From: Kyle Larose <klarose@sandvine.com>
To: Alex Kiselev <kiselev99@gmail.com>
Cc: users <users@dpdk.org>
Subject: Re: [dpdk-users] xl710 NIC doesn't receive 1518 bytes packets
Date: Fri, 26 Jan 2018 13:47:19 +0000 [thread overview]
Message-ID: <a8b0d4a8a5164508a8c546e4a8265388@sandvine.com> (raw)
In-Reply-To: <CAMKNYbzxg_eEY9X-wBdFSS2uVx84_X4++NbHZxwTSyUePb2v4g@mail.gmail.com>
I meant to suggest that, sorry. :(
That said, I think a patch was submitted recently to set the mtu of slave ports when the bond's mtu is set.
http://dpdk.org/browse/dpdk/commit/drivers/net/bonding/rte_eth_bond_pmd.c?id=55b58a7374554cd1c86f4a13a0e2f54e9ba6fe4d
Are you running with that patch?
> -----Original Message-----
> From: Alex Kiselev [mailto:kiselev99@gmail.com]
> Sent: Friday, January 26, 2018 8:44 AM
> To: Kyle Larose
> Cc: users
> Subject: Re: [dpdk-users] xl710 NIC doesn't receive 1518 bytes packets
>
> 2018-01-24 17:14 GMT+03:00 Alex Kiselev <kiselev99@gmail.com>:
> > Hi Kyle.
> >
> > 2018-01-24 17:01 GMT+03:00 Kyle Larose <klarose@sandvine.com>:
> >> Did you set the MTU on the bond port? It has separate configuration IIRC.
>
> I don't see any special API functions for setting MTU of a bonding port
> neither in 17.08.1 that I am currently using nor in the latest DPDK branch.
>
> So, I use regular MTU setting function rte_eth_dev_set_mtu() for my bond
> port created via command line arguments.
> And It doesn't work. 1518 bytes packets are being filtered.
>
> I tried to hardcode setting MTU for each slave port and it solved the
> problem. So, it looks like the problem is the rte_eth_dev_set_mtu() call
> that doesn't change MTU of slave ports when it is called for a bonding port.
>
> The described problem exists at least with i40e driver and doesn't show up
> when I use x520 NICS.
>
> --
> Alex Kiselev
next prev parent reply other threads:[~2018-01-26 13:47 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-23 21:44 Alex Kiselev
2018-01-24 13:50 ` Alex Kiselev
2018-01-24 14:01 ` Kyle Larose
2018-01-24 14:14 ` Alex Kiselev
2018-01-26 13:44 ` Alex Kiselev
2018-01-26 13:47 ` Kyle Larose [this message]
2018-01-26 13:52 ` Alex Kiselev
2018-02-06 12:56 ` Don maillist
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