ibdiagnet InfiniBand Fabric Diagnostic Tool User Manual v2.11.0
IBUtils2 Utility Release Notes v2.15

Cable Diagnostic

Warning

Cable plugin and its parameters are now obsolete and not supported in the CMIS cables, please use --get_phy_info instead.

Cable plugin collects various information from the cables attached to the fabric ports.

Parameter

Description

--get_cable_info

Gets cable info from the fabric ports and dump cable info to ibdiagnet2.db_csv and ibdiagnet2.cables.

Not supported in CMIS cables, --get_phy_info should be used instead.

--cable_info_disconnected

Gets cable info on disconnected ports (the cable is attached only to the switch port). This option is applicable with the "get-cable-info" flag. Data will be dumped to ibdiagnet2.db_csv and ibdiagnet2.cables.

Not supported in CMIS cables, --get_phy_info and --phy_cable_disconnected should be used instead.

Example:

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ibdiagnet --get-cable-info --cable_info_disconnected

The data is dumped to the ibdiagnet2.cables file in the following format:

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------------------------------------------------------- Port=1 Lid=0x00a4 GUID=0xf45214030046a0a1 Port Name=coral-ufm-001/U1/P1 ------------------------------------------------------- Vendor: Mellanox OUI: 0x2c9 PN: MCP1600-E002 SN: MT1739VS02126 Rev: A3 Length: 2 m Type: Copper cable- unequalized SupportedSpeed: SDR/DDR/QDR/FDR/EDR Temperature: N/A PowerClass: 1 NominalBitrate: 0 Gb/s CDREnableTxRx: N/A N/A InputEq: N/A OutputAmp: N/A OutputEmp: N/A FW Version: N/A Attenuation(5,7,12): 7 8 13 RX power type: OMA RX1 Power: 0.000 mW, -999.999 dBm RX2 Power: 0.000 mW, -999.999 dBm RX3 Power: 0.000 mW, -999.999 dBm RX4 Power: 0.000 mW, -999.999 dBm TX1 Bias: 0.000 mA TX2 Bias: 0.000 mA TX3 Bias: 0.000 mA TX4 Bias: 0.000 mA TX1 Power: 0.000 mW, -999.999 dBm TX2 Power: 0.000 mW, -999.999 dBm TX3 Power: 0.000 mW, -999.999 dBm TX4 Power: 0.000 mW, -999.999 dBm

© Copyright 2023, NVIDIA. Last updated on May 23, 2023.