Ravinandan Arakali wrote: > Pradipta, > Following is the output from gdb after core dump. I have also copy-pasted > the gdb output on client system. > > Attached is the dmesg output when krping test is run in verbose mode. > The ping data on the sender(client) seems okay. The content is shifted > forward by one character for each packet. On receiver, after receiving ping > pkt 9, it seems to jump to pkt no. 1935. Not sure if it's because messages > can be lost during writing to /var/log/messages ? krping is indeed working!!...Using 'verbose' allows you to see the ping data. When not using 'verbose' you see only 'send/recv' messages. > > ----------------------------------------- > (gdb) run -s -vV -C100 -d -a 0.0.0.0 -p 9999 > Starting program: > /tmp/ib/src/userspace/librdmacm/examples/.libs/rping -s -vV -C100 -d -a > 0.0.0.0 -p 9999 > [Thread debugging using libthread_db enabled] > [New Thread -1210054992 (LWP 3668)] > ipaddr (0.0.0.0) > port 9999 > created cm_id 0x804e6e0 > [New Thread -1210057824 (LWP 3671)] > rdma_bind_addr successful > rdma_listen > cma_event type 4 cma_id 0x804e968 (child) > child cma 0x804e968 > > Program received signal SIGSEGV, Segmentation fault. > [Switching to Thread -1210054992 (LWP 3668)] > rping_setup_qp (cb=0x0, cm_id=0x804e968) at examples/rping.c:514 > 514 cb->pd = ibv_alloc_pd(cm_id->verbs); > (gdb) bt > #0 rping_setup_qp (cb=0x0, cm_id=0x804e968) at examples/rping.c:514 > #1 0x0804a716 in main (argc=9, argv=Cannot access memory at address 0x6 > ) at examples/rping.c:767 > (gdb) > > --------------------------------- > (gdb) run -c -vV -C100 -d -a 17.2.2.102 -p 9999 > Starting program: > /tmp/ib/src/userspace/librdmacm/examples/.libs/rping -c -vV -C100 -d -a > 17.2.2.102 -p 9999 > [Thread debugging using libthread_db enabled] > [New Thread 47388824908032 (LWP 4620)] > ipaddr (17.2.2.102) > port 9999 > created cm_id 0x506b00 > [New Thread 1082132800 (LWP 4623)] > cma_event type 0 cma_id 0x506b00 (parent) > cma_event type 2 cma_id 0x506b00 (parent) > rdma_resolve_addr - rdma_resolve_route successful > created pd 0x506e60 > created channel 0x506e80 > created cq 0x506ea0 > created qp 0x506f40 > rping_setup_buffers called on cb 0x505010 > allocated & registered buffers... > [New Thread 1090525504 (LWP 4624)] > cq_thread started. > >
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