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https://issues.apache.org/jira/browse/HDDS-2355?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aravindan Vijayan reopened HDDS-2355:
-------------------------------------

Reopening for changing Resolution.

> Om double buffer flush termination with rocksdb error
> -----------------------------------------------------
>
>                 Key: HDDS-2355
>                 URL: https://issues.apache.org/jira/browse/HDDS-2355
>             Project: Hadoop Distributed Data Store
>          Issue Type: Bug
>            Reporter: Bharat Viswanadham
>            Assignee: Aravindan Vijayan
>            Priority: Blocker
>             Fix For: 0.5.0
>
>
> om_1        |java.io.IOException: Unable to write the batch.
> om_1        | at 
> [org.apache.hadoop.hdds.utils.db.RDBBatchOperation.commit(RDBBatchOperation.java:48|http://org.apache.hadoop.hdds.utils.db.rdbbatchoperation.commit%28rdbbatchoperation.java:48/])
> om_1        | at 
> [org.apache.hadoop.hdds.utils.db.RDBStore.commitBatchOperation(RDBStore.java:240|http://org.apache.hadoop.hdds.utils.db.rdbstore.commitbatchoperation%28rdbstore.java:240/])
> om_1        |at 
> org.apache.hadoop.ozone.om.ratis.OzoneManagerDoubleBuffer.flushTransactions(OzoneManagerDoubleBuffer.java:146)
> om_1        |at java.base/java.lang.Thread.run(Thread.java:834)
> om_1        |Caused by: org.rocksdb.RocksDBException: 
> WritePrepared/WriteUnprepared txn tag when write_after_commit_ is enabled (in 
> default WriteCommitted mode). If it is not due to corruption, the WAL must be 
> emptied before changing the WritePolicy.
> om_1        |at org.rocksdb.RocksDB.write0(Native Method)
> om_1        |at org.rocksdb.RocksDB.write(RocksDB.java:1421)
> om_1        | at 
> [org.apache.hadoop.hdds.utils.db.RDBBatchOperation.commit(RDBBatchOperation.java:46|http://org.apache.hadoop.hdds.utils.db.rdbbatchoperation.commit%28rdbbatchoperation.java:46/])
>  
> In few of my test run's i see this error and OM is terminated.



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