IBUtils2 Utility Documentation v2.25.0

User Manual Revision History

DateRevisionSectionDescription
March 01, 2026 2.25.0-No changes to the user manual.
November 10, 2025 2.24.0-No changes to the user manual.
August 08, 20252.23.0Basic CommandsAdded "--dfp_roots_regex" command
Dragonfly and Topology ValidationAdded "--dfp_roots_regex" command
May 08, 20252.22.0-No changes to the user manual.
January 31, 20252.21.0Basic CommandsUpdated section
Security KeysUpdated section
Cable Diagnostic (Plugin)Added a note that plugin is deprecated and will be entirely removed in the next version.
Cable DiagnosticAdded a note that plugin is deprecated and will be entirely removed in the next version.
November 11, 20242.19.0Basic CommandsAdded the " --security_keys <path to key file>" command
Updated section
ibdiagnet Dump FilesUpdated section
Useful OptionsAdded the "hca_cfg_check" parameter
Validation of SM configuration for HCAsNew section
Security KeysNew section
May 11, 20232.13.0Basic CommandsAdded the "--fast_recovery" command
Updated the "--sharp_opt <[csc][dsc][dscp][ ad_hoc]>" command
Fast RecoveryNew section
NVIDIA Scalable Hierarchical Aggregation and Reduction Protocol (SHARP) SupportUpdated the "--sharp_opt <[csc][dsc][dscp][ ad_hoc]>" command
ibdiagnet Dump FilesAdded "ibdiagnet2.iblinkinfo" filename
January 16, 20232.11.0Basic CommandsAdded the "--ppcc <filename|path|pattern>" command
Updated the "-P | --counter <cntr=threshold,... | all=threshold>" command
Port CountersUpdated the "-P | -counter <<PM>=<value>>" command
Routing ValidationUpdated the "-r | -routing" command
RoutersUpdated the section.
Congestion ControlAdded the "--ppcc <filename|path|pattern>" command and "Output Port Programmable Congestion Control" sample.
ibdiagnet Dump FilesUpdated section
May 03, 20222.9.0Basic CommandsAdded new commands
Port CountersUpdated the Port Counters Types and Port Counters Reset parameters
Routing ValidationUpdated Routing Validation Options
Infiniband Security

Added the following sections:

  • VendorSpecific Key (VS Key)
  • CongestionControl Key (CC Key)
  • Manager2Node Key (M2N Key)
Fat-Tree Topology ValidationAdded new parameters

© Copyright 2026, NVIDIA. Last updated on Mar 1, 2026