Neuron Driver 2.x Release Notes¶
Known issues¶
Updated : 04/29/2022
In rare cases of multi-process applications running under heavy stress a model load failure my occur. This may require reloading of the Neuron Driver as a workaround.
Neuron Driver release [2.3.26.0]¶
Date: 08/02/2022
Bug Fixes¶
Security Update: Blocked user space access to control registers and DMA control queues intended to be used by the Neuron Driver only. Recommending upgrade to all customers.
Neuron Driver release [2.3.11.0]¶
Date: 05/27/2022
New in this release¶
This driver is required to support future releases of the Neuron Runtime. Included in the release is both a bug fix to avoid a kernel crash scenario and an increased compatibility range to ensure compatibility with future versions of Neuron Runtime.
Bug Fixes¶
Correction to huge aligned memory allocation/freeing logic that was previously susceptible to crashes in the kernel. The crash would bring down the OS. Recommending upgrade to all customers.
Neuron Driver release [2.3.3.0]¶
Date: 04/29/2022
New in this release¶
Minor performance improvements on inference and loading of models.
Bug Fixes¶
Reduced Host CPU usage when reading
hw_countersmetric from neuron-monitorMinor bug fixes.
Neuron Driver release [2.2.6.0]¶
Date: 10/27/2021
New in this release¶
Memory improvements made to ensure all allocations are made with 4K alignments.
Resolved issues¶
No longer delays 1s per NeuronDevice when closing Neuron Tools applications.
Fixes a Ubuntu 20 build issue
Neuron Driver release [2.1]¶
Support is added for Neuron Runtime 2.x (
libnrt.so).Support for previous releases of Neuron Runtime 1.x is continued with Driver 2.x releases.