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HBase, mail # user - Multiple region servers per physical node


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Sudarshan Kadambi 2013-07-29, 21:19
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Ted Yu 2013-07-29, 21:22
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Elliott Clark 2013-07-29, 22:14
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Andrew Purtell 2013-07-29, 22:23
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Bryan Beaudreault 2013-07-29, 22:44
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Re: Multiple region servers per physical node
Andrew Purtell 2013-07-29, 23:12
Having a difficult time avoiding evacuation failures under concurrent read
and write stress. Tuning helps but raises contention for CPU. This is with
"interesting" heap sizes - 32-128GB.
On Mon, Jul 29, 2013 at 3:44 PM, Bryan Beaudreault <[EMAIL PROTECTED]
> wrote:

> Due to the contention for CPU resources?  Or why?
>
>
> On Mon, Jul 29, 2013 at 6:23 PM, Andrew Purtell <[EMAIL PROTECTED]>
> wrote:
>
> > On Mon, Jul 29, 2013 at 3:14 PM, Elliott Clark <[EMAIL PROTECTED]>
> wrote:
> >
> > > Yes the G1 looks promising if you have a very read heavy workload
> > > (We've been running it for integration tests for about a month or so).
> > >
> >
> > That's my experience too. Unfortunately it's less promising once the
> > workload is mixed.
> >
> > --
> > Best regards,
> >
> >    - Andy
> >
> > Problems worthy of attack prove their worth by hitting back. - Piet Hein
> > (via Tom White)
> >
>

--
Best regards,

   - Andy

Problems worthy of attack prove their worth by hitting back. - Piet Hein
(via Tom White)
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Elliott Clark 2013-07-30, 06:34
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Kevin Odell 2013-07-30, 14:14
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Michael Segel 2013-07-31, 18:51