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rdmaucma_example.txt
Demonstrations of rdmaucma, the Linux eBPF/bcc version. This program traces RDMA UCMA(Userspace Connection Manager Access) events, then help us to analyze issues on RDMA CM. Example of rdmaucma: # ./rdmaucma Tracing RDMA Userspace Connection Manager Access event... Hit Ctrl-C to end. Timestamp Event Family Local Remote 09:47:49 connect request IPv6 fdcc:abcd:15:479::165:6379 fdcc:abcd:15:479::166:61293 09:47:49 established IPv6 fdcc:abcd:15:479::165:6379 fdcc:abcd:15:479::166:61293 09:47:51 disconnected IPv6 fdcc:abcd:15:479::165:6379 fdcc:abcd:15:479::166:61293 09:47:52 connect request IPv6 fdcc:abcd:15:479::165:6379 fdcc:abcd:15:479::166:33402 09:47:52 established IPv6 fdcc:abcd:15:479::165:6379 fdcc:abcd:15:479::166:33402 09:47:53 disconnected IPv6 fdcc:abcd:15:479::165:6379 fdcc:abcd:15:479::166:33402 09:48:06 connect request IPv4 192.168.122.165:6379 192.168.122.166:41498 09:48:06 established IPv4 192.168.122.165:6379 192.168.122.166:41498 09:48:10 disconnected IPv4 192.168.122.165:6379 192.168.122.166:41498 09:48:11 connect request IPv4 192.168.122.165:6379 192.168.122.166:19047 09:48:11 established IPv4 192.168.122.165:6379 192.168.122.166:19047 09:48:11 disconnected IPv4 192.168.122.165:6379 192.168.122.166:19047 Full USAGE: # ./rdmaucma -h usage: rdmaucma [-h] [-D] Trace RDMA Userspace Connection Manager Access Event optional arguments: -h, --help show this help message and exit -D, --debug print BPF program before starting (for debugging purposes) examples: ./rdmaucma # Trace all RDMA Userspace Connection Manager Access Event