trival version: need confirm whether protobuf can run weil yet.

fujuntang

2021-09-26 52ce9893a71311c46d4e9ba14ef2a98b3b715e36

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ipcrm -a
 
./dgram_mod_req_rep server 2 & node0=$! && sleep 1
./dgram_mod_req_rep client 2 node1
kill $node0