add atmos long run pipeline

.buildkite/longruns_gpu/pipeline.yml

@@ -0,0 +1,49 @@
+agents:
+  queue: clima
+  slurm_mem: 8G
+  modules: julia/1.10.0 cuda/julia-pref openmpi/4.1.5-mpitrampoline nsight-systems/2024.2.1
+
+env:
+  JULIA_MPI_HAS_CUDA: "true"
+  JULIA_NVTX_CALLBACKS: gc
+  JULIA_MAX_NUM_PRECOMPILE_FILES: 100
+  OPENBLAS_NUM_THREADS: 1
+  OMPI_MCA_opal_warn_on_missing_libcuda: 0
+  SLURM_KILL_BAD_EXIT: 1
+  SLURM_GRES_FLAGS: "allow-task-sharing"
+  CONFIG_PATH: "config/longrun_configs"
+
+timeout_in_minutes: 1440
+
+steps:
+  - label: "init :GPU:"
+    key: "init_gpu_env"
+    command:
+      - echo "--- Instantiate"
+      - julia --project=.buildkite -e 'using Pkg; Pkg.instantiate(;verbose=true)'
+      - julia --project=.buildkite -e 'using Pkg; Pkg.precompile()'
+      - julia --project=.buildkite -e 'using CUDA; CUDA.precompile_runtime()'
+      - julia --project=.buildkite -e 'using Pkg; Pkg.status()'
+
+    agents:
+      slurm_gpus: 1
+      slurm_cpus_per_task: 8
+    env:
+      JULIA_NUM_PRECOMPILE_TASKS: 8
+      JULIA_MAX_NUM_PRECOMPILE_FILES: 50
+
+  - wait
+
+  - group: "Global Land Models"
+    steps:
+
+      - label: ":seedling: Soil-Canopy"
+        command:
+          - srun julia --color=yes --project=.buildkite experiments/long_runs/land.jl
+        artifact_paths: "$$JOB_NAME/output_active/*"
+        agents:
+          slurm_gpus: 1
+          slurm_time: 12:00:00
+        env:
+          CLIMACOMMS_DEVICE: "CUDA"
+          JOB_NAME: "soil_canopy"