microsoft / microsoft/WSL

NUMA support

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Description

### Windows Version

Microsoft Windows [Version 10.0.22621.1848]

### WSL Version

1.2.5.0

### Are you using WSL 1 or WSL 2?

- [X] WSL 2
- [ ] WSL 1

### Kernel Version

5.15.90.1

### Distro Version

Ubuntu 23.04

### Other Software

Tensorflow version: 2.13.0

### Repro Steps

python3 -c "import tensorflow as tf; print(tf.reduce_sum(tf.random.normal([1000, 1000])))"

### Expected Behavior

WSL kernel has an NUMA support.

### Actual Behavior

2023-07-12 14:59:25.260129: I tensorflow/compiler/xla/stream_executor/cuda/cuda_gpu_executor.cc:981] could not open file to read NUMA node: /sys/bus/pci/devices/0000:01:00.0/numa_node
Your kernel may have been built without NUMA support.

### Diagnostic Logs

_No response_

Contributor guide

Open the contributing guide

Research direction

No file, test, or entry point is named in the issue. Start by running the provided TensorFlow reproduction and reviewing the WSL kernel's NUMA-related behavior; done means the warning disappears and the kernel exposes NUMA support for the reported device.

Written by the indexing model from the issue text.

Assessment

Tech stack
linux, tensorflow
Domain
operating-systems
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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