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Posted to dev@flink.apache.org by "cailiuyang (JIRA)" <ji...@apache.org> on 2018/12/12 07:48:00 UTC
[jira] [Created] (FLINK-11138) RocksDB's wal seems to be useless in
rocksdb-state-backend that reduce the disk's overhead
cailiuyang created FLINK-11138:
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Summary: RocksDB's wal seems to be useless in rocksdb-state-backend that reduce the disk's overhead
Key: FLINK-11138
URL: https://issues.apache.org/jira/browse/FLINK-11138
Project: Flink
Issue Type: Improvement
Reporter: cailiuyang
The wal of rocksdb is used to recovery after crash, but after flink-job crash, it always recovery from last checkpoint, so it seems wal is useless.
Am i right?
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