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Hive >> mail # user >> HiveHistoryViewer concurrency problem


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Re: HiveHistoryViewer concurrency problem
Hi Qiang,

Could you describe how HiveHistoryViewer is used? I'm also looking for
a tool to understand the Hive log.

Thanks,
Jie

On Sat, Jan 5, 2013 at 9:54 AM, Qiang Wang <[EMAIL PROTECTED]> wrote:
> Does Anybody have an idea about this?
>
> https://issues.apache.org/jira/browse/HIVE-3857
>
>
> 2013/1/4 Qiang Wang <[EMAIL PROTECTED]>
>>
>> new HiveHistoryViewer() throws ConcurrentModificationException when called
>> concurrently by several threads.
>>
>> According to the stack trace, HiveHistory.parseLine use private static
>> Map<String, String> parseBuffer to store parsed data and this caused the
>> exception.
>>
>> I don't know why a static buffer rather than a local buffer is used!
>> Anybody have an idea about this?
>
>
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB