parisni commented on issue #3731:
URL: https://github.com/apache/hudi/issues/3731#issuecomment-992283484


   with the 0.10.0, things looks better: I only get one kind of concurrency 
error.
   When running 4 concurrent writers into their own partition, I consistently 
get
   the bellow error for 2 of them. I
   
   from my config, I am expecting the lock to be able to wait a long time before
   failing. Here the whole process is running for 25 seconds :
   
   ```python
       "hoodie.write.lock.wait_time_ms": "120000",
       "hoodie.write.lock.wait_time_ms_between_retry": "2000",
       "hoodie.write.lock.num_retries": "100",
   ```
   
   
   > org.apache.hudi.exception.HoodieLockException: Unable to acquire lock, 
lock object LockResponse(lockid:27, state:WAITING)
   >    at 
org.apache.hudi.client.transaction.lock.LockManager.lock(LockManager.java:82)
   >    at 
org.apache.hudi.client.transaction.TransactionManager.beginTransaction(TransactionManager.java:64)
   >    at 
org.apache.hudi.client.AbstractHoodieWriteClient.commitStats(AbstractHoodieWriteClient.java:192)
   >    at 
org.apache.hudi.client.SparkRDDWriteClient.commit(SparkRDDWriteClient.java:124)
   >    at 
org.apache.hudi.HoodieSparkSqlWriter$.commitAndPerformPostOperations(HoodieSparkSqlWriter.scala:633)
   >    at 
org.apache.hudi.HoodieSparkSqlWriter$.write(HoodieSparkSqlWriter.scala:284)
   >    at org.apache.hudi.DefaultSource.createRelation(DefaultSource.scala:164)
   
   


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