[Bug] SubCompactionTask meet errors.ArrayIndexOutOfBoundsException: null
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- Java
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Description
### Search before asking
- [X] I searched in the [issues](https://github.com/apache/iotdb/issues) and found nothing similar.
### Version
iotdb-v1.1.0
### Describe the bug and provide the minimal reproduce step
2023-05-29 09:09:54,858 [pool-24-IoTDB-Sub-Compaction-35] ERROR o.a.i.c.c.t.WrappedThreadPoolExecutor:108 - Exception in thread pool org.apache.iotdb.threadpool:type=Sub-Compaction
java.lang.ArrayIndexOutOfBoundsException: null
2023-05-29 09:09:54,858 [pool-23-IoTDB-Compaction-10] ERROR o.a.i.d.e.c.e.p.i.FastCompactionPerformer:260 - [Compaction] SubCompactionTask meet errors
java.util.concurrent.ExecutionException: java.lang.ArrayIndexOutOfBoundsException
at java.util.concurrent.FutureTask.report(FutureTask.java:122)
at java.util.concurrent.FutureTask.get(FutureTask.java:192)
at org.apache.iotdb.db.engine.compaction.execute.performer.impl.FastCompactionPerformer.compactNonAlignedSeries(FastCompactionPerformer.java:257)
at org.apache.iotdb.db.engine.compaction.execute.performer.impl.FastCompactionPerformer.perform(FastCompactionPerformer.java:137)
at org.apache.iotdb.db.engine.compaction.execute.task.CrossSpaceCompactionTask.doCompaction(CrossSpaceCompactionTask.java:160)
at org.apache.iotdb.db.engine.compaction.execute.task.AbstractCompactionTask.start(AbstractCompactionTask.java:80)
at org.apache.iotdb.db.engine.compaction.schedule.CompactionWorker.run(CompactionWorker.java:65)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.ArrayIndexOutOfBoundsException: null
2023-05-29 09:09:54,880 [pool-23-IoTDB-Compaction-10] ERROR o.a.i.d.e.c.e.t.CrossSpaceCompactionTask:251 - root.iot-7 [Compaction] Meet errors in cross space compaction.
java.lang.RuntimeException: java.io.IOException: java.util.concurrent.ExecutionException: java.lang.ArrayIndexOutOfBoundsException
at org.apache.iotdb.db.engine.compaction.execute.performer.impl.FastCompactionPerformer.perform(FastCompactionPerformer.java:154)
at org.apache.iotdb.db.engine.compaction.execute.task.CrossSpaceCompactionTask.doCompaction(CrossSpaceCompactionTask.java:160)
at org.apache.iotdb.db.engine.compaction.execute.task.AbstractCompactionTask.start(AbstractCompactionTask.java:80)
at org.apache.iotdb.db.engine.compaction.schedule.CompactionWorker.run(CompactionWorker.java:65)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.io.IOException: java.util.concurrent.ExecutionException: java.lang.ArrayIndexOutOfBoundsException
at org.apache.iotdb.db.engine.compaction.execute.performer.impl.FastCompactionPerformer.compactNonAlignedSeries(FastCompactionPerformer.java:261)
at org.apache.iotdb.db.engine.compaction.execute.performer.impl.FastCompactionPerformer.perform(FastCompactionPerformer.java:137)
... 8 common frames omitted
Caused by: java.util.concurrent.ExecutionException: java.lang.ArrayIndexOutOfBoundsException
at java.util.concurrent.FutureTask.report(FutureTask.java:122)
at java.util.concurrent.FutureTask.get(FutureTask.java:192)
at org.apache.iotdb.db.engine.compaction.execute.performer.impl.FastCompactionPerformer.compactNonAlignedSeries(FastCompactionPerformer.java:257)
... 9 common frames omitted
Caused by: java.lang.ArrayIndexOutOfBoundsException: null
### What did you expect to see?
no error
### What did you see instead?
none
### Anything else?
none
### Are you willing to submit a PR?
- [X] I'm willing to submit a PR!
Contributor guide
Research direction
Start at FastCompactionPerformer.compactNonAlignedSeries, especially lines 257-261, and trace the SubCompactionTask failure through CrossSpaceCompactionTask and AbstractCompactionTask. Reproduce the reported failure on IoTDB v1.1.0 if possible and identify the source of the ArrayIndexOutOfBoundsException. Done means cross-space compaction completes without the exception.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java
- Domain
- databases
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100