```
public class CpuGaugeSet implements MetricSet {
private static final org.slf4j.Logger logger =
org.slf4j.LoggerFactory.getLogger(CpuGaugeSet.class);
private final RuntimeMXBean rtMXBean;
private final OperatingSystemMXBean osMXBean;
public CpuGaugeSet() {
//DRILL-6702: Instead of worrying about compiling with IBM JDK, for now, we
shall provide no CPU metrics for non-HotSpot JVMs
this.rtMXBean = ManagementFactory.getRuntimeMXBean();
java.lang.management.OperatingSystemMXBean operatingSystemMXBean =
ManagementFactory.getOperatingSystemMXBean();
if (operatingSystemMXBean instanceof OperatingSystemMXBean) {
this.osMXBean = (OperatingSystemMXBean)
ManagementFactory.getOperatingSystemMXBean();
} else {
this.osMXBean = null;
logger.warn("Detected non-HotSpot JVM [{}]. CPU Metrics in the WebUI will
not be available!", System.getProperty("java.vm.name"));
}
}
...
```
[ Full content available at: https://github.com/apache/drill/pull/1437 ]
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