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Re: Getting column values in batches for a single row - HBase - [mail # user]
...Scan.setBatch does what you are looking for, since with a Get there's no way to iterate over mutliple calls: https://github.com/apache/hbase/blob/0.94.2/src/main/java/org/apache/hadoop/hbase...
   Author: Jean-Daniel Cryans, 2013-09-09, 19:43
[HBASE-9388] [replication] ZK Dump prints the raw PBUF for the HLog positions - HBase - [issue]
...Looking at the ZK dump in the master's web ui, I can see that we're not trying to parse the positions for the HLogs so it looks like "PBU���"...
http://issues.apache.org/jira/browse/HBASE-9388    Author: Jean-Daniel Cryans, 2013-09-05, 05:48
Re: Rolling restart from 0.92 to 0.94 - HBase - [mail # dev]
...Link to this discussion we had in April about binary compatibility: http://search-hadoop.com/m/Lg90wHGW981   On Wed, Sep 4, 2013 at 3:04 PM, James Taylor  wrote:  ...
   Author: Jean-Daniel Cryans, 2013-09-04, 22:08
[HBASE-5778] Fix HLog compression's incompatibilities - HBase - [issue]
...I ran some tests to verify if WAL compression should be turned on by default.For a use case where it's not very useful (values two order of magnitude bigger than the keys), the insert time w...
http://issues.apache.org/jira/browse/HBASE-5778    Author: Jean-Daniel Cryans, 2013-09-04, 01:14
Re: 0.96.0 keep logging "Memstore is above high water mark" - HBase - [mail # dev]
...It's probably not disconnecting properly so the zookeeper server prints that exception. FWIW if your ZK server was started outside of HBase, you wouldn't see those traces in the master log. ...
   Author: Jean-Daniel Cryans, 2013-09-03, 22:21
[HBASE-9321] Contention getting the current user in RpcClient$Connection.writeRequest - HBase - [issue]
...I've been running tests on clusters with "lots" of regions, about 400, and I'm seeing weird contention in the client.This one I see a lot, hundreds and sometimes thousands of threads are blo...
http://issues.apache.org/jira/browse/HBASE-9321    Author: Jean-Daniel Cryans, 2013-09-03, 18:43
Re: HBase distributed mode issue - HBase - [mail # user]
...What's your /etc/hosts on the master like? HBase does a simple lookup to get the machine's hostname and it "seems" your need reports itself as being localhost.   On Tue, Sep 3, 2013 at ...
   Author: Jean-Daniel Cryans, 2013-09-03, 18:17
[HBASE-9394] [replication] size accounting is completely off in the source - HBase - [issue]
...I was under the impression that I was sending way more data than I was expecting, so adding some more tracing I can see how much data I read VS how I much I think I'm sending:Seeking at posi...
http://issues.apache.org/jira/browse/HBASE-9394    Author: Jean-Daniel Cryans, 2013-08-31, 01:59
[HBASE-9382] replicateWALEntry doesn't use the replication handlers - HBase - [issue]
...By default we assign 3 handlers for replication, but as far as I can tell the replication traffic uses the normal handlers in 0.96...
http://issues.apache.org/jira/browse/HBASE-9382    Author: Jean-Daniel Cryans, 2013-08-31, 01:59
[HBASE-9373] [replication] data loss because replication doesn't expect partial reads - HBase - [issue]
...When I see this in the logs it often means we got a partial read and then we have the wrong offset when reading the rest of the file2013-08-28 23:16:07,182 ERROR [ReplicationExecutor-0.repli...
http://issues.apache.org/jira/browse/HBASE-9373    Author: Jean-Daniel Cryans, 2013-08-31, 01:59
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