Huanli Wang created SPARK-42794: ----------------------------------- Summary: Increase the lockAcquireTimeoutMs for acquiring the RocksDB state store in Structure Streaming Key: SPARK-42794 URL: https://issues.apache.org/jira/browse/SPARK-42794 Project: Spark Issue Type: Improvement Components: Structured Streaming Affects Versions: 3.5.0 Reporter: Huanli Wang
We are seeing query failure which is caused by RocksDB acquisition failure for the retry tasks. * at t1, we shrink the cluster to only have one executor 23/03/05 22:47:21 INFO StandaloneAppClient$ClientEndpoint: Executor updated: app-20230305224215-0000/2 is now DECOMMISSIONED (worker decommissioned because of kill request from HTTP endpoint (data migration disabled)) 23/03/05 22:47:21 INFO StandaloneAppClient$ClientEndpoint: Executor updated: app-20230305224215-0000/3 is now DECOMMISSIONED (worker decommissioned because of kill request from HTTP endpoint (data migration disabled)) * at t1+2min, task 7 at its first attempt (i.e. task 7.0) is scheduled to the alive executor 23/03/05 22:49:58 INFO TaskSetManager: Starting task 7.0 in stage 133.0 (TID 685) (10.166.225.249, executor 0, partition 7, ANY, It seems that task 7.0 is able to pass *{{dataRDD.iterator(partition, ctxt)}}* and acquires the rocksdb lock as we are seeing 23/03/05 22:51:59 WARN TaskSetManager: Lost task 4.1 in stage 133.1 (TID 700) (10.166.225.249 executor 0): java.lang.IllegalStateException: StateStoreId(opId=0,partId=7,name=default): RocksDB instance could not be acquired by [ThreadId: Some(50), task: partition 7.1 in stage 133.1, TID 700] as it was not released by [ThreadId: Some(449), task: partition 7.0 in stage 133.0, TID 685] after 60003 ms. 23/03/05 22:52:59 WARN TaskSetManager: Lost task 4.2 in stage 133.1 (TID 702) (10.166.225.249 executor 0): java.lang.IllegalStateException: StateStoreId(opId=0,partId=7,name=default): RocksDB instance could not be acquired by [ThreadId: Some(1495), task: partition 7.2 in stage 133.1, TID 702] as it was not released by [ThreadId: Some(449), task: partition 7.0 in stage 133.0, TID 685] after 60006 ms. 23/03/05 22:53:59 WARN TaskSetManager: Lost task 4.3 in stage 133.1 (TID 704) (10.166.225.249 executor 0): java.lang.IllegalStateException: StateStoreId(opId=0,partId=7,name=default): RocksDB instance could not be acquired by [ThreadId: Some(46), task: partition 7.3 in stage 133.1, TID 704] as it was not released by [ThreadId: Some(449), task: partition 7.0 in stage 133.0, TID 685] after 60003 ms. Increasing the [lockAcquireTimeoutMs|https://src.dev.databricks.com/databricks/runtime/-/blob/sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/state/RocksDB.scala?L927:3] to 2 minutes such that 4 task retries will give us 8 minutes to acquire the lock and it is larger than connectionTimeout with retries (3 * 120s). -- This message was sent by Atlassian Jira (v8.20.10#820010) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org