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Date: Tue, 27 Jan 2015 18:15:32 +0100
From: =?iso-8859-1?Q?Beno=EEt?= Canet <benoit.canet@irqsave.net>
To: "Xie, Huawei" <huawei.xie@intel.com>
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Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] vhost user examples
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The Tuesday 27 Jan 2015 à 17:10:29 (+0000), Xie, Huawei wrote :
> 
> 
> > -----Original Message-----
> > From: Benoît Canet [mailto:benoit.canet@irqsave.net]
> > Sent: Wednesday, January 28, 2015 1:00 AM
> > To: Xie, Huawei
> > Cc: Benoît Canet; dev@dpdk.org
> > Subject: Re: vhost user examples
> > 
> > The Tuesday 27 Jan 2015 à 16:33:19 (+0000), Xie, Huawei wrote :
> > >
> > > > -----Original Message-----
> > > > From: Benoît Canet [mailto:benoit.canet@irqsave.net]
> > > > Sent: Tuesday, January 27, 2015 10:11 PM
> > > > To: Xie, Huawei; dev@dpdk.org
> > > > Subject: vhost user examples
> > > >
> > > >
> > > > Hi Xie,
> > > >
> > > > I would be interested in alpha testing the vhost user patchset.
> > > >
> > > > Is there an up to date example of how to use it ?
> > > >
> > >
> > > vHost has a parameter called base_name. Temporarily you could specify --
> > base-name as
> > > the unix domain socket path, and set it in the qemu command line as socket
> > path.
> > > recommended qemu command line for memory and vhost configuration:
> > > -m $MEM -object memory-backend-file,id=mem,size=${MEM}M,mem-
> > path=/mnt/huge,share=on -numa node,memdev=mem  -mem-prealloc
> > > -chardev socket,id=char0,path=$sock_path  -netdev type=vhost-
> > user,id=mynet1,chardev=char0,vhostforce \
> > > -device virtio-net-pci,mac=52:54:00:12:34:11,netdev=mynet1
> > 
> > Thanks,
> > 
> > Is the upstream vhost example in master already patched for this ?
> > Or does it still required some patches ?
> Yes, vhost example already supports base_name parameter.
> Previously it is used for name of the vhost character device file.
> You could use it as socket path name.

Thanks a lot

I am looking forward receiving my intel network card and testing
it.

Best regards

Benoît
> 
> > 
> > Best regards
> > 
> > Benoît
> > 
> > >
> > > > Best regards
> > > >
> > > > Benoît