zhztheplayer opened a new pull request, #52817: URL: https://github.com/apache/spark/pull/52817
### What changes were proposed in this pull request? The PR adds off-heap memory mode support for LongHashedRelation. ### Why are the changes needed? To avoid on-heap OOMs when user sets `spark.memory.offHeap.enabled=true`, and configures a comparatively small JVM heap size. ### Does this PR introduce _any_ user-facing change? When `spark.memory.offHeap.enabled=true` is set: - Required off-heap memory size may increase - Required on-heap memory size may decrease ### How was this patch tested? WIP ### Was this patch authored or co-authored using generative AI tooling? No. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
