You can use the following method from HBaseAdmin:
public ClusterStatus getClusterStatus() throws IOException {
where ClusterStatus has getter for retrieving live server count:
public int getServersSize() {
and getter for retrieving dead server count:
public int getDeadServers() {
FYI
On Thu, Jan 19, 2017 at 4:52 AM, kiran <kiran.sarvabho...@gmail.com> wrote:
> Dear All,
>
> Is there a way to check hbase cluster health (Master, Zookeeper,
> Regionservers) using java api. I have seen HBaseAdmin.clusterHealth but it
> checks for the health for master and zookeeper only.
>
> My use case is slightly different.
>
> I need to monitor the health of hbase cluster including region servers for
> every 2 min. 2min is my turn around time and I can't go beyond.
>
> If X%(30-70) of regionservers fail or master or zookeeper fails I will
> treat hbase cluster as down.
>
> Hbase version : 0.98.6
>
> --
> Thank you
> Kiran Sarvabhotla
>
> -----Even a correct decision is wrong when it is taken late
>
