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From Sylvain Lebresne <sylv...@datastax.com>
Subject Re: Cassandra 1.1.1 stack overflow on an infinite loop building IntervalTree
Date Fri, 08 Jun 2012 15:55:05 GMT
Looks a lot like https://issues.apache.org/jira/browse/CASSANDRA-4321.
Feel free to add a comment on there if you have any additional info.

--
Sylvain

On Fri, Jun 8, 2012 at 12:06 PM, Omid Aladini <omidaladini@gmail.com> wrote:
> Also looks similar to this ticket:
>
> https://issues.apache.org/jira/browse/CASSANDRA-4078
>
>
>
> On Thu, Jun 7, 2012 at 6:48 PM, Omid Aladini <omidaladini@gmail.com> wrote:
>>
>> Hi,
>>
>> One of my 1.1.1 nodes doesn't restart due to stack overflow on building
>> the interval tree. Bumping the stack size doesn't help. Here's the stack
>> trace:
>>
>> https://gist.github.com/2889611
>>
>> It looks more like an infinite loop on IntervalNode constructor's logic
>> than a deep tree since DEBUG log shows looping over the same intervals:
>>
>> https://gist.github.com/2889862
>>
>> Running it with assertions enabled shows a number of sstables which the
>> first key > last key, for example:
>>
>> 2012-06-07_16:12:18.18781 java.lang.AssertionError: SSTable first key
>> DecoratedKey(22540092521493542684444486114339861094,
>> 3730343137317c3438333632333932) > last key
>> DecoratedKey(22166106697727078019854024428005234814,
>> 313138323637397c3432373931353435)
>>
>> and let's the node come up without hittingĀ IntervalNode constructor. I
>> wonder how invalid sstables get create in the first place? Is there a way to
>> verify if other nodes in the cluster are affected as well?
>>
>> Speaking of a solution to get the node back up without wiping the data off
>> and let it bootstrap again, I was wondering if I remove affected sstables
>> and restart the node followed by a repair, will the node end up in a
>> consistent state?
>>
>> SStables contain counter columns and leveled compaction is used.
>>
>> Thanks,
>> Omid
>
>

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