xintongsong commented on a change in pull request #15246:
URL: https://github.com/apache/flink/pull/15246#discussion_r595809840
##########
File path:
flink-core/src/main/java/org/apache/flink/core/memory/HybridMemorySegment.java
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@@ -131,6 +131,9 @@
@Override
public void free() {
+ if (isFreed()) {
+ throw new IllegalStateException("HybridMemorySegment can be freed
only once!");
+ }
Review comment:
Please check this branch.
https://github.com/xintongsong/flink/tree/flink-21728
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