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Ray Train test_jax_trainer::test_minimal_multihost Flaky Test Fix #56548

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Merged
matthewdeng merged 6 commits into from
Sep 22, 2025
Merged

Ray Train test_jax_trainer::test_minimal_multihost Flaky Test Fix #56548

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83a7d29
jax flaky test fix
JasonLi1909 Sep 15, 2025
18d876b
Merge branch 'master' into fix-jax-train-test
JasonLi1909 Sep 15, 2025
4052f64
Merge branch 'master' into fix-jax-train-test
JasonLi1909 Sep 16, 2025
c1847d1
tuple fix
JasonLi1909 Sep 16, 2025
d25d33c
Merge branch 'master' into fix-jax-train-test
JasonLi1909 Sep 22, 2025
394269b
jax trainer test fix
JasonLi1909 Sep 22, 2025
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32 changes: 18 additions & 14 deletions python/ray/train/v2/tests/test_jax_trainer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -19,7 +19,14 @@ def ray_tpu_single_host(monkeypatch):
resources={"TPU": 8},
)

ray.init(address=cluster.address)
runtime_env = {
"pip": ["jax"],
"env_vars": {
"JAX_PLATFORMS": "cpu",
},
}

ray.init(address=cluster.address, runtime_env=runtime_env)

yield cluster
ray.shutdown()
Expand All @@ -44,7 +51,16 @@ def ray_tpu_multi_host(monkeypatch):
resources={"TPU": 4},
)

ray.init(address=cluster.address)
runtime_env = (
{
"pip": ["jax"],
"env_vars": {
"JAX_PLATFORMS": "cpu",
},
},
)

ray.init(address=cluster.address, runtime_env=runtime_env)

yield cluster
ray.shutdown()
Expand Down Expand Up @@ -78,12 +94,6 @@ def test_minimal_singlehost(ray_tpu_single_host, tmp_path):
),
run_config=RunConfig(
storage_path=str(tmp_path),
worker_runtime_env={
"pip": ["jax"],
"env_vars": {
"JAX_PLATFORMS": "cpu",
},
},
),
)
result = trainer.fit()
Expand All @@ -109,12 +119,6 @@ def test_minimal_multihost(ray_tpu_multi_host, tmp_path):
),
run_config=RunConfig(
storage_path=str(tmp_path),
worker_runtime_env={
"pip": ["jax"],
"env_vars": {
"JAX_PLATFORMS": "cpu",
},
},
),
)
result = trainer.fit()
Expand Down