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From "Jouni Kontinen (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (CASSANDRA-5500) org.apache.cassandra.cache.KeyCacheKey cannot be cast to com.googlecode.concurrentlinkedhashmap.ConcurrentLinkedHashMap$Node
Date Sat, 20 Apr 2013 05:51:15 GMT

     [ https://issues.apache.org/jira/browse/CASSANDRA-5500?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jouni Kontinen updated CASSANDRA-5500:
--------------------------------------


When restarting a node, it will only preload about 10 rows from saved key cache files. Biggest
key cache files are around 500 MB..
                
> org.apache.cassandra.cache.KeyCacheKey cannot be cast to com.googlecode.concurrentlinkedhashmap.ConcurrentLinkedHashMap$Node
> ----------------------------------------------------------------------------------------------------------------------------
>
>                 Key: CASSANDRA-5500
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-5500
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 1.2.2
>         Environment: Linux XYZ 3.5.0-27-generic #46~precise1-Ubuntu SMP Tue Mar 26 19:33:21
UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
>            Reporter: Jouni Kontinen
>              Labels: exceptions
>
> ERROR 14:28:11,396 Exception in thread Thread[CompactionExecutor:2050,1,main]
> java.lang.ClassCastException: org.apache.cassandra.cache.KeyCacheKey cannot be cast to
com.googlecode.concurrentlinkedhashmap.ConcurrentLinkedHashMap$Node
>         at com.googlecode.concurrentlinkedhashmap.ConcurrentLinkedHashMap.get(ConcurrentLinkedHashMap.java:733)
>         at org.apache.cassandra.cache.ConcurrentLinkedHashCache.get(ConcurrentLinkedHashCache.java:99)
>         at org.apache.cassandra.cache.InstrumentingCache.get(InstrumentingCache.java:59)
>         at org.apache.cassandra.service.CacheService$KeyCacheSerializer.serialize(CacheService.java:364)
>         at org.apache.cassandra.service.CacheService$KeyCacheSerializer.serialize(CacheService.java:360)
>         at org.apache.cassandra.cache.AutoSavingCache$Writer.saveCache(AutoSavingCache.java:260)
>         at org.apache.cassandra.db.compaction.CompactionManager$10.run(CompactionManager.java:818)
>         at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
>         at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
>         at java.util.concurrent.FutureTask.run(Unknown Source)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
>         at java.lang.Thread.run(Unknown Source)

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