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[IMPALA-1453] GROUP BY on STRING column produces inconsistent results - Impala - [issue]
...The following query produces inconsistent results on a STRING column:SELECT string_col FROM table GROUP BY string_col;can be reproduced on http://mdonsky-1.ent.cloudera.com:8888/impala/#quer...
http://issues.cloudera.org/browse/IMPALA-1453    Author: Henry Robinson, 2014-11-24, 05:58
[IMPALA-1440] Parquet writers seem to ignore process mem limit - Impala - [issue]
...Running a simple insert overwrite from a partitioned table into a partitioned table blows past the memory limit, although the query is eventually cancelled with OOM.The process limit was set...
http://issues.cloudera.org/browse/IMPALA-1440    Author: Henry Robinson, 2014-11-21, 02:50
[IMPALA-1479] 'Received report for unknown query ID...' shouldn't log at INFO - Impala - [issue]
...The error message you see when you get reports for an unknown query ID are often benign (since the query usually really has been closed or cancelled), and aren't actionable. We should bump i...
http://issues.cloudera.org/browse/IMPALA-1479    Author: Henry Robinson, 2014-11-18, 21:31
[IMPALA-1240] TestCancellationFullSort hits mem limit of 300MB with tpch_parquet - Impala - [issue]
...Just to track the issue: the test is disabled in the CDH5 branch for now. CDH4 seems unaffected....
http://issues.cloudera.org/browse/IMPALA-1240    Author: Henry Robinson, 2014-11-18, 19:29
[IMPALA-1470] Client gets NullPointerException when catalog service is down - Impala - [issue]
...The catalog service is not running.I1114 12:37:57.146244 21527 Frontend.java:797] analyze query explain select STRAIGHT_JOIN id from alltypes a join alltypes b on a.id = b.idI1114 12:37:57.1...
http://issues.cloudera.org/browse/IMPALA-1470    Author: Henry Robinson, 2014-11-14, 20:40
[IMPALA-1150] Impala should limit the per-query core estimate to Yarn's per-node limit - Impala - [issue]
...Yarn has yarn.nodemanager.resource.cpu-vcores which sets the maximum number of cores a single node can allocate. Impala uses Java's availableCores() method which looks at the whole machine. ...
http://issues.cloudera.org/browse/IMPALA-1150    Author: Henry Robinson, 2014-11-13, 06:56
[expand - 2 more] - Re: Can't execute queries after one of the node dies - Impala - [mail # user]
...On 5 November 2014 11:09, Tony Bussieres wrote:Yes, that's the plan - not sure why you'd imagine I'd keep it quiet! Let memake sure I've got to the bottom of it first, though.The statestore ...
   Author: Henry Robinson, 2014-11-12, 19:28
[IMPALA-966] Type errors are attributed to wrong expression with insert - Impala - [issue]
...The type error below belongs to the second row to be inserted (sqrt() returns DOUBLE). But the obviously FLOAT first expression gets blamed for the error.[localhost:21000] > insert overwr...
http://issues.cloudera.org/browse/IMPALA-966    Author: Henry Robinson, 2014-11-12, 00:50
[IMPALA-682] Improve statestore network performance with large topics - Impala - [issue]
...When the statestore has a large topic to transmit (e.g. over 100MB), a lot of network bandwidth will be used. This is particularly acute at startup, when many subscribers are competing for t...
http://issues.cloudera.org/browse/IMPALA-682    Author: Henry Robinson, 2014-11-12, 00:07
[IMPALA-1442] Thrift w/sasl does not use buffered transport - Impala - [issue]
...If you look at the packet stream from an Impala demon running an authenticated Thrift server, you will notice that a lot of the packets are very small (a few bytes). This is probably because...
http://issues.cloudera.org/browse/IMPALA-1442    Author: Henry Robinson, 2014-11-10, 20:07
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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