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https://issues.apache.org/jira/browse/PHOENIX-6725?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Tanuj Khurana updated PHOENIX-6725:
-----------------------------------
    Affects Version/s: 5.1.2
                       5.1.1
                       5.1.0

> ConcurrentMutationException when adding column to table/view
> ------------------------------------------------------------
>
>                 Key: PHOENIX-6725
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-6725
>             Project: Phoenix
>          Issue Type: Bug
>    Affects Versions: 5.1.0, 5.1.1, 4.16.0, 4.16.1, 5.1.2
>            Reporter: Tanuj Khurana
>            Assignee: Lokesh Khurana
>            Priority: Major
>
> I have a single threaded workflow but occasionally I hit 
> ConcurrentMutationException error when adding column to table/view:
> Stack trace:
> {code:java}
>  2022-05-04 16:41:24,598 WARN  [main] 
> client.ConnectionManager$HConnectionImplementation: Checking master 
> connectioncom.google.protobuf.ServiceException: java.io.IOException: Call to 
> tkhurana-ltm.internal.salesforce.com:16000 failed on local exception: 
> java.io.IOException: Operation timed out
> at 
> org.apache.hadoop.hbase.ipc.AbstractRpcClient.callBlockingMethod(AbstractRpcClient.java:340)
> at 
> org.apache.hadoop.hbase.ipc.AbstractRpcClient.access$200(AbstractRpcClient.java:95)
> at 
> org.apache.hadoop.hbase.ipc.AbstractRpcClient$BlockingRpcChannelImplementation.callBlockingMethod(AbstractRpcClient.java:588)
>       at 
> org.apache.hadoop.hbase.protobuf.generated.MasterProtos$MasterService$BlockingStub.isMasterRunning(MasterProtos.java)
> at 
> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation$MasterServiceState.isMasterRunning(ConnectionManager.java:1551)
> at 
> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.isKeepAliveMasterConnectedAndRunning(ConnectionManager.java:2274)
> at 
> org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.getKeepAliveMasterService(ConnectionManager.java:1823)
>   at 
> org.apache.hadoop.hbase.client.MasterCallable.prepare(MasterCallable.java:38)
> at 
> org.apache.hadoop.hbase.client.RpcRetryingCaller.callWithRetries(RpcRetryingCaller.java:141)
> at 
> org.apache.hadoop.hbase.client.HBaseAdmin.executeCallable(HBaseAdmin.java:4552)
> at 
> org.apache.hadoop.hbase.client.HBaseAdmin.getTableDescriptor(HBaseAdmin.java:564)
> at org.apache.hadoop.hbase.client.HTable.getTableDescriptor(HTable.java:585)
> at 
> org.apache.phoenix.query.ConnectionQueryServicesImpl.getTableDescriptor(ConnectionQueryServicesImpl.java:531)
> at 
> org.apache.phoenix.query.ConnectionQueryServicesImpl.separateAndValidateProperties(ConnectionQueryServicesImpl.java:2769)
> at 
> org.apache.phoenix.query.ConnectionQueryServicesImpl.addColumn(ConnectionQueryServicesImpl.java:2298)
> at 
> org.apache.phoenix.schema.MetaDataClient.addColumn(MetaDataClient.java:4146)
> at 
> org.apache.phoenix.schema.MetaDataClient.addColumn(MetaDataClient.java:3772)
> at 
> org.apache.phoenix.jdbc.PhoenixStatement$ExecutableAddColumnStatement$1.execute(PhoenixStatement.java:1487)
> at org.apache.phoenix.jdbc.PhoenixStatement$2.call(PhoenixStatement.java:414)
> at org.apache.phoenix.jdbc.PhoenixStatement$2.call(PhoenixStatement.java:396)
> at org.apache.phoenix.call.CallRunner.run(CallRunner.java:53)
> at 
> org.apache.phoenix.jdbc.PhoenixStatement.executeMutation(PhoenixStatement.java:395)
> at 
> org.apache.phoenix.jdbc.PhoenixStatement.executeMutation(PhoenixStatement.java:383)
> at 
