Disabling SHARP on Specific Network Devices in OpenSM

NVIDIA Scalable Hierarchical Aggregation and Reduction Protocol (SHARP) Rev 3.5.1

Disabling SHARP on a specific network switch device can be performed using OpenSM device configuration file by performing the following:

  1. Define a port group with the specified network device in the port groups file. The group is specified by the pgrp_policy_file parameter in the OpenSM configuration file.
    For example:

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    port-group name: NON_SHARP_SWITCHES port-guid: 0x0002c90000000001 end-port-group

  2. Configure OpenSM to disable SHARP on the devices of the specified port groups in device configuration file specified by the device_configuration_file parameter in OpenSM configuration file.

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    port-conf port-group-name: NON_SHARP_SWITCHES sharp-enabled: 0 end-port-conf

  3. Reload OpenSM.

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