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From Parth Patil <parthpa...@gmail.com>
Subject Re: Unable to run hadoop_cql3_word_count examples
Date Tue, 10 Dec 2013 06:19:56 GMT
Filed a ticket for this issue :
https://issues.apache.org/jira/browse/CASSANDRA-6467


On Mon, Dec 9, 2013 at 9:56 AM, Parth Patil <parthpatil@gmail.com> wrote:

> Thanks Nate, I will file a ticket.
>
>
> On Mon, Dec 9, 2013 at 7:34 AM, Nate McCall <nate@thelastpickle.com>wrote:
>
>> If you got that error on an unmodified example from the latest source,
>> please open an issue:
>> https://issues.apache.org/jira/browse/CASSANDRA
>>
>>
>> On Sun, Dec 8, 2013 at 8:00 PM, Parth Patil <parthpatil@gmail.com> wrote:
>>
>>> Hi Aaron,
>>> Thanks for your response. I didn't make any change to the code when I
>>> got that exception. I just ran the example as is after I cloned the repo
>>> from github.
>>>
>>> I did a git pull today on cassandra-2.0 branch, built via ant and re-ran
>>> the example and now I am not getting the error from before but I am now
>>> getting the following error as shown in this gist
>>> https://gist.github.com/parth-patil/7864738
>>>
>>>
>>>
>>>
>>> On Sun, Dec 8, 2013 at 11:30 AM, Aaron Morton <aaron@thelastpickle.com>wrote:
>>>
>>>> InvalidRequestException(why:consistency level LOCAL_ONE not compatible
>>>> with replication strategy (org.apache.cassandra.locator.SimpleStrategy))
at
>>>>
>>>> The LOCAL_ONE consistency level can only be used with the
>>>> NetworkTopologyStrategy.
>>>>
>>>> I had a quick look and the code does not use LOCAL_ONE, did you make a
>>>> change?
>>>>
>>>> Cheers
>>>>
>>>>  -----------------
>>>> Aaron Morton
>>>> New Zealand
>>>> @aaronmorton
>>>>
>>>> Co-Founder & Principal Consultant
>>>> Apache Cassandra Consulting
>>>> http://www.thelastpickle.com
>>>>
>>>> On 3/12/2013, at 10:03 pm, Parth Patil <parthpatil@gmail.com> wrote:
>>>>
>>>> Hi,
>>>> I am new to Cassandra and I am exploring the Hadoop integration
>>>> (MapReduce) provided by Cassandra.
>>>>
>>>> I am trying to run the hadoop examples provided in the cassandra's repo
>>>> under examples/hadoop_cql3_word_count. I am using the cassandra-2.0 branch.
>>>> I have a single node cassandra running locally. I was able to run the
>>>> ./bin/word_count_setup step successfully but when I run the
>>>> ./bin/word_count step I am getting the following error :
>>>>
>>>> java.lang.RuntimeException at
>>>> org.apache.cassandra.hadoop.cql3.CqlPagingRecordReader$RowIterator.executeQuery(CqlPagingRecordReader.java:661)
>>>> at
>>>> org.apache.cassandra.hadoop.cql3.CqlPagingRecordReader$RowIterator.(CqlPagingRecordReader.java:297)
>>>> at
>>>> org.apache.cassandra.hadoop.cql3.CqlPagingRecordReader.initialize(CqlPagingRecordReader.java:163)
>>>> at
>>>> org.apache.hadoop.mapred.MapTask$NewTrackingRecordReader.initialize(MapTask.java:522)
>>>> at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:763) at
>>>> org.apache.hadoop.mapred.MapTask.run(MapTask.java:370) at
>>>> org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:212)
>>>> Caused by: InvalidRequestException(why:consistency level LOCAL_ONE not
>>>> compatible with replication strategy
>>>> (org.apache.cassandra.locator.SimpleStrategy)) at
>>>> org.apache.cassandra.thrift.Cassandra$execute_prepared_cql3_query_result$execute_prepared_cql3_query_resultStandardScheme.read(Cassandra.java:52627)
>>>> at
>>>> org.apache.cassandra.thrift.Cassandra$execute_prepared_cql3_query_result$execute_prepared_cql3_query_resultStandardScheme.read(Cassandra.java:52604)
>>>> at
>>>> org.apache.cassandra.thrift.Cassandra$execute_prepared_cql3_query_result.read(Cassandra.java:52519)
>>>> at org.apache.thrift.TServiceClient.receiveBase(TServiceClient.java:78) at
>>>> org.apache.cassandra.thrift.Cassandra$Client.recv_execute_prepared_cql3_query(Cassandra.java:1785)
>>>> at
>>>> org.apache.cassandra.thrift.Cassandra$Client.execute_prepared_cql3_query(Cassandra.java:1770)
>>>> at
>>>> org.apache.cassandra.hadoop.cql3.CqlPagingRecordReader$RowIterator.executeQuery(CqlPagingRecordReader.java:631)
>>>> ... 6 more
>>>> ------------------------------
>>>>
>>>> Has anyone seen this before ? Am I missing something ?
>>>>
>>>> --
>>>> Best,
>>>> Parth
>>>>
>>>>
>>>>
>>>
>>>
>>> --
>>> Best,
>>> Parth
>>>
>>
>>
>>
>> --
>> -----------------
>> Nate McCall
>> Austin, TX
>> @zznate
>>
>> Co-Founder & Sr. Technical Consultant
>>
>> Apache Cassandra Consulting
>> http://www.thelastpickle.com
>>
>
>
>
> --
> Best,
> Parth
>



-- 
Best,
Parth

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