[ewg] RE: [ofa-general] how do I use uDAPL with iWARP?

Scott Weitzenkamp (sweitzen) sweitzen at cisco.com
Wed Apr 2 16:28:31 PDT 2008


> > I tried that, and it didn't work:
> >
> > [root at svbu-qa2950-1 ~]# grep eth /etc/dat.conf
> > OpenIB-cma u1.2 nonthreadsafe default libdaplcma.so.1 dapl.1.2  
> > "eth2 0"
> > ""
> > [root at svbu-qa2950-1 ~]# dtest
> > 10194 Running as server - OpenIB-cma
> > 10194 Error dat_ep_create: DAT_INVALID_HANDLE
> > 10194 Error freeing EP: DAT_INVALID_HANDLE DAT_INVALID_HANDLE_EP
> 
> Ah, it is using the correct device then. Do you have the rdma_ucm  
> modules loaded?

Yes, I do:

[root at svbu-qa2950-1 ~]# lsmod | grep cm
rdma_ucm               47232  0
ib_uverbs              75568  1 rdma_ucm
rdma_cm                67348  2 rdma_ucm,ib_sdp
ib_cm                  67496  2 ib_ipoib,rdma_cm
iw_cm                  43656  1 rdma_cm
ib_sa                  74632  3 ib_ipoib,rdma_cm,ib_cm
ib_mad                 70948  5 ib_umad,mlx4_ib,ib_mthca,ib_cm,ib_sa
ib_core                97664  13
rdma_ucm,ib_sdp,ib_ipoib,ib_uverbs,ib_umad,iw_c
xgb3,mlx4_ib,ib_mthca,rdma_cm,ib_cm,iw_cm,ib_sa,ib_mad
ib_addr                41992  1 rdma_cm



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