Github user StephanEwen commented on a diff in the pull request:
https://github.com/apache/flink/pull/5928#discussion_r185737131
--- Diff: docs/ops/state/state_backends.md ---
@@ -152,7 +152,7 @@ Possible values for the config entry are *jobmanager*
(MemoryStateBackend), *fil
name of the class that implements the state backend factory
[FsStateBackendFactory](https://github.com/apache/flink/blob/master/flink-runtime/src/main/java/org/apache/flink/runtime/state/filesystem/FsStateBackendFactory.java),
such as
`org.apache.flink.contrib.streaming.state.RocksDBStateBackendFactory` for
RocksDBStateBackend.
-In the case where the default state backend is set to *filesystem*, the
entry `state.backend.fs.checkpointdir` defines the directory where the
checkpoint data will be stored.
+In the case where the default state backend is set to *filesystem*, the
entry `state.checkpoints.dir` defines the directory where the checkpoint data
will be stored.
--- End diff --
The option is used by all backends that eventually store data to file
system, including RocksDBStateBackend and MemoryStateBackend (the
MemoryStateBackend writes its single checkpoint metadata file there, optionally)
---
