[KYLIN-3165] Fix the IllegalArgumentException during segments auto merge

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: v2.2.0
• Fix Version/s: v2.3.0
• Component/s: Job Engine
• Assignee: Yang Hao
• Reporter: Yang Hao
• Created: 16/Jan/18 03:18
• Updated: 02/Apr/18 13:41
• Resolved: 17/Jan/18 12:34

Description

The function of auto merge loses efficacy after we upgrade to 2.2.0, related stack is:

2018-01-14 11:21:10,965 ERROR [Thread-694] service.CacheService:88 : Error in updateOnNewSegmentReady()
java.lang.IllegalArgumentException
at com.google.common.base.Preconditions.checkArgument(Preconditions.java:76)
at org.apache.kylin.cube.CubeManager.mergeSegments(CubeManager.java:547)
at org.apache.kylin.rest.service.CubeService.mergeCubeSegment(CubeService.java:646)
at org.apache.kylin.rest.service.CubeService.updateOnNewSegmentReady(CubeService.java:594)
at org.apache.kylin.rest.service.CubeService$$FastClassBySpringCGLIB$$17a07c0e.invoke(<generated>)
at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:669)
at org.apache.kylin.rest.service.CubeService$$EnhancerBySpringCGLIB$$eaadc7fa.updateOnNewSegmentReady(<generated>)
at org.apache.kylin.rest.service.CacheService$1$1.run(CacheService.java:86)