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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, 05:25
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/ 2 http://CH36:60030/ 5 http://CH34:60030/ 1