[8.4] Fix deadlock bug exposed by a test (#89934) #89942
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A new test exposed a very rare bug where the file settings service was in the middle of processing the file when the node closed. This terminated the cluster state update task, but nobody unlocked the latch await. The fix allows the stop operation to properly terminate the watcher thread.
grcevski
added
:Core/Infra/Core
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@elasticsearchmachine run elasticsearch-ci/part-1 |
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Backports the following commits to 8.4: