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5ae0e58a4a
We need to set them as `min(num_cpu_cores, num_gpus * max_tests_per_gpu, total ram in GB/6)` where max_tests_per_gpu = (GPU memory / 2GB) PiperOrigin-RevId: 731730857
126 lines
4.9 KiB
Bash
Executable File
126 lines
4.9 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2024 The JAX Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# ==============================================================================
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# Run Bazel GPU tests without RBE. This runs two commands: single accelerator
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# tests with one GPU a piece, multiaccelerator tests with all GPUS.
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# Requires that jaxlib, jax-cuda-plugin, and jax-cuda-pjrt wheels are stored
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# inside the ../dist folder
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#
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# -e: abort script if one command fails
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# -u: error if undefined variable used
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# -x: log all commands
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# -o history: record shell history
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# -o allexport: export all functions and variables to be available to subscripts
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set -exu -o history -o allexport
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# Source default JAXCI environment variables.
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source ci/envs/default.env
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# Set up the build environment.
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source "ci/utilities/setup_build_environment.sh"
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# Run Bazel GPU tests (single accelerator and multiaccelerator tests) directly
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# on the VM without RBE.
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nvidia-smi
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echo "Running single accelerator tests (without RBE)..."
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# Set up test environment variables.
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# Set the number of test jobs to min(num_cpu_cores, gpu_count * max_tests_per_gpu, total_ram_gb / 6)
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# We calculate max_tests_per_gpu as memory_per_gpu_gb / 2gb
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# Calculate gpu_count * max_tests_per_gpu
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export gpu_count=$(nvidia-smi --query-gpu=name --format=csv,noheader | wc -l)
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export memory_per_gpu_gb=$(nvidia-smi --query-gpu=memory.total --format=csv,noheader,nounits --id=0)
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export memory_per_gpu_gb=$((memory_per_gpu_gb / 1024))
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# Allow 2 GB of GPU RAM per test
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export max_tests_per_gpu=$((memory_per_gpu_gb / 2))
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export num_test_jobs=$((gpu_count * max_tests_per_gpu))
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# Calculate num_cpu_cores
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export num_cpu_cores=$(nproc)
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# Calculate total_ram_gb / 6
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export total_ram_gb=$(awk '/MemTotal/ {printf "%.0f", $2/1048576}' /proc/meminfo)
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export host_memory_limit=$((total_ram_gb / 6))
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if [[ $num_cpu_cores -lt $num_test_jobs ]]; then
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num_test_jobs=$num_cpu_cores
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fi
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if [[ $host_memory_limit -lt $num_test_jobs ]]; then
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num_test_jobs=$host_memory_limit
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fi
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# End of test environment variables setup.
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# Don't abort the script if one command fails to ensure we run both test
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# commands below.
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set +e
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# Runs single accelerator tests with one GPU apiece.
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# It appears --run_under needs an absolute path.
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# The product of the `JAX_ACCELERATOR_COUNT`` and `JAX_TESTS_PER_ACCELERATOR`
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# should match the VM's CPU core count (set in `--local_test_jobs`).
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bazel test --config=ci_linux_x86_64_cuda \
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--config=resultstore \
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--config=rbe_cache \
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--repo_env=HERMETIC_PYTHON_VERSION="$JAXCI_HERMETIC_PYTHON_VERSION" \
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--//jax:build_jaxlib=false \
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--test_env=XLA_PYTHON_CLIENT_ALLOCATOR=platform \
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--run_under "$(pwd)/build/parallel_accelerator_execute.sh" \
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--test_output=errors \
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--test_env=JAX_ACCELERATOR_COUNT=$gpu_count \
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--test_env=JAX_TESTS_PER_ACCELERATOR=$max_tests_per_gpu \
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--local_test_jobs=$num_test_jobs \
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--test_env=JAX_EXCLUDE_TEST_TARGETS=PmapTest.testSizeOverflow \
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--test_tag_filters=-multiaccelerator \
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--test_env=TF_CPP_MIN_LOG_LEVEL=0 \
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--test_env=JAX_SKIP_SLOW_TESTS=true \
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--action_env=JAX_ENABLE_X64="$JAXCI_ENABLE_X64" \
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--action_env=NCCL_DEBUG=WARN \
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--color=yes \
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//tests:gpu_tests //tests:backend_independent_tests \
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//tests/pallas:gpu_tests //tests/pallas:backend_independent_tests
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# Store the return value of the first bazel command.
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first_bazel_cmd_retval=$?
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echo "Running multi-accelerator tests (without RBE)..."
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# Runs multiaccelerator tests with all GPUs directly on the VM without RBE..
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bazel test --config=ci_linux_x86_64_cuda \
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--config=resultstore \
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--config=rbe_cache \
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--repo_env=HERMETIC_PYTHON_VERSION="$JAXCI_HERMETIC_PYTHON_VERSION" \
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--//jax:build_jaxlib=false \
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--test_env=XLA_PYTHON_CLIENT_ALLOCATOR=platform \
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--test_output=errors \
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--jobs=8 \
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--test_tag_filters=multiaccelerator \
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--test_env=TF_CPP_MIN_LOG_LEVEL=0 \
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--test_env=JAX_SKIP_SLOW_TESTS=true \
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--action_env=JAX_ENABLE_X64="$JAXCI_ENABLE_X64" \
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--action_env=NCCL_DEBUG=WARN \
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--color=yes \
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//tests:gpu_tests //tests/pallas:gpu_tests
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# Store the return value of the second bazel command.
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second_bazel_cmd_retval=$?
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# Exit with failure if either command fails.
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if [[ $first_bazel_cmd_retval -ne 0 ]]; then
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exit $first_bazel_cmd_retval
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elif [[ $second_bazel_cmd_retval -ne 0 ]]; then
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exit $second_bazel_cmd_retval
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else
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exit 0
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fi |