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HBase, mail # user - unbalance number fo region in cluster


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Re: unbalance number fo region in cluster
Ted Yu 2013-07-04, 13:49
bq. CH3u4

Did you mean CDH3u4 ?

How many tables do you have in total ?

Are regions from all the tables balanced across your cluster ?

Cheers

On Wed, Jul 3, 2013 at 11:00 PM, ch huang <[EMAIL PROTECTED]> wrote:

> hi,i use CH3u4 , no presplit, balancer is enabled,thanks
>
>
>
>
> On Thu, Jul 4, 2013 at 1:25 PM, Ted Yu <[EMAIL PROTECTED]> wrote:
>
> > Did you presplit your table ?
> >
> > Was load balancer enabled ?
> >
> > What HBase version do you use ?
> >
> > Thanks
> >
> > On Jul 3, 2013, at 10:21 PM, ch huang <[EMAIL PROTECTED]> wrote:
> >
> > > i insert 2GB data into my hbase cluster ,but i find the region is not
> > > balance,is insert operation always cause the region number different on
> > > region server?
> > >
> > > here is my 60010 output
> > >
> > > Table Regions  Name Region Server Start Key End Key
> > > demo2,,1372914631698.f42281ec44d113df3e644d5ecdb35366.
> > > CH36:60030<http://ch36:60030/>
> > > rows23703
> demo2,rows23703,1372914684582.c3373791daec95b849ba2908c517e045.
> > > CH35:60030 <http://ch35:60030/> rows23703 rows347161
> > > demo2,rows347161,1372914714248.dd9a6c39f65ad4a879638e1bfec76016.
> > > CH34:60030<http://ch34:60030/>
> > > rows347161 rows428378
> > > demo2,rows428378,1372914745946.41a4669f36bc99ef1592b2df13c0a948.
> > > CH36:60030<http://ch36:60030/>
> > > rows428378 rows512589
> > > demo2,rows512589,1372914776151.a4363bdd7403633c5775931ab32a7da8.
> > > CH36:60030<http://ch36:60030/>
> > > rows512589 rows598644
> > > demo2,rows598644,1372914806469.729f52018aac909e8080f00b8d698e2d.
> > > CH36:60030<http://ch36:60030/>
> > > rows598644 rows684871
> > > demo2,rows684871,1372914836812.d9cb1760fe3302500034913ff813e0f8.
> > > CH35:60030<http://ch35:60030/>
> > > rows684871 rows771559
> > > demo2,rows771559,1372914836812.ac16ff1404cff5c0db3d2e3b0661ffcd.
> > > CH36:60030<http://ch36:60030/>
> >  > rows771559 Regions by Region Server  Region Server Region Count
> > > http://CH35:60030/ <http://ch35:60030/> 2 http://CH36:60030/<
> http://ch36:60030/>5
> > http://CH34:60030/ <http://ch34:60030/> 1
> >
>