com.ideaaedi.commonds.monitor.SystemMonitorUtil Maven / Gradle / Ivy
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package com.ideaaedi.commonds.monitor;
import com.alibaba.fastjson2.JSON;
import com.ideaaedi.commonds.monitor.info.SystemCpuInfo;
import com.ideaaedi.commonds.monitor.info.SystemDiskInfo;
import com.ideaaedi.commonds.monitor.info.SystemMemoryInfo;
import com.ideaaedi.commonds.monitor.info.SystemOtherInfo;
import lombok.extern.slf4j.Slf4j;
import oshi.SystemInfo;
import oshi.hardware.CentralProcessor;
import oshi.hardware.GlobalMemory;
import java.io.File;
import java.lang.management.ManagementFactory;
import java.lang.management.MemoryMXBean;
import java.lang.management.MemoryUsage;
import java.text.DecimalFormat;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.concurrent.TimeUnit;
/**
* 系统监控
*
* @author JustryDeng 
* @since 1.0.0
*/
@Slf4j
public class SystemMonitorUtil {
/**
* 获取系统实时信息
*
* @param pretty
* 是否格式化打印
*
* @return 系统实时信息
*/
public static String systemRealTimeInfo(boolean pretty) {
DecimalFormat decimalFormat = new DecimalFormat("#.##");
SystemInfo systemInfo = new SystemInfo();
StringBuilder sb = new StringBuilder(128);
sb.append("\n ========================= system-monitor =========================\n");
// 内存
SystemMemoryInfo systemMemoryInfo = memoryInfo(systemInfo, decimalFormat);
sb.append(" >>>>>>>>>>>>>>> memory start >>>>>>>>>>>>>>> " + "\n");
sb.append(" Initial total memory(JVM):").append(systemMemoryInfo.getJvmInitialTotalMemory()).append("\n");
sb.append(" Maximum available memory(JVM):").append(systemMemoryInfo.getJvmMaximumAvailableMemory()).append(
"\n");
sb.append(" Used memory(JVM):").append(systemMemoryInfo.getJvmUsedMemory()).append("\n");
sb.append(" Total physical memory:").append(systemMemoryInfo.getPhysicalTotalMemory()).append("\n");
sb.append(" Remaining physical memory:").append(systemMemoryInfo.getPhysicalRemainingMemory()).append("\n");
sb.append(" Physical memory used:").append(systemMemoryInfo.getPhysicalUsedMemory()).append("\n");
sb.append(" <<<<<<<<<<<<<<< memory end <<<<<<<<<<<<<<< ");
sb.append("\n\n");
// cpu
SystemCpuInfo systemCpuInfo = cpuInfo(systemInfo, decimalFormat);
sb.append(" >>>>>>>>>>>>>>> cpu start >>>>>>>>>>>>>>> ").append("\n");
sb.append(" CPU core number:").append(systemCpuInfo.getCoreNumber()).append("\n");
sb.append(" CPU system usage rate:").append(systemCpuInfo.getSystemUsageRate()).append("\n");
sb.append(" CPU user usage rate:").append(systemCpuInfo.getUserUsageRate()).append("\n");
sb.append(" CPU current io waiting rate:").append(systemCpuInfo.getCurrentIoWaitRate()).append("\n");
sb.append(" CPU current idle rate:").append(systemCpuInfo.getCurrentIdleRate()).append("\n");
sb.append(" <<<<<<<<<<<<<<< cpu end <<<<<<<<<<<<<<< ");
sb.append("\n\n");
// 磁盘
List systemDiskInfos = diskInfo(decimalFormat);
sb.append(" >>>>>>>>>>>>>>> disk start >>>>>>>>>>>>>>> ").append("\n");
for (SystemDiskInfo diskInfo : systemDiskInfos) {
sb.append(" ").append(diskInfo.getPath()).append("\tTotalSpace:").append(diskInfo.getTotalSpace()).append(", "
+ "UsableSpace:").append
(diskInfo.getUsableSpace()).append(", " + "FreeSpace:").append(diskInfo.getFreeSpace()).append("\n");
}
sb.append(" <<<<<<<<<<<<<<< disk end <<<<<<<<<<<<<<< ");
sb.append("\n\n");
// 其它信息
SystemOtherInfo systemOtherInfo = otherInfo();
sb.append(" >>>>>>>>>>>>>>> other start >>>>>>>>>>>>>>> ").append("\n");
