[jira] [Created] (KYLIN-1352) 'Cache already exists' exception in high-concurrency query situation

["Dong Li (JIRA)" <ji...@apache.org>]

Dong Li created KYLIN-1352:
------------------------------

             Summary: 'Cache already exists' exception in high-concurrency query situation
                 Key: KYLIN-1352
                 URL: https://issues.apache.org/jira/browse/KYLIN-1352
             Project: Kylin
          Issue Type: Bug
          Components: Query Engine
    Affects Versions: v2.0
            Reporter: Dong Li
            Assignee: Dong Li
            Priority: Minor


Caused by: net.sf.ehcache.ObjectExistsException: Cache xxxxxxxxxxxxxx already exists
        at net.sf.ehcache.CacheManager.addCacheNoCheck(CacheManager.java:1390)
        at net.sf.ehcache.CacheManager.addCache(CacheManager.java:1274)
        at net.sf.ehcache.CacheManager.addCache(CacheManager.java:1243)
        at org.apache.kylin.storage.cache.AbstractCacheFledgedQuery.makeCacheIfNecessary(AbstractCacheFledgedQuery.java:106)
        at org.apache.kylin.storage.cache.AbstractCacheFledgedQuery.<init>(AbstractCacheFledgedQuery.java:32)
        at org.apache.kylin.storage.cache.CacheFledgedStaticQuery.<init>(CacheFledgedStaticQuery.java:25)
        at org.apache.kylin.storage.hbase.HBaseStorage.wrapWithCache(HBaseStorage.java:108)
        at org.apache.kylin.storage.hbase.HBaseStorage.createQuery(HBaseStorage.java:95)
        at org.apache.kylin.storage.StorageFactory.createQuery(StorageFactory.java:50)
        at org.apache.kylin.query.enumerator.OLAPEnumerator.queryStorage(OLAPEnumerator.java:124)
        at org.apache.kylin.query.enumerator.OLAPEnumerator.moveNext(OLAPEnumerator.java:71)
        at Baz$1$1.moveNext(Unknown Source)
        at org.apache.calcite.linq4j.EnumerableDefaults.distinct(EnumerableDefaults.java:418)
        at org.apache.calcite.linq4j.DefaultEnumerable.distinct(DefaultEnumerable.java:206)
        at Baz.bind(Unknown Source)
        at org.apache.calcite.jdbc.CalcitePrepare$CalciteSignature.enumerable(CalcitePrepare.java:281)
        at org.apache.calcite.jdbc.CalciteConnectionImpl.enumerable(CalciteConnectionImpl.java:235)
        at org.apache.calcite.jdbc.CalciteMetaImpl.createIterable(CalciteMetaImpl.java:533)
        at org.apache.calcite.avatica.AvaticaResultSet.execute(AvaticaResultSet.java:184)
        at org.apache.calcite.jdbc.CalciteResultSet.execute(CalciteResultSet.java:63)
        at org.apache.calcite.jdbc.CalciteResultSet.execute(CalciteResultSet.java:42)
        at org.apache.calcite.avatica.AvaticaConnection$1.execute(AvaticaConnection.java:473)
        at org.apache.calcite.jdbc.CalciteMetaImpl.prepareAndExecute(CalciteMetaImpl.java:566)
        at org.apache.calcite.avatica.AvaticaConnection.prepareAndExecuteInternal(AvaticaConnection.java:477)
        at org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:109)



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)