| 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 |
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| 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 |
