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Fix live version map unsafe flag #116053

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henningandersen
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Live version map can unexpectedly go unsafe with single threaded indexing going on. This can cause translog replay to need to transition from unsafe to safe version map.

This draft pull request illustrates the problem through a test-case and a hacky fix to the live version map.

Live version map can unexpectedly go unsafe with single
threaded indexing going on. This can cause translog replay
to need to transition from unsafe to safe version map.
@henningandersen henningandersen added >bug :Distributed Indexing/Engine Anything around managing Lucene and the Translog in an open shard. v8.17.0 labels Oct 31, 2024
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Hi @henningandersen, I've created a changelog YAML for you.

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>bug :Distributed Indexing/Engine Anything around managing Lucene and the Translog in an open shard. v8.19.0 v9.1.0
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