public JVMMetrics showJVMMetrics(String member) throws Exception {
    MemberMXBean bean = validateMember(member);
    return bean.showJVMMetrics();
  }
Requests the corresponding member to provide the basic JVM metrics which are listed in class
JVMMetrics to be sent to Managing node.

@param member name or id of the member
@return basic metrics related to the JVM of the member
geode-core/src/main/java/org/apache/geode/management/internal/beans/DistributedSystemBridge.java