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[core] recover startup logs (#12876)

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This commit is contained in:
Richard Liaw 2020-12-15 13:49:45 -08:00 • committed by Max Fitton
parent dcef909312
commit d9fc24a7aa
1 changed files with 10 additions and 3 deletions
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13
python/ray/node.py
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@ -739,12 +739,19 @@ class Node:
raise NotImplementedError
def start_monitor(self):
"""Start the monitor."""
"""Start the monitor.
Autoscaling output goes to these monitor.err/out files, and
any modification to these files may break existing
cluster launching commands.
"""
stdout_file, stderr_file = self.get_log_file_handles(
"monitor", unique=True)
process_info = ray._private.services.start_monitor(
self._redis_address,
self._logs_dir,
stdout_file=subprocess.DEVNULL,
stderr_file=subprocess.DEVNULL,
stdout_file=stdout_file,
stderr_file=stderr_file,
autoscaling_config=self._ray_params.autoscaling_config,
redis_password=self._ray_params.redis_password,
fate_share=self.kernel_fate_share)