Re: [Xen-users] dedicate nic to drbd in domU

[Mark Adams <mark@xxxxxxxxxxxxxxxxxx>]

Personally I've had some OK success with HVM passthrough (VT-d), but
issues with PV. Didn't get to the bottom of my problems. Other people
report it works perfectly fine! If using multiple bridges work OK I
would suggest this is the easiest and most stable way forward.

On Sun, Oct 31, 2010 at 09:53:26PM +0100, s3t@xxxxxxxxxx wrote:
> 
> 
> right,  now i try multiple bridge configuration works ok.
> Question was if is pci passthrough stable or i can expect some trouble with 
> this configuration.
> I need use this model in production and i don't know witch way is more stable 
> :)
> 
> ______________________________________________________________
> > Od: mark@xxxxxxxxxxxxxxxxxx
> > Komu: Mark Adams <mark@xxxxxxxxxxxxxxxxxx>
> > CC: "<s3t@xxxxxxxxxx>" <s3t@xxxxxxxxxx>,xen-users 
> > <xen-users@xxxxxxxxxxxxxxxxxxx>
> > Datum: 31.10.2010 21:28
> > P??edm??t: Re: [Xen-users] dedicate nic to drbd in domU
> >
> >Anyway, for a dedicated nic in domU you can use pci passthrough or a custom 
> >network script.  Look here for my-network-script 
> >example http://wiki.xensource.com/xenwiki/XenNetworking
> 
> Regards,Mark
> On 31 Oct 2010, at 20:20, Mark Adams <mark@xxxxxxxxxxxxxxxxxx> wrote:
> 
> Ah, isn't that the same thing?
> Regards,Mark
> On 31 Oct 2010, at 19:37, <s3t@xxxxxxxxxx> wrote:
> 
>  >ganeti is for hw fail over and not solve auto fail over.
>  >I have 2 physical xen servers on xen1 is ha1-mysql vm and on xen2 is 
> ha2-mysql.
>  >Bouth vm share virtual ip and drbd disk where is mysql db. If one of them 
> is down (if vm have some issue or physical server go down) second take over 
> ip and mysql service.  
>  >
>  >______________________________________________________________
>  >> Od: mark@xxxxxxxxxxxxxxxxxx
>  >> Komu: "<s3t@xxxxxxxxxx>" <s3t@xxxxxxxxxx>
>  >> CC: xen-users <xen-users@xxxxxxxxxxxxxxxxxxx>
>  >> Datum: 31.10.2010 20:28
>  >> P??edm??t: Re: [Xen-users] dedicate nic to drbd in domU
>  >>
>  >>For HA you want drbd in your dom0. If your learning from scratch your 
> probably best researching ganeti.
>  >
>  >Regards,Mark
>  >On 31 Oct 2010, at 19:14, <s3t@xxxxxxxxxx> wrote:
>  >
>  > >i wont to make HA for domU.
>  > >i think ist simple do that in domU. Maybe im wrong :(
>  > >
>  > >______________________________________________________________
>  > >> Od: mark@xxxxxxxxxxxxxxxxxx
>  > >> Komu: "<s3t@xxxxxxxxxx>" <s3t@xxxxxxxxxx>
>  > >> CC: xen-users <xen-users@xxxxxxxxxxxxxxxxxxx>
>  > >> Datum: 31.10.2010 19:28
>  > >> P??edm??t: Re: [Xen-users] dedicate nic to drbd in domU
>  > >>
>  > >>Why are you using drbd in domU instead of dom0?
>  > > >
>  > > >Regards,
>  > > >Mark
>  > > >
>  > > >On 31 Oct 2010, at 17:46, <s3t@xxxxxxxxxx> wrote:
>  > > >
>  > > >> Hi,
>  > > >> 
>  > > >> i wont separate drbd traffic in domU to eth1 interface.
>  > > >> 
>  > > >> What is the best way to do that? I think about make eth1 nic 
> passthrough
>  > > >> to my domU. Can i expect some problems with this configuration?
>  > > >> 
>  > > >> 
>  > > >> _______________________________________________
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