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fix default driver capability for gpus #1024

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Merged
merged 1 commit into from
Apr 30, 2022
Merged

fix default driver capability for gpus #1024

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4 changes: 2 additions & 2 deletions cmd/nerdctl/run_gpus.go
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Original file line number Diff line number Diff line change
Expand Up @@ -78,9 +78,9 @@ func parseGPUOpt(value string) (oci.SpecOpts, error) {
if len(nvidiaCaps) != 0 {
gpuOpts = append(gpuOpts, nvidia.WithCapabilities(nvidiaCaps...))
} else {
// Add "utility" capability if unset.
// Add "utility", "compute" capability if unset.
// Please see also: https://docs.nvidia.com/datacenter/cloud-native/container-toolkit/user-guide.html#driver-capabilities
gpuOpts = append(gpuOpts, nvidia.WithCapabilities(nvidia.Utility))
gpuOpts = append(gpuOpts, nvidia.WithCapabilities(nvidia.Utility, nvidia.Compute))
}

if rootlessutil.IsRootless() {
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4 changes: 2 additions & 2 deletions docs/gpu.md
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Expand Up @@ -27,12 +27,12 @@ You can also pass detailed configuration to `--gpus` option as a list of key-val

- `count`: number of GPUs to use. `all` exposes all available GPUs.
- `device`: IDs of GPUs to use. UUID or numbers of GPUs can be specified.
- `capabilities`: [Driver capabilities](https://docs.nvidia.com/datacenter/cloud-native/container-toolkit/user-guide.html#driver-capabilities). If unset, `utility` is used.
- `capabilities`: [Driver capabilities](https://docs.nvidia.com/datacenter/cloud-native/container-toolkit/user-guide.html#driver-capabilities). If unset, use default driver `utility`, `compute`.

The following example exposes a specific GPU to the container.

```
nerdctl run -it --rm --gpus capabilities=utility,device=GPU-3a23c669-1f69-c64e-cf85-44e9b07e7a2a nvidia/cuda:9.0-base nvidia-smi
nerdctl run -it --rm --gpus '"capabilities=utility,compute",device=GPU-3a23c669-1f69-c64e-cf85-44e9b07e7a2a' nvidia/cuda:9.0-base nvidia-smi
```

## Fields for `nerdctl compose`
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