5: port 0 Rx queue 8 RQ creation failure
> net_mlx5: port 0 Rx queue allocation failed: Cannot allocate memory
> Fail to start port 0
> Please stop the ports first
> Done
>
> Reducing the number of queues does not solve the problem. Specifically, if
> I ask for 1 rX and 1 Tx queue, testpmd fails without an error from the mlx
> driver:
>
> Configuring Port 0 (socket 0)
> Fail to start port 0
> Please stop the ports first
> Done
>
> I would appreciate your help on this issue.
>
> Best regards,
> Georgios
next prev parent reply other threads:[~2019-10-15 14:06 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-15 6:06 Georgios Katsikas
2019-10-15 14:06 ` Asaf Penso [this message]
2019-10-17 16:20 ` Asaf Penso
2019-10-18 6:51 ` Georgios Katsikas
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