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From Ted Yu <yuzhih...@gmail.com>
Subject Re: when will hbase create the zookeeper znode 'root-region-server’ is created? Hbase 0.94
Date Fri, 17 Oct 2014 03:26:23 GMT
0.94.5 to 0.94.24 are all releases in the 0.94 train.

There is no change w.r.t. the timing of 'root-region-server’ znode creation.

Cheers

On Thu, Oct 16, 2014 at 8:19 PM, Liu, Ming (HPIT-GADSC) <ming.liu2@hp.com>
wrote:

> Thanks Ted and Sean,
>
> It is great to find the archives, why I did not find them for so long
> time... :-)
>
> The original coprocessor author reply me yesterday, it is my fault. In
> fact, that coprocessor is loaded after the hbase startup, not during hbase
> regionserver startup time. In their client application code , they invoke
> addCoprocessor() to load the coprocessor at run-time. So I should not put
> them into the hbase-site.xml.
> When loaded later, the HBaseAdmin.tableExist() can work, since at that
> time, all initialization is done.
> So this is not a version issue, it can work in 0.94.5 and 0.94.24 as well.
>
> Thank you all for the help.
> Ming
>
> -----Original Message-----
> From: Ted Yu [mailto:yuzhihong@gmail.com]
> Sent: Thursday, October 16, 2014 10:29 PM
> To: user@hbase.apache.org
> Subject: Re: when will hbase create the zookeeper znode
> 'root-region-server’ is created? Hbase 0.94
>
> Ming:
> The tar ball in the archive contains source code. See example below:
>
> $ tar tzvf hbase-0.94.5.tar.gz | grep '\.java' | grep Assignment
> -rw-r--r--  0 jenkins jenkins  47982 Feb  7  2013
> hbase-0.94.5/src/test/java/org/apache/hadoop/hbase/master/TestAssignmentManager.java
> -rw-r--r--  0 jenkins jenkins  136645 Feb  7  2013
> hbase-0.94.5/src/main/java/org/apache/hadoop/hbase/master/AssignmentManager.java
>
> FYI
>
> On Thu, Oct 16, 2014 at 7:18 AM, Sean Busbey <busbey@cloudera.com> wrote:
>
> > On Thu, Oct 16, 2014 at 2:18 AM, Liu, Ming (HPIT-GADSC)
> > <ming.liu2@hp.com>
> > wrote:
> >
> > >
> > >
> > > By the way, I cannot find anywhere to download a 0.94.5 hbase source
> > code,
> > > can anyone tell me if there is somewhere I can find it?
> > >
> > > I know old version is obsolete , but this is not for production, but
> > > for research, so please help me if you have any idea. Thanks very
> > > much in advance.
> > >
> >
> >
> > In most cases you can get old versions of the HBase source from the
> > ASF
> > archives:
> >
> > http://archive.apache.org/dist/hbase/hbase-0.94.5/
> >
> >
> > --
> > Sean
> >
>

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