On Mon, Apr 8, 2019 at 4:45 PM alwin james <[email protected]> wrote:
> Hi Team, > > I would like to understand, as part of maintaining a healthy zookeeper > cluster, does the number of ephemeral nodes important? If so, is there any > soft/hard limit on the number? > No limits outside the heap. > Or is it more on the amount of data in each node that is important? > > Yes, that will really be your limit. > What are the other important health checks typically done in production > systems? > Any help/pointers is highly appreciated. > Take a look at the admin server via jetty, it provides a bunch of metrics that are good to monitor in production. I believe there has been a bunch of work recently to add more (I have not been following): https://zookeeper.apache.org/doc/r3.5.4-beta/zookeeperAdmin.html#sc_zkCommands Patrick > > Regards, >
