Issue Summary

The clustering monitoring page does not work in case the node name has parenthesis / bracket ":" character hence not providing CPU/Memory/Uptime information.

Steps to Reproduce

1. Deploy JIRA Datacenter 8.6.1
2. In the cluster.properties file, add the node name (jira.node.id) as "node1(1)"

Expected Results

• CPU/Memory/Uptime information to be displayed:

Actual Results

• CPU/Memory/Uptime information is not displayed:
  

Workaround

• Remove the parenthesis / bracket ":" from the node name (jira.node.id in cluster.properties file).