StephanEwen commented on a change in pull request #10329:
[FLINK-12785][StateBackend] RocksDB savepoint recovery can use a lot of
unmanaged memory
URL: https://github.com/apache/flink/pull/10329#discussion_r353679918
##########
File path:
flink-state-backends/flink-statebackend-rocksdb/src/main/java/org/apache/flink/contrib/streaming/state/RocksDBKeyedStateBackend.java
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@@ -244,6 +252,8 @@ public RocksDBKeyedStateBackend(
this.kvStateInformation = kvStateInformation;
this.writeOptions = new WriteOptions().setDisableWAL(true);
+ checkArgument(writeBatchSize >= 0, "Write batch size have to be
no negative value.");
Review comment:
I think the annotation is only really evaluated in IntelliJ by the
inspections. It does not prevent anything during runtime, so this extra check
does not hurt, in my opinion.
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