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From James Taylor <jamestay...@apache.org>
Subject Re: Various performance questions
Date Fri, 29 Apr 2016 07:55:32 GMT
In 4.7+, take a look at the UPDATE_CACHE_FREQUENCY property for reducing
the RPC calls made for the SYSTEM.CATALOG:
https://phoenix.apache.org/#Altering

    James

On Thu, Apr 28, 2016 at 10:30 PM, Lukáš Lalinský <lalinsky@gmail.com> wrote:

> On Fri, Apr 29, 2016 at 2:58 AM, Vladimir Rodionov <vladrodionov@gmail.com
> > wrote:
>
>> >> 2. Is it okay that one regionserver is 10x as loaded as others?
>>
>> Does this server host hbase:meta?
>>
>
> I think the high reqs/sec is actually caused by the Phoenix's system
> tables being on that regionserver, particularly SYSTEM.CATALOG. I'm not
> sure if there is something that can be done about that. From what I
> understand, those requests should not be particularly expensive.
>
> Lukas
>
>

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