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InfiniBand course / 4. Diagnostics / Checkpoint

Module 4 checkpoint

Diagnose an InfiniBand fabric with infiniband-diags, ibdiagnet, mlxlink and the firmware tools, in the order that finds the fault fastest and with evidence a customer can send you.

Module 4 of 5 in InfiniBand with Quantum14 questionspass mark 80%about 12 minbelow the mark, retry after 24 h

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What it covers

  1. 4.1Discovering a fabric: ibnetdiscover and iblinkinfo
  2. 4.2Counters and errors that mean something
  3. 4.3ibdiagnet: the command you run before escalating
  4. 4.4Link surgery and PHY triage
  5. 4.5Drivers and firmware: DOCA-OFED, mlxfwmanager, mlxconfig, NVOS