Files
ray-project--ray/python/ray/tests/test_reconstruction_stress.py
2026-07-13 13:17:40 +08:00

74 lines
2.0 KiB
Python

import signal
import sys
import numpy as np
import pytest
import ray
SIGKILL = signal.SIGKILL if sys.platform != "win32" else signal.SIGTERM
@pytest.fixture
def config(request):
config = {
"health_check_initial_delay_ms": 0,
"health_check_period_ms": 100,
"health_check_failure_threshold": 10,
"object_timeout_milliseconds": 200,
}
yield config
@pytest.mark.skipif(sys.platform == "win32", reason="Failing on Windows.")
def test_reconstruction_stress(config, ray_start_cluster):
config["task_retry_delay_ms"] = 100
config["max_direct_call_object_size"] = 100
cluster = ray_start_cluster
# Head node with no resources.
cluster.add_node(
num_cpus=0, _system_config=config, enable_object_reconstruction=True
)
ray.init(address=cluster.address)
# Node to place the initial object.
node_to_kill = cluster.add_node(
num_cpus=1, resources={"node1": 1}, object_store_memory=10**8
)
cluster.add_node(num_cpus=1, resources={"node2": 1}, object_store_memory=10**8)
cluster.wait_for_nodes()
@ray.remote
def large_object():
return np.zeros(10**5, dtype=np.uint8)
@ray.remote
def dependent_task(x):
return
for _ in range(3):
obj = large_object.options(resources={"node1": 1}).remote()
ray.get(dependent_task.options(resources={"node2": 1}).remote(obj))
outputs = [
large_object.options(resources={"node1": 1}).remote() for _ in range(1000)
]
outputs = [
dependent_task.options(resources={"node2": 1}).remote(obj)
for obj in outputs
]
cluster.remove_node(node_to_kill, allow_graceful=False)
node_to_kill = cluster.add_node(
num_cpus=1, resources={"node1": 1}, object_store_memory=10**8
)
i = 0
while outputs:
ray.get(outputs.pop(0))
print(i)
i += 1
if __name__ == "__main__":
sys.exit(pytest.main(["-sv", __file__]))