> org.apache.phoenix.jdbc.PhoenixPreparedStatement.executeUpdate(PhoenixPreparedStatement.java:206)
> Caused by: java.io.IOException: Call to xxxxx failed on local exception: 
> java.io.IOException: Operation timed out     
> at org.apache.hadoop.hbase.ipc.IPCUtil.wrapException(IPCUtil.java:180)        
> at 
> org.apache.hadoop.hbase.ipc.AbstractRpcClient.onCallFinished(AbstractRpcClient.java:394)
>    
> at 
> org.apache.hadoop.hbase.ipc.AbstractRpcClient.access$100(AbstractRpcClient.java:95)
>         
> at 
> org.apache.hadoop.hbase.ipc.AbstractRpcClient$3.run(AbstractRpcClient.java:415)
>     
> at 
> org.apache.hadoop.hbase.ipc.AbstractRpcClient$3.run(AbstractRpcClient.java:411)
>     
> at org.apache.hadoop.hbase.ipc.Call.callComplete(Call.java:103)       
> at org.apache.hadoop.hbase.ipc.Call.setException(Call.java:118)       
> at 
> org.apache.hadoop.hbase.ipc.BlockingRpcConnection.closeConn(BlockingRpcConnection.java:685)
>         
> at 
> org.apache.hadoop.hbase.ipc.BlockingRpcConnection.readResponse(BlockingRpcConnection.java:651)
>      
> at 
> org.apache.hadoop.hbase.ipc.BlockingRpcConnection.run(BlockingRpcConnection.java:343)
>       
> at java.lang.Thread.run(Thread.java:748)
> Caused by: java.io.IOException: Operation timed out   
> at sun.nio.ch.FileDispatcherImpl.read0(Native Method) 
> at sun.nio.ch.SocketDispatcher.read(SocketDispatcher.java:39) 
> at sun.nio.ch.IOUtil.readIntoNativeBuffer(IOUtil.java:223)    
> at sun.nio.ch.IOUtil.read(IOUtil.java:197)    
> at sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:380)      
> at 
> org.apache.hadoop.net.SocketInputStream$Reader.performIO(SocketInputStream.java:57)
>         
> at 
> org.apache.hadoop.net.SocketIOWithTimeout.doIO(SocketIOWithTimeout.java:142)  
>      
> at org.apache.hadoop.net.SocketInputStream.read(SocketInputStream.java:161)   
> at org.apache.hadoop.net.SocketInputStream.read(SocketInputStream.java:131)   
> at java.io.FilterInputStream.read(FilterInputStream.java:133) 
> at java.io.BufferedInputStream.fill(BufferedInputStream.java:246)     
> at java.io.BufferedInputStream.read(BufferedInputStream.java:265)     
> at java.io.DataInputStream.readInt(DataInputStream.java:387)  
> at 
> org.apache.hadoop.hbase.ipc.BlockingRpcConnection.readResponse(BlockingRpcConnection.java:583)
>      ... 2 more
> 2022-05-04 16:44:14,422 ERROR [main] query.ConnectionQueryServicesImpl: 
> 46146@xxxx failed to acquire mutex for  tenantId : null schemaName : 
> READONLYDB tableName : READ_ONLY_AUTH_SESSION columnName : null familyName : 
> null
> org.apache.phoenix.schema.ConcurrentTableMutationException: ERROR 301 
> (23000): Concurrent modification to table. 
> tableName=READONLYDB.READ_ONLY_AUTH_SESSION  
> at 
> org.apache.phoenix.schema.MetaDataClient.addColumn(MetaDataClient.java:4131)  
>      
> at 
> org.apache.phoenix.schema.MetaDataClient.addColumn(MetaDataClient.java:3772)  
>      
> at 
> org.apache.phoenix.jdbc.PhoenixStatement$ExecutableAddColumnStatement$1.execute(PhoenixStatement.java:1487)
>         
> at org.apache.phoenix.jdbc.PhoenixStatement$2.call(PhoenixStatement.java:414) 
> at org.apache.phoenix.jdbc.PhoenixStatement$2.call(PhoenixStatement.java:396) 
> at org.apache.phoenix.call.CallRunner.run(CallRunner.java:53) 
> at 
> org.apache.phoenix.jdbc.PhoenixStatement.executeMutation(PhoenixStatement.java:395)
>         
> at 
> org.apache.phoenix.jdbc.PhoenixStatement.executeMutation(PhoenixStatement.java:383)
>         
> at 
> org.apache.phoenix.jdbc.PhoenixPreparedStatement.executeUpdate(PhoenixPreparedStatement.java:206){code}
>  



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