Error HBASE-ZOOKEEPER : Too many connections

Question

I am using Hbase-Hadoop combination for my application along with Data Nucleus as the ORM.

When I am trying to access hbase via several threads at a single time. It

Answer 1

For the above issue you need to restart the master service of HBase. The command for the same is

sudo /etc/init.d/hadoop-hbase-master start

this needs to be done before entering to HBase shell.