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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] Commented: (CASSANDRA-1781) Internal error processing get_range_slices
Date Thu, 02 Dec 2010 02:47:11 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-1781?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12965973#action_12965973
] 

Hudson commented on CASSANDRA-1781:
-----------------------------------

Integrated in Cassandra-0.6 #15 (See [https://hudson.apache.org/hudson/job/Cassandra-0.6/15/])
    fix range queries against wrapped range
patch by Stu Hood; reviewed by jbellis for CASSANDRA-1781


> Internal error processing get_range_slices
> ------------------------------------------
>
>                 Key: CASSANDRA-1781
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-1781
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 0.7.0 rc 1
>         Environment: Debian Linux 2.6.32-openvz-amd64 x86_64 GNU/Linux, Cloudera hadoop
CDH3
>            Reporter: Patrik Modesto
>            Assignee: Stu Hood
>             Fix For: 0.6.9, 0.7.0
>
>         Attachments: 1781.txt
>
>
> Runnig mapreduce task on two or more Cassandra nodes gives following error:
> DEBUG 16:51:48,653 range_slice
> DEBUG 16:51:48,653 RangeSliceCommand{keyspace='TEST', column_family='Url', super_column=null,
predicate=SlicePredicate(column_names:[java.nio.HeapByteBuffer[pos=57 lim=67 cap=177]]), range=(162950022446285318630909295651345252065,9481098247439719900692337295923514899],
max_keys=4096}
> DEBUG 16:51:48,653 restricted ranges for query (162950022446285318630909295651345252065,9481098247439719900692337295923514899]
are [(162950022446285318630909295651345252065,9481098247439719900692337295923514899]]
> DEBUG 16:51:48,653 local range slice
> ERROR 16:51:48,653 Internal error processing get_range_slices
> java.lang.AssertionError: (162950022446285318630909295651345252065,9481098247439719900692337295923514899]
> at org.apache.cassandra.db.ColumnFamilyStore.getRangeSlice(ColumnFamilyStore.java:1264)
> at org.apache.cassandra.service.StorageProxy.getRangeSlice(StorageProxy.java:429)
> at org.apache.cassandra.thrift.CassandraServer.get_range_slices(CassandraServer.java:514)
> at org.apache.cassandra.thrift.Cassandra$Processor$get_range_slices.process(Cassandra.java:2868)
> at org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555)
> at org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:167)
> at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> at java.lang.Thread.run(Thread.java:619)
> DEBUG 16:51:48,838 logged out: #<User allow_all groups=[]>
> You can reproduce this by just running contrib/word_count example. Mapreduce last worked
with Cassandra 0.7-beta2. Important is to run more than one node.

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