From: Steven D. Vormwald (sdvormwa_at_mtu_dot_edu)
Date: Wed Jan 16 2008 - 13:40:34 PST
Paul H. Hargrove wrote: > Steven, > > Whatever problem you are encountering is beyond my own experience. > Attached is a very small program that is intended to list the names of > your HCAs as queried from the OpenIB verbs interface. Compile as > follows, substituting your correct paths for "/opt/ofed" (and possibly > adding -ldl): > $ cc -o ibvls ibvls.c -I/opt/ofed/include -L/opt/ofed/lib64 -libverbs > and run with no arguments: > $ ./ibvls > ibv_get_device_list: list=0x501eb0 num_hcas=1 > HCA[0] = 'mthca0' > > If this "ibvls" returns a non-empty list of HCAs, then the OpenIB verbs > support from QLogic is working and GASNet is somehow at fault. However, > if this simple test program doesn't find any HCAs, then I suggest you > contact QLogic (or whichever vendor provides support for your cluster) > for help in getting this small test program working. Once this small > test program works, I believe GASNet should probably work as well. > > -Paul > The attached program also didn't find any HCAs, so I'll start looking at the OpenIB configuration. Thanks for your help so far. Steven Vormwald