[GitHub] [flink] tillrohrmann commented on a change in pull request #18237: [DRAFT][FLINK-XXXX] Use working directory to persist local state

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tillrohrmann commented on a change in pull request #18237:
URL: https://github.com/apache/flink/pull/18237#discussion_r777404330



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File path: flink-state-backends/flink-statebackend-rocksdb/src/main/java/org/apache/flink/contrib/streaming/state/EmbeddedRocksDBStateBackend.java
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@@ -321,8 +321,7 @@ private void lazyInitializeForJob(
 
         // initialize the paths where the local RocksDB files should be stored
         if (localRocksDbDirectories == null) {
-            // initialize from the temp directories
-            initializedDbBasePaths = env.getIOManager().getSpillingDirectories();
+            initializedDbBasePaths = new File[] {env.getTaskManagerInfo().getTmpWorkingDirectory()};

Review comment:
       Users can still configure multiple RocksDB working directories via `state.backend.rocksdb.localdir`. Hence, I think that this should be ok.




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