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81 lines
2.3 KiB
81 lines
2.3 KiB
/* |
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* Licensed to the Apache Software Foundation (ASF) under one or more |
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* contributor license agreements. See the NOTICE file distributed with |
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* this work for additional information regarding copyright ownership. |
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* The ASF licenses this file to You under the Apache License, Version 2.0 |
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* (the "License"); you may not use this file except in compliance with |
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* the License. You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package org.apache.dolphinscheduler.common.os; |
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import org.apache.dolphinscheduler.common.utils.OSUtils; |
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import org.junit.Test; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import oshi.hardware.GlobalMemory; |
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import java.math.RoundingMode; |
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import java.text.DecimalFormat; |
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/** |
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* OSUtilsTest |
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*/ |
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public class OSUtilsTest { |
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private static Logger logger = LoggerFactory.getLogger(OSUtilsTest.class); |
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@Test |
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public void getHost(){ |
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logger.info(OSUtils.getHost()); |
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} |
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@Test |
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public void memoryUsage() { |
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logger.info("memoryUsage : {}", OSUtils.memoryUsage());// 0.3361799418926239 |
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} |
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@Test |
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public void availablePhysicalMemorySize() { |
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logger.info("availablePhysicalMemorySize : {}", OSUtils.availablePhysicalMemorySize()); |
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logger.info("availablePhysicalMemorySize : {}", OSUtils.totalMemorySize() / 10); |
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} |
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@Test |
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public void loadAverage() { |
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logger.info("memoryUsage : {}", OSUtils.loadAverage()); |
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} |
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private void printMemory(GlobalMemory memory) { |
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logger.info("memoryUsage : {} %" , (memory.getTotal() - memory.getAvailable()) * 100 / memory.getTotal() ); |
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} |
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@Test |
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public void cpuUsage() throws Exception { |
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logger.info("cpuUsage : {}", OSUtils.cpuUsage()); |
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Thread.sleep(1000l); |
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logger.info("cpuUsage : {}", OSUtils.cpuUsage()); |
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double cpuUsage = OSUtils.cpuUsage(); |
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DecimalFormat df = new DecimalFormat("0.00"); |
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df.setRoundingMode(RoundingMode.HALF_UP); |
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logger.info("cpuUsage1 : {}", df.format(cpuUsage)); |
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} |
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}
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