RDMA_CM over RoCE

2011-10-19 Thread Kelly Burkhart
Hello, I'm having a problem connecting using RDMA_CM over ethernet. I have two machines each with a Mellanox MT26428. The ethernet ports are connected through an arista 10G switch. The IB ports are connected through an IB switch. The test programs rdma_lat or ucmatose run successfully over the

Re: RDMA_CM over RoCE

2011-10-20 Thread Kelly Burkhart
On Wed, Oct 19, 2011 at 8:28 AM, Kelly Burkhart wrote: > Hello, > > I'm having a problem connecting using RDMA_CM over ethernet Actually not. My network admin found some sort of misconfiguration on the switch that caused the problem Everything works now. -K -- To unsubsc

Re: RDMA_CM over RoCE

2011-10-21 Thread Kelly Burkhart
tion. On Thu, Oct 20, 2011 at 4:01 PM, Or Gerlitz wrote: > Kelly Burkhart wrote: > >>> I'm having a problem connecting using RDMA_CM over ethernet >> Actually not.  My network admin found some sort of misconfiguration on >> the switch that caused the prob

UDP -> IPoIB -> Verbs

2011-10-21 Thread Kelly Burkhart
Experts, Is it possible using verbs to send and/or recv UDP data traveling over IPoIB? Or to assocate a socket with a completion queue? -K -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majord...@vger.kernel.org More majordomo info at http:/

rdma_cm UD sendto without connect

2011-11-03 Thread Kelly Burkhart
Is it possible to send/recv datagrams with no previous connection similar to UDP sendto/recvfrom? UD examples I've seen are connection oriented and listen/connect/accept, establishing a connection prior to conversing. It appears that in order to do what I want, I need an ibv_ah to put in the send

Re: rdma_cm UD sendto without connect

2011-11-03 Thread Kelly Burkhart
On Thu, Nov 3, 2011 at 10:44 AM, Hefty, Sean wrote: >> Is it possible to send/recv datagrams with no previous connection >> similar to UDP sendto/recvfrom?  UD examples I've seen are connection >> oriented and listen/connect/accept, establishing a connection prior to >> conversing. > > To send a d

Node based multicast membership (was Independent server management of Multicasting connections)

2011-11-28 Thread Kelly Burkhart
On Tue, Nov 22, 2011 at 2:01 PM, Hefty, Sean wrote: > Also, be aware that the SA manages multicast joins per node and not per > request.  I.e. If node X joins a group twice, followed by 1 leave request, > the node will be removed from the group.  The SA does not perform reference > counting.  (