Hi Gordon, Thanks for your reply. I’ve found out that it should be a bug of RocksDBStateBackend [1].
[1] https://issues.apache.org/jira/browse/FLINK-12042 <https://issues.apache.org/jira/browse/FLINK-12042> Best, Paul Lam > 在 2019年3月28日，17:03，Tzu-Li (Gordon) Tai <tzuli...@apache.org> 写道： > > Hi, > > Do you have the full error message of the failure? > A wild guess to begin with: have you made sure that there are sufficient > permissions to create the directory? > > Best, > Gordon > > On Tue, Mar 26, 2019 at 5:46 PM Paul Lam <paullin3...@gmail.com > <mailto:paullin3...@gmail.com>> wrote: > Hi, > > I have a job (with Flink 1.6.4) which uses rocksdb incremental checkpointing, > but the checkpointing always fails with `IllegalStateException`, > because hen performing `RocksDBIncrementalSnapshotOperation`, rocksdb finds > that `localBackupDirectory`, which should be created earlier > by rocksdb checkpoint, doesn’t exist. But there is no error message about > failures of rocksdb checkpoint. > > What could possibly be the cause? Thanks a lot! > > Best, > Paul Lam >
