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pytorch - 💡(How to fix) Fix DISABLED test_sdpa_rewriter_14_cpu (__main__.SDPAPatternRewriterCpuTests) [2 pull requests]

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Root Cause

This test was disabled because it is failing on main branch (recent examples).

Fix Action

Fix / Workaround

https://github.com/pytorch/pytorch/pull/176256 - SVE128 dispatch merged but this shouldn't have affected Neoverse-V1 for which we are seeing flaky behaviour. https://github.com/pytorch/pytorch/pull/182974 - This was merged which may have triggered flakiness

Code Example

SDPAPatternRewriterCpuDynamicTests - test_sdpa_rewriter_14_cpu
SDPAPatternRewriterCpuTests - test_sdpa_rewriter_5_cpu
SDPAPatternRewriterCpuTests - test_sdpa_rewriter_14_cpu
SDPAPatternRewriterCpuDynamicTests - test_sdpa_rewriter_5_cpu
RAW_BUFFERClick to expand / collapse

Platforms: linux

This test was disabled because it is failing on main branch (recent examples).

Failing ( not consistently ) on AArch64 m7g in trunk, m8g in pull seems to be fine

Could be related to one of these

https://github.com/pytorch/pytorch/pull/176256 - SVE128 dispatch merged but this shouldn't have affected Neoverse-V1 for which we are seeing flaky behaviour. https://github.com/pytorch/pytorch/pull/182974 - This was merged which may have triggered flakiness

Yet to be merged ( possible fix ) https://github.com/pytorch/pytorch/pull/183697 - This is the fix we want to merge to fix the issue properly, however at the time of creation it was consistant not flakey.

Affected tests, relates to https://github.com/pytorch/pytorch/issues/177244

SDPAPatternRewriterCpuDynamicTests - test_sdpa_rewriter_14_cpu
SDPAPatternRewriterCpuTests - test_sdpa_rewriter_5_cpu
SDPAPatternRewriterCpuTests - test_sdpa_rewriter_14_cpu
SDPAPatternRewriterCpuDynamicTests - test_sdpa_rewriter_5_cpu

cc @jgong5 @mingfeima @XiaobingSuper @sanchitintel @ashokei @jingxu10 @jerryzh168 @aditew01 @mruberry @snadampal @milpuz01 @nikhil-arm @fadara01 @nWEIdia @chauhang @penguinwu @voznesenskym @EikanWang @Guobing-Chen @zhuhaozhe @blzheng @wenzhe-nrv @jiayisunx @ipiszy @kadeng @muchulee8 @amjames @aakhundov @coconutruben @jataylo @drisspg @liangel-02 @howardzhang-cv

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#dependency conflict#environment setup#docker error#permission error#memory optimization

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pytorch - 💡(How to fix) Fix DISABLED test_sdpa_rewriter_14_cpu (__main__.SDPAPatternRewriterCpuTests) [2 pull requests]