melin commented on PR #249:
URL: 
https://github.com/apache/spark-kubernetes-operator/pull/249#issuecomment-2978572765

   > @melin , it's a warning, not an error.
   > 
   > > The Spark event log cannot be directly written to s3. There are the 
following errors:
   > 
   > FYI, Apache Spark 3.2+ has the following by default.
   > 
   > * [[SPARK-35868][CORE] Add fs.s3a.downgrade.syncable.exceptions if not set 
spark#33044](https://github.com/apache/spark/pull/33044)
   
   spark.eventLog.dir cannot be directly set to s3 path, which is not very 
convenient. There are two solutions:
   
   1. Write directly to the nfs shared storage
   2. First, write to the pod locally. Once the task is completed, upload it to 
s3.


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