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From: Lalit Jadhav <lalit.jadhav@nciportal.com>
Date: Wed, 6 Dec 2017 15:57:30 +0530
Message-ID: <CA+yygYKbBANp_CGDBFJeZi5gcPyFeiayMoh1UKp5pX57+TY1fA@mail.gmail.com>
Subject: Re: Regionservers consuming too much ram in HDP 2.6.
To: user@hbase.apache.org
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archived-at: Wed, 06 Dec 2017 10:27:48 -0000

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Hi Ramkrishna,

Thanks for reply,
Right now I am not performing any operation on HBase(it is idle), Still,
utilization is 16GB. But when I shut down them, It frees this memory.

On Wed, Dec 6, 2017 at 2:41 PM, ramkrishna vasudevan <
ramkrishna.s.vasudevan@gmail.com> wrote:

> Hi Lalith
>
> Seems you have configured very minimum heap space.
> So when you say RAM size is increasing  what are the operations that you
> are performing when the memory increases. I can see heap is only 1G but
> still your  memory is 16G.Are you sure that 16G is only due to Region
> servers? Are you having heavy writes or reads during that time.
>
> Regards
> Ram
>
> On Wed, Dec 6, 2017 at 2:31 PM, Lalit Jadhav <lalit.jadhav@nciportal.com>
> wrote:
>
> > Adding More info,
> >
> > Regions per region server : 13-15 Regions per RS
> >
> > memory region server is taking : 16GB
> >
> > Memstore size : 64 MB
> >
> > configured heap for Master : 1 GB
> >
> > configured heap for RegionServer : 1 GB
> >
> > On Tue, Dec 5, 2017 at 5:40 PM, Lalit Jadhav <lalit.jadhav@nciportal.com
> >
> > wrote:
> >
> > > Hello All,
> > >
> > > When we do any operations on the database(HBase), RegionServers are
> > taking
> > > too much ram and not releases until we restart them. Is there any
> > parameter
> > > or property to release ram or to restrict RegionServers to take this
> much
> > > of memory? Help will be appreciated.
> > >
> > > --
> > > Regards,
> > > Lalit Jadhav
> > > Network Component Private Limited.
> > >
> >
> >
> >
> > --
> > Regards,
> > Lalit Jadhav
> > Network Component Private Limited.
> >
>


-- 
Regards,
Lalit Jadhav
Network Component Private Limited.

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