StephanEwen commented on a change in pull request #10449:
[FLINK-7289][state-backend] Integrate RocksDB memory use with managed memory
URL: https://github.com/apache/flink/pull/10449#discussion_r354755071
##########
File path:
flink-state-backends/flink-statebackend-rocksdb/src/main/java/org/apache/flink/contrib/streaming/state/RocksDBOptions.java
##########
@@ -86,4 +86,42 @@
"The default options factory is %s, and it
would read the configured options which provided in
'RocksDBConfigurableOptions'.",
DefaultConfigurableOptionsFactory.class.getName()));
+ public static final ConfigOption<Boolean> USE_MANAGED_MEMORY =
ConfigOptions
+ .key("state.backend.rocksdb.memory.managed")
+ .booleanType()
+ .defaultValue(false)
+ .withDescription("If set, the RocksDB state backend will
automatically configure itself to use the " +
+ "managed memory budget of the task slot, and divide the
memory over write buffers, indexes, " +
+ "block caches, etc. That way, the state backend will
not exceed the available memory, but use as much " +
+ "memory as it can.");
+
+ public static final ConfigOption<Long> FIX_PER_SLOT_MEMORY_SIZE =
ConfigOptions
Review comment:
+1
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