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fn_registry/bash/functions/infra/cuda_toolkit_check.md
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Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-13 00:50:34 +02:00

2.2 KiB

name, kind, lang, domain, version, purity, signature, description, tags, uses_functions, uses_types, returns, returns_optional, error_type, imports, params, output, tested, tests, test_file_path, file_path
name kind lang domain version purity signature description tags uses_functions uses_types returns returns_optional error_type imports params output tested tests test_file_path file_path
cuda_toolkit_check function bash infra 1.0.0 impure cuda_toolkit_check() -> void Detecta componentes CUDA instalados en el sistema y emite pares key=value a stdout: nvcc (version o missing), nvidia_smi (present/missing), driver_version, cuda_libs (path o missing) y overall (ok|partial|missing). Exit code 0 siempre — funcion informativa, no fatal.
cuda
nvidia
gpu
hardware
probe
infra
toolkit
false error_go_core
name desc
(ninguno) No toma parametros. Lee el estado del sistema via nvcc, nvidia-smi y busqueda en rutas canonicas de CUDA.
Cinco pares key=value en stdout: nvcc, nvidia_smi, driver_version, cuda_libs, overall. overall=ok si los tres componentes principales estan presentes; partial si algunos; missing si ninguno. false
bash/functions/infra/cuda_toolkit_check.sh

Ejemplo

source bash/functions/infra/cuda_toolkit_check.sh
cuda_toolkit_check

Salida en maquina con CUDA completo:

nvcc=12.4
nvidia_smi=present
driver_version=550.54.15
cuda_libs=/usr/local/cuda
overall=ok

Salida en maquina sin CUDA:

nvcc=missing
nvidia_smi=missing
driver_version=missing
cuda_libs=missing
overall=missing

Invocar directamente:

bash bash/functions/infra/cuda_toolkit_check.sh

Parsear desde otro script:

eval "$(cuda_toolkit_check)"
echo "CUDA overall: $overall"
if [[ "$overall" == "ok" ]]; then
    echo "CUDA completo: nvcc=$nvcc driver=$driver_version libs=$cuda_libs"
fi

Notas

  • Idempotente: no instala, no modifica nada, solo consulta.
  • Exit code 0 siempre — ausencia de CUDA es informacion, no fallo.
  • Busca libcuda.so en /usr/local/cuda*, /opt/cuda* y via ldconfig -p.
  • driver_version refleja el driver NVIDIA del kernel, reportado por nvidia-smi.
  • nvcc reporta la version del compilador CUDA toolkit (puede diferir de la version soportada por el driver).
  • Para obtener la version CUDA maxima soportada por el driver, usar get_gpu_info_go_infra (campo CudaVersion del struct GpuInfo).