Networking ConnectX-7 Firmware Release Notes

Bug Fixes in this Firmware Version

Internal Ref.

Issue

4986813 / 4704203

Description: Fixed a constant packet drop issue that caused DeepEP test case traffic to hang.
The fix updates the STE search flow to run under a locking mechanism, preventing access to invalid STE entries that could result in packet drops.

Keywords: DeepEP

Detected in version:

28.43.2566

Fixed in Release:

28.47.3576

4895260 / 4683339

Description: Fixed an issue where QPs established before loading DOCA PCC could exhibit inconsistent algorithm-selected behavior between ports in LAG mode after DOCA PCC is loaded.

Keywords: Congestion Control, DOCA PCC

Detected in version:

28.43.2566

Fixed in Release:

28.47.3576

4980136 / 4220646 / NVbug 6072675

Description: Fixed an issue where a missing .ini parameter caused total_num_of_hosts to increment incorrectly, resulting in the inability to create a Hardware RoCE LAG (mlx5_bond_0).

Keywords: RoCE LAG

Detected in version:

28.47.2526

Fixed in Release:

28.47.3576

4921307 / 4873608

Description: Fixed an issue where a precopy image was handled during the stop-copy phase, resulting in extended downtime due to a software limitation. The slow performance was caused by a handler that performed a linear data search. The fix improves the search algorithm through compile-time preprocessing.

Keywords: Live Migration

Detected in version:

28.47.1026

Fixed in Release:

28.47.3576

4982511 / 4947006

Description: Fixed two rare race conditions in the PCC steering extension when the feature is enabled via path migration, empty RTT, or a custom header.

Keywords: PCC steering extension

Detected in version:

28.47.1026

Fixed in Release:

28.47.3576

4979312 / 4792659

Description: Fixed an issue where the firmware did not accept the configured NUM_OF_VFS value and instead used the default VF setting.

Keywords: VF settings

Detected in version:

28.47.1026

Fixed in Release:

28.47.3576

4924799 / 4859700

Description: Fixed an issue caused by a race condition in standby/boot power sequencing. In certain timing windows, port power-down could be delayed such that the power-up flow detected the port still transitioning to power-down, causing the sequence to fail and leaving the port stuck in a powered-down state.

Keywords: PXE boot

Detected in version:

28.47.1026

Fixed in Release:

28.47.3576

4850603 / 4907678

Description: Fixed a rare race condition in the SUSPEND_VHCA command that could cause the command to hang.

Keywords: Live Migration

Detected in version:

28.47.1088

Fixed in Release:

28.47.3576

Last updated: