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 > >
