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Re: groupby(prefix(rowkey)) with multiple custom aggregated columns - HBase - [mail # user]
...Please take a lookat hbase-client/src/main/java/org/apache/hadoop/hbase/client/coprocessor/AggregationClient.javawhich shows several other aggregations.BTW group by functionality would invol...
   Author: Ted Yu, 2015-08-07, 21:19
[expand - 2 more] - Re: RegionServers shutdown randomly - HBase - [mail # user]
...Does 10.240.187.182  correspond with w-0 or m?Looks like hdfs was intermittently unstable.Have you run fsck ?CheersOn Fri, Aug 7, 2015 at 12:59 AM, Adrià Vilà  wrote: ...
   Author: Ted Yu, 2015-08-07, 14:07
Re: Flink & Hbase - HBase - [mail # user]
...Which release of hbase are you using ?Can you pastebin the log(s) from client / server side ?Table regions spreading across region servers is common scenario. Youshould be able to get this w...
   Author: Ted Yu, 2015-08-06, 22:23
Re: [Replication] ScopeWALEntryFilter Vs TableCfWALEntryFilter - HBase - [mail # dev]
...Please take a look at getScopeWALEntryFilter()in RegionReplicaReplicationEndpoint.javaYou can examine git log of the above file to see related JIRAs.CheersOn Thu, Aug 6, 2015 at 5:49 AM, ash...
   Author: Ted Yu, 2015-08-06, 14:25
[expand - 1 more] - Re: Flushs and compactions - HBase - [mail # user]
...Can you provide some more detail please ?Release of hbaseregion server log (snippet) showing that compaction is skippedThanksOn Wed, Aug 5, 2015 at 10:15 AM, Jean-Marc Spaggiari <[EMAIL P...
   Author: Ted Yu, 2015-08-05, 17:19
[expand - 1 more] - Re: ERROR: Can't get master address from ZooKeeper; znode data == null - HBase - [mail # user]
...Your hbase-site.xml is effectively empty.Have you followed this guide ?http://hbase.apache.org/book.html#quickstart>CheersOn Tue, Aug 4, 2015 at 7:23 AM, Daniel de Oliveira Mantovani <...
   Author: Ted Yu, 2015-08-04, 14:55
[HBASE-12923] ResultScanner is not closed in ModifyTableHandler#removeReplicaColumnsIfNeeded() - HBase - [issue]
...In ModifyTableHandler#removeReplicaColumnsIfNeeded():      ResultScanner resScanner = metaTable.getScanner(scan);      for (Result result : resScanner) {The Res...
http://issues.apache.org/jira/browse/HBASE-12923    Author: Ted Yu, 2015-08-03, 23:04
[expand - 1 more] - Re: Get using `.addColumn()` and `.setFilter()` - HBase - [mail # user]
...Is there column with prefix 'name' whose column name is longer than 'name'(such as 'name0') ?If not, take a look at MultipleColumnPrefixFilterCheersOn Mon, Aug 3, 2015 at 1:39 PM, Dmitry Min...
   Author: Ted Yu, 2015-08-03, 21:41
[expand - 4 more] - Re: scan column families with different time ranges - HBase - [mail # user]
...bq. revive some notion of tiered compactionDid you have a chance to try out Stripe compaction ?ThanksOn Mon, Aug 3, 2015 at 11:14 AM, Dave Latham  wrote: ...
   Author: Ted Yu, 2015-08-03, 19:16
Re: Compaction queue size constantly increase. - HBase - [mail # user]
...Can you take jstack of the region server next time this happens ?Btw please consider upgrading. 0.96.x is too old.  ...
   Author: Ted Yu, 2015-08-03, 12:51
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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