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[IMPALA-1575] Cancelled queries do not yield resources to Llama until close - Impala - [issue]
...A cancelled query (for example due to a timeout) will not yield its allocated resources back to Llama until the query is actually closed. This leads to a bad interaction with Hue, which will...
http://issues.cloudera.org/browse/IMPALA-1575    Author: Henry Robinson, 2014-12-18, 02:34
[IMPALA-1599] Improve start-up time on partitioned tables - Impala - [issue]
...We've seen cases where simple count queries over tables with a few thousand partitions are slow to start up, when the cluster is over a hundred nodes or so.We need to confirm this still is a...
http://issues.cloudera.org/browse/IMPALA-1599    Author: Henry Robinson, 2014-12-18, 01:56
[IMPALA-1556] Kerberos fetches 3x slower - Impala - [issue]
...Fetches of 10M rows of single-column data from a Kerberos-enabled cluster are 3x slower than when Kerberos is turned off. The problem appears to be in how long fetch() takes to run. Impala r...
http://issues.cloudera.org/browse/IMPALA-1556    Author: Henry Robinson, 2014-12-17, 23:47
[IMPALA-1427] Improve "unknown disk id" warning messages - Impala - [issue]
...The warning that users see when volume mapping information is not available is not very clear, and can be repeated many, many times: "Unknown disk id.  This will negatively affect ...
http://issues.cloudera.org/browse/IMPALA-1427    Author: Henry Robinson, 2014-12-17, 14:29
[IMPALA-1615] DROP INCREMENTAL STATS shouldn't clear the row count for a partition - Impala - [issue]
...DROP INCREMENTAL STATS is designed to invalidate the incremental stats state for a particular partition (and therefore to trigger recomputation next time COMPUTE INCREMENTAL STATS is called)...
http://issues.cloudera.org/browse/IMPALA-1615    Author: Henry Robinson, 2014-12-16, 22:29
[IMPALA-1579] unix_timestamp() builtins return INT - Impala - [issue]
...unix_timestamp() wraps when it hits INT_MAX.select cast('2038-01-19 03:14:06' as timestamp) a,cast(unix_timestamp(cast('2038-01-19 03:14:06' as timestamp)) as bigint) b,cast('2038-01-19 03:1...
http://issues.cloudera.org/browse/IMPALA-1579    Author: Henry Robinson, 2014-12-15, 23:51
[IMPALA-1607] Altering a column's type causes incremental stats to stop sticking for that column - Impala - [issue]
...Changing a column's type by ALTER TABLE CHANGE ... puts incremental stats into a state where the column's stats never get recorded. Therefore every COMPUTE INCREMENTAL STATS after that turn ...
http://issues.cloudera.org/browse/IMPALA-1607    Author: Henry Robinson, 2014-12-12, 00:12
[IMPALA-1606] Impala does not always give short name to Llama - Impala - [issue]
...If Kerberos or LDAP authentication is enabled, Impala may not send the short name to Llama for the user<->group mapping; instead it apparently sends the user@domain portion of the prin...
http://issues.cloudera.org/browse/IMPALA-1606    Author: Henry Robinson, 2014-12-12, 00:04
[IMPALA-1598] Add error codes to user-facing msgs and use them to de-duplicate high-volume output - Impala - [issue]
...Some error conditions cause a high volume of output that gets sent to the users, particularly if each backend produces several messages that are aggregated by the coordinator.An example is t...
http://issues.cloudera.org/browse/IMPALA-1598    Author: Henry Robinson, 2014-12-11, 00:57
[IMPALA-1383] Add summary data to /catalog - Impala - [issue]
...It would be useful to augment each table in /catalog with: Number of columns Table format Perhaps size of metadata...
http://issues.cloudera.org/browse/IMPALA-1383    Author: Henry Robinson, 2014-12-09, 07:22
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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