Performance parity sprint: 3-cycle validation + Linux baseline hardening#12
Merged
iahncajigas merged 3 commits intomainfrom Mar 4, 2026
Merged
Conversation
This was referenced Mar 4, 2026
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
1 participant
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
Summary
This PR delivers the post-merge performance parity sprint on
codex/perf-parity-linux-sprint-20260304, including robustness hardening and repeated full-cycle validation.Required Cycle Commits
520e431— Cycle 1: tighten perf regression env checks and record full gate passc05cc66— Cycle 2: lock Linux perf baseline and optimize decoding hotspotd90ce06— Cycle 3: full acceptance rerun green with no new fixesCycle Validation Checklist
parity/CYCLE_VALIDATION_CHECKLIST.mdDecoding Optimization + Linux Baseline (Short)
DecodingAlgorithms._compute_spike_rate_cis_matlabby removing the inner Monte Carlo draw loop bottleneck and vectorizing stimulus/history/probability computations while preserving MATLAB-parity behavior.tests/performance/fixtures/python/performance_baseline_linux_20260304.jsontests/performance/fixtures/python/performance_baseline_linux_20260304.csvnspikeTrain.getSigRepandAnalysis.fitGLMpipeline workloads.CI Performance-Parity Baseline Confirmation
Confirmed:
.github/workflows/performance-parity.ymlnow uses the Linux baseline fixture onubuntu-latestand enforces strict regression environment matching:--previous-python-report tests/performance/fixtures/python/performance_baseline_linux_20260304.json--require-regression-env-match