# :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

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/