Github user kkhatua commented on a diff in the pull request: https://github.com/apache/drill/pull/1203#discussion_r181510944 --- Diff: common/src/main/java/org/apache/drill/exec/metrics/CpuGaugeSet.java --- @@ -0,0 +1,62 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.drill.exec.metrics; + +import java.lang.management.OperatingSystemMXBean; +import java.util.HashMap; +import java.util.Map; + +import com.codahale.metrics.Gauge; +import com.codahale.metrics.Metric; +import com.codahale.metrics.MetricSet; + +/** + * Creates a Cpu GaugeSet + */ +class CpuGaugeSet implements MetricSet { --- End diff -- I thought we might want to expand the GaugeSet to carry additional metrics like `ProcessCpuLoad` and `ProcessCpuTime` . Since we can shrink the {{SHUTDOWN}} button to a symbol, we do have some real-estate to provide the ProcessCPULoad information as well. Would it help to have that? https://docs.oracle.com/javase/7/docs/jre/api/management/extension/com/sun/management/OperatingSystemMXBean.html#getProcessCpuLoad()
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