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$ ibstat mlx5_1
CA 'mlx5_1'
CA type: MT4123
Number of ports: 1
Firmware version: 20.26.4012
Hardware version: 0
Node GUID: 0x98039b0300855747
System image GUID: 0x98039b0300855746
Port 1:
State: Active
Physical state: LinkUp
Rate: 100
Base lid: 92
LMC: 0
SM lid: 1
Capability mask: 0x2651e848
Port GUID: 0x98039b0300855747
Link layer: InfiniBand
$ sudo ibtracert 92 265
From ca {0x98039b0300855747} portnum 1 lid 92-92 "thor001 HCA-2"
[1] -> switch port {0xb8599f0300fcca4c}[33] lid 105-105 "MF0;thor-qm8700-3:MQM8700/U1"
[34] -> ca port {0x98039b030085576f}[1] lid 265-265 "thor002 HCA-2"
To ca {0x98039b030085576f} portnum 1 lid 265-265 "thor002 HCA-2"
$ sudo ibtracert 92 114
From ca {0x98039b0300855747} portnum 1 lid 92-92 "thor001 HCA-2"
[1] -> switch port {0xb8599f0300fcca4c}[33] lid 105-105 "MF0;thor-qm8700-3:MQM8700/U1"
[31] -> switch port {0xb8599f0300fcca6c}[16] lid 118-118 "MF0;thor-qm8700-4:MQM8700/U1"
[19] -> switch port {0xb8599f0300fccaac}[29] lid 136-136 "MF0;thor-qm8700-2:MQM8700/U1"
[35] -> ca port {0x98039b0300855757}[1] lid 114-114 "thor017 HCA-2"
To ca {0x98039b0300855757} portnum 1 lid 114-114 "thor017 HCA-2" |
Here is another example to trace the node to the SM node.
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$ ibstat | grep lid
Base lid: 13
SM lid: 1
$ sudo ibtracert 13 1 -C mlx5_0
From ca {0x98039b0300855746} portnum 1 lid 13-13 "thor001 HCA-1"
[1] -> switch port {0x98039b030048fdac}[56] lid 6-6 "MF0;thor-qm8700:MQM8700/U1"
[1] -> switch port {0xec0d9a03001c7060}[36] lid 2-2 "MF0;helios-sb7800:MSB7800/U1"
[32] -> switch port {0x98039b03007ab858}[77] lid 33-33 "MF0;helios-qm8700:MQM8700/U1"
[79] -> ca port {0x98039b03009fd0ae}[1] lid 1-1 "sm02 HCA-1"
To ca {0x98039b03009fd0ae} portnum 1 lid 1-1 "sm02 HCA-1" |