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Subject: Re: ix SR-IOV working
To: freebsd-current@freebsd.org
References: <5b5d3f79-377a-c3d6-fa25-428dbf4faad7@nomadlogic.org>
From: Jan Bramkamp <crest@rlwinm.de>
Message-ID: <59f3b978-3971-2e1a-4ae6-10a9eaa8829a@rlwinm.de>
Date: Fri, 10 Aug 2018 11:35:23 +0200
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On 10.08.18 04:38, Pete Wright wrote:
> hello,
> 
> i have a newly provisioned VPS system from Vultr which comes stock with
> a 10Gbe ix interface:
> 
> ix0@pci0:1:0:0: class=0x020000 card=0x082315d9 chip=0x15578086 rev=0x01
> hdr=0x00
>     vendor     = 'Intel Corporation'
>     device     = '82599 10 Gigabit Network Connection'
>     class      = network
>     subclass   = ethernet
> 
> 
> it is currently running 11-STABLE but was curious if there are any
> reports of people successfully running SR-IOV under CURRENT with this
> hardware and driver?  On both 11.2-RELEASE and 11-STABLE, after running
> iovctl to bring up the interface results in the NIC hanging - for
> example like so:
> 
> $ sudo iovctl -C -f /etc/iovctl.conf
> iovctl: Failed to configure SR-IOV: No space left on device
> 
> <hang>

I got the same error from a X540-AT2, but it didn't hang afterward. The
NIC physical function worked just fine, but I found no way to create
virtual functions. In the end i grabbed two dual port 1Gb/s cards and
passed those to bhyve.