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[BugFix] Buffer prefetching off by one (#3871) #9908

[BugFix] Buffer prefetching off by one (#3871)

[BugFix] Buffer prefetching off by one (#3871) #9908

Triggered via push June 17, 2026 15:30
Status Failure
Total duration 38m 39s
Artifacts 2

benchmarks.yml

on: push
Matrix: benchmark
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5 errors and 4 warnings
CPU Pytest benchmark
WARNING: The directory '/github/home/.cache/pip' or its parent directory is not owned or is not writable by the current user. The cache has been disabled. Check the permissions and owner of that directory. If executing pip with sudo, you should use sudo's -H flag.
CPU Pytest benchmark
WARNING: Running pip as the 'root' user can result in broken permissions and conflicting behaviour with the system package manager. It is recommended to use a virtual environment instead: https://pip.pypa.io/warnings/venv
GPU Pytest benchmark
WARNING: The directory '/github/home/.cache/pip' or its parent directory is not owned or is not writable by the current user. The cache has been disabled. Check the permissions and owner of that directory. If executing pip with sudo, you should use sudo's -H flag.
GPU Pytest benchmark
WARNING: Running pip as the 'root' user can result in broken permissions and conflicting behaviour with the system package manager. It is recommended to use a virtual environment instead: https://pip.pypa.io/warnings/venv
Upload benchmark results
# :warning: **Performance Alert** :warning: Possible performance regression was detected for benchmark **'CPU Benchmark Results'**. Benchmark result of this commit is worse than the previous benchmark result exceeding threshold `2`. | Benchmark suite | Current: 1ae2779d1c505c5951199055d8348ab1bb989554 | Previous: ae403e669272a70148b9be91acaedb1a5e73e8f8 | Ratio | |-|-|-|-| | `benchmarks/test_replaybuffer_benchmark.py::test_rb_populate[TensorDictReplayBuffer-ListStorage-SamplerWithoutReplacement-400]` | `47.72336630726156` iter/sec (`stddev: 0.11181810076667574`) | `195.5517652235156` iter/sec (`stddev: 0.000993097211278871`) | `4.10` | This comment was automatically generated by [workflow](https://github.com/pytorch/rl/actions?query=workflow%3AContinuous%20Benchmark) using [github-action-benchmark](https://github.com/marketplace/actions/continuous-benchmark). CC: @vmoens
CPU Pytest benchmark
Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/setup-python@v5, actions/upload-artifact@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/
GPU Pytest benchmark
Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/setup-python@v5, actions/upload-artifact@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/
Upload benchmark results
Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/download-artifact@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/
Upload benchmark results
Performance alert! Previous value was 195.5517652235156 and current value is 47.72336630726156. It is 4.0976104653740775x worse than previous exceeding a ratio threshold 2

Artifacts

Produced during runtime
Name Size Digest
CPU-benchmark-results
2.84 MB
sha256:2897048811755f1b260882c2df632a41fbaecb5bd5b125d5f8069a8bfb270c5a
GPU-benchmark-results
2.99 MB
sha256:1d96e949fc7f605864a98cbd4c8f5c29ba3b5abeed692e97a7c406d91cc4ed3e