On Sun, 2006-02-12 at 08:52, Michael S. Tsirkin wrote: > Quoting Hal Rosenstock <[EMAIL PROTECTED]>: > > > > > Hi, Roland! One issue we have with IPoIB is that IPoIB may cache a > > > > > remote node path for a long time. Remote LID may get changed e.g. if > > > > > the > > > > > SM is changed, and IPoIB might lose connectivity. > > > > > > > > The remote LID may get changed for other reasons too without an SM > > > > change (SM merge of 2 separate subnets). How can this be handled ? > > > > > > Change the SM to trigger SM lid change for both subnets? > > > > I think that's overly disruptive for the subnet whose SM didn't change. > > There should be a gentler way... > > So that another issue with IPoIB subnet spanning multiple IB subnets. > The IPoIB spec already lists several of these.
I was referring to the subnet merge case. In the case of 2 IB subnets within a single IPoIB subnet, there is another layer of this issue as you point out. -- Hal _______________________________________________ openib-general mailing list [email protected] http://openib.org/mailman/listinfo/openib-general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
