2009/6/5 Hal Rosenstock <hal.rosenst...@gmail.com> > On Fri, Jun 5, 2009 at 4:06 AM, Titov Alexander <titof...@gmail.com> > wrote: > > Hello, > > I work in VDS hosting provider and we want increase our bandwidth with > > Infiniband. I make Infiniband test stand with two machines with > > Mellanox MT26428, switch MTS3600 and SLES11 with Xen. > > How can I connect ip network over IB to Xen guest machine? > > I see two ways: > > 1) I use Qlogic VNIC and bridge virtual xen interface with VNIC ethernet. > It > > isn't true way, because data transfers with great overhead ( Maybe I > > mistake?). > > I try this way and I receve error bad MAD status (110) from lid 0 from > > command ib_qlgc_vnic_query. I try it with OFED and SLES11, Qlogic OFED+ > and > > SLES10SP2, Mellanox OFED and SLES10SP2. I get this error for all > > configurations. > > Is an SM running in the IB subnet ?
Yes, OpenSM is running. > > 2) I use IPoIB with Ethernet IB bridge (gateway). But I found about it > only > > few phrases on openfabrics site. (for > > example http://www.openfabrics.org/OFAReport/article4.htm ). Where can I > > find this code? > > Can you suggest me best solution? > > I think there are a few general approaches for IP connectivity between > IB and ethernet: > > 1. Gateways (Voltaire has one, QLogic may (I forget)) > 2. VNIC approaches (QLogic, Xsigo, maybe others) > 3. Use linux box as IP router with ethernet and IPoIB interfaces > > What's best depends on your specific requirements. Thank You. But you don't understand me enough. I wrote about Xen host machine (Dom0) and Xen guest machine (DomU). I need connect infiniband interface in Dom0 and virtual ethernet interface in Dom0. Usually its makes with ethernet bridge, but this bridge cannot work with infiniband logical. I thought that VNIC is best solution for us. But I want hear about alternative solution. > > -- Hal > > > -- > > Best regards, > > Titov Alexander > > _______________________________________________ > > general mailing list > > general@lists.openfabrics.org > > http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general > > > > To unsubscribe, please visit > > http://openib.org/mailman/listinfo/openib-general > > > -- С уважением, Титов Александр
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