apache / apache/iotdb

[Bug] A large number of error logs are output every minute.

Abierto
#12,844 9 comentarios 0 reacciones 0 asignados Ver en GitHub
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PR fusionados (30 d)
115

Descripción

### Search before asking

- [X] I searched in the [issues](https://github.com/apache/iotdb/issues) and found nothing similar.

### Version

docker image: docker.io/apache/iotdb:1.3.2-standalone

### Describe the bug and provide the minimal reproduce step

log files:
1. log_datanode_error.log
2. log_datanode_all.log

A large number of error logs are output every minute as following:

2024-07-03 05:36:45,608 [pool-10-IoTDB-Compaction-Schedule-4] ERROR o.a.i.d.s.d.DataRegion:2434 - Meet error in compaction schedule.
java.lang.NoClassDefFoundError: Could not initialize class org.apache.iotdb.db.storageengine.dataregion.flush.CompressionRatio$CompressionRatioHolder
at org.apache.iotdb.db.storageengine.dataregion.flush.CompressionRatio.getInstance(CompressionRatio.java:202)
at org.apache.iotdb.db.storageengine.dataregion.compaction.selector.estimator.AbstractCompactionEstimator.(AbstractCompactionEstimator.java:62)
at org.apache.iotdb.db.storageengine.dataregion.compaction.selector.estimator.AbstractCrossSpaceEstimator.(AbstractCrossSpaceEstimator.java:35)
at org.apache.iotdb.db.storageengine.dataregion.compaction.selector.estimator.FastCrossSpaceCompactionEstimator.(FastCrossSpaceCompactionEstimator.java:27)
at org.apache.iotdb.db.storageengine.dataregion.compaction.selector.ICompactionSelector.getCompactionEstimator(ICompactionSelector.java:70)
at org.apache.iotdb.db.storageengine.dataregion.compaction.selector.impl.RewriteCrossSpaceCompactionSelector.(RewriteCrossSpaceCompactionSelector.java:92)
at org.apache.iotdb.db.storageengine.dataregion.compaction.selector.constant.CrossCompactionSelector.createInstance(CrossCompactionSelector.java:46)
at org.apache.iotdb.db.storageengine.dataregion.compaction.schedule.CompactionScheduler.tryToSubmitCrossSpaceCompactionTask(CompactionScheduler.java:258)
at org.apache.iotdb.db.storageengine.dataregion.compaction.schedule.CompactionScheduler.scheduleCompaction(CompactionScheduler.java:103)
at org.apache.iotdb.db.storageengine.dataregion.DataRegion.executeCompaction(DataRegion.java:2430)
at org.apache.iotdb.db.storageengine.dataregion.compaction.schedule.CompactionScheduleTaskWorker.call(CompactionScheduleTaskWorker.java:69)
at org.apache.iotdb.db.storageengine.dataregion.compaction.schedule.CompactionScheduleTaskWorker.call(CompactionScheduleTaskWorker.java:34)
at java.base/java.util.concurrent.FutureTask.run(Unknown Source)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.base/java.lang.Thread.run(Unknown Source)

### What did you expect to see?

The file can be compressed normally and no error log should be output.

### What did you see instead?

None

### Anything else?

_No response_

### Are you willing to submit a PR?

- [ ] I'm willing to submit a PR!

Guía de contribución

Abrir la guía de contribución

Línea de trabajo

Comienza con CompressionRatio.java y el stack trace desde CompactionScheduler pasando por AbstractCompactionEstimator para identificar por qué CompressionRatioHolder no se inicializa en la imagen standalone de IoTDB 1.3.2. Usa el error de compaction-schedule reportado como señal de reproducción; se considera terminado cuando la compactación se ejecuta sin errores repetidos y la compresión esperada funciona.

Escrito por el modelo de indexación a partir del texto del issue.

Evaluación

Stack tecnológico
java
Área
databases
Tipo de issue
Error
Dificultad
4/5
Tiempo estimado
3-5 días
Estado de actividad
Estancado
Claridad
Bastante claro
Aptitud para principiantes
35/100

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