I couldn't find the relationship between Slider and Regionservers. Do you have 
a specific link?
What I'm looking for is something like this:

using the java native client:
- get a list of regions

- for each region, get the name of the region server

- somehow find a record belonging to that region (starting hash?)

- do a GET on one record of each region and report back

________________________________
From: Ted Yu <yuzhih...@gmail.com>
Sent: Wednesday, March 29, 2017 10:20:17 PM
To: user@hbase.apache.org
Subject: Re: How to healthcheck a regionserver

Have you heard of http://slider.incubator.apache.org/ (since you mentioned
Yarn) ?

Slider provides several methods of monitoring region server health.

FYI

On Wed, Mar 29, 2017 at 9:57 PM, jeff saremi <jeffsar...@hotmail.com> wrote:

> We have our region servers assigned by Yarn and occasionally we get a
> false list of servers in zookeeper.
>
> I'm writing a monitor program and I'd like to instead of pinging the
> server, perform a simple query to get the health of a specific region
> server. Is this possible? how? thanks
>
> Jeff
>
>

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