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https://issues.apache.org/jira/browse/HDDS-2379?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Bharat Viswanadham resolved HDDS-2379.
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Resolution: Fixed
> 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
> Priority: Critical
> Labels: pull-request-available
> Fix For: 0.5.0
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> 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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