[jira] [Created] (HDDS-2379) OM terminates with RocksDB error while continuously writing keys.

["Aravindan Vijayan (Jira)" <ji...@apache.org>]

Aravindan Vijayan created HDDS-2379:
---------------------------------------

             Summary: OM terminates with RocksDB error while continuously writing keys.
                 Key: HDDS-2379
                 URL: https://issues.apache.org/jira/browse/HDDS-2379
             Project: Hadoop Distributed Data Store
          Issue Type: Bug
          Components: Ozone Manager
            Reporter: Aravindan Vijayan
            Assignee: Bharat Viswanadham
             Fix For: 0.5.0


Exception trace after writing around 800,000 keys.


{code}
2019-10-29 11:15:15,131 ERROR org.apache.hadoop.ozone.om.ratis.OzoneManagerDoubleBuffer: Terminating with exit status 1: During flush to DB encountered err
or in OMDoubleBuffer flush thread OMDoubleBufferFlushThread
java.io.IOException: Unable to write the batch.
        at org.apache.hadoop.hdds.utils.db.RDBBatchOperation.commit(RDBBatchOperation.java:48)
        at org.apache.hadoop.hdds.utils.db.RDBStore.commitBatchOperation(RDBStore.java:240)
        at org.apache.hadoop.ozone.om.ratis.OzoneManagerDoubleBuffer.flushTransactions(OzoneManagerDoubleBuffer.java:146)
        at java.lang.Thread.run(Thread.java:745)
Caused by: org.rocksdb.RocksDBException: unknown WriteBatch tag
        at org.rocksdb.RocksDB.write0(Native Method)
        at org.rocksdb.RocksDB.write(RocksDB.java:1421)
        at org.apache.hadoop.hdds.utils.db.RDBBatchOperation.commit(RDBBatchOperation.java:46)
        ... 3 more
{code}

Assigning to [~bharat] since he has already started work on this. 



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