sb.append(" operating system:").append(systemOtherInfo.getOsName()).append("\n");
sb.append(" Program start time:").append(systemOtherInfo.getProgramStartTime()).append("\n");
sb.append(" Process pid:").append(systemOtherInfo.getProcessPid()).append("\n");
sb.append(" JAVA_HOME:").append(systemOtherInfo.getJavaHome()).append("\n");
sb.append(" JAVA_VERSION:").append(systemOtherInfo.getJavaVersion()).append("\n");
sb.append(" USER_HOME:").append(systemOtherInfo.getUserHome()).append("\n");
sb.append(" USER_NAME:").append(systemOtherInfo.getUserName()).append("\n");
sb.append(" <<<<<<<<<<<<<<< other end <<<<<<<<<<<<<<< ");
sb.append("\n");
sb.append(" ========================= system-monitor ========================= ");
String str = sb.toString();
if (!pretty) {
str = " " + str.replace("\n", "\t").trim();
}
return str;
}
/**
* 获取系统实时信息
*
* @return 系统实时信息
*/
public static com.ideaaedi.commonds.monitor.info.SystemInfo systemRealTimeInfo() {
com.ideaaedi.commonds.monitor.info.SystemInfo systemInfo = new com.ideaaedi.commonds.monitor.info.SystemInfo();
DecimalFormat decimalFormat = new DecimalFormat("#.##");
SystemInfo oshiSystemInfo = new SystemInfo();
systemInfo.setCpuInfo(cpuInfo(oshiSystemInfo, decimalFormat));
systemInfo.setDiskInfos(diskInfo(decimalFormat));
systemInfo.setMemoryInfo(memoryInfo(oshiSystemInfo, decimalFormat));
systemInfo.setOtherInfo(otherInfo());
return systemInfo;
}
/**
* 获取内存信息
*
* @param systemInfo
* 系统信息根对象(可为null)
* @param decimalFormat
* 数字格式化样式(可为null)
*
* @return 内存信息
*/
public static SystemMemoryInfo memoryInfo(SystemInfo systemInfo, DecimalFormat decimalFormat) {
if (systemInfo == null) {
systemInfo = new SystemInfo();
}
if (decimalFormat == null) {
decimalFormat = new DecimalFormat("#.##");
}
//noinspection AlibabaLowerCamelCaseVariableNaming
MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();
// 椎内存使用情况
MemoryUsage memoryUsage = memoryMXBean.getHeapMemoryUsage();
SystemMemoryInfo systemMemoryInfo = new SystemMemoryInfo();
systemMemoryInfo.setJvmInitialTotalMemory(decimalFormat.format(memoryUsage.getInit() * 1.0 / 1024 / 1024) +
"M");
systemMemoryInfo.setJvmMaximumAvailableMemory(decimalFormat.format(memoryUsage.getMax() * 1.0 / 1024 / 1024) + "M");
systemMemoryInfo.setJvmUsedMemory(decimalFormat.format(memoryUsage.getUsed() * 1.0 / 1024 / 1024) + "M");
GlobalMemory memory = systemInfo.getHardware().getMemory();
systemMemoryInfo.setPhysicalTotalMemory(decimalFormat.format(memory.getTotal() * 1.0 / 1024 / 1024 / 1024) +
"G");
systemMemoryInfo.setPhysicalRemainingMemory(decimalFormat.format(memory.getAvailable() * 1.0 / 1024 / 1024 / 1024) + "G");
systemMemoryInfo.setPhysicalUsedMemory(decimalFormat.format((memory.getTotal() - memory.getAvailable()) * 1.0 / 1024 / 1024 / 1024) + "G");
return systemMemoryInfo;
}
/**
* 获取cpu信息
*
* @param systemInfo
* 系统信息根对象(可为null)
* @param decimalFormat
* 数字格式化样式(可为null)
*
* @return cpu信息
*/
public static SystemCpuInfo cpuInfo(SystemInfo systemInfo, DecimalFormat decimalFormat) {
if (systemInfo == null) {
systemInfo = new SystemInfo();
}
if (decimalFormat == null) {
decimalFormat = new DecimalFormat("#.##");
}
CentralProcessor processor = systemInfo.getHardware().getProcessor();
long[] prevTicks = processor.getSystemCpuLoadTicks();
try {
// 睡眠1s
TimeUnit.SECONDS.sleep(1);
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
long[] ticks = processor.getSystemCpuLoadTicks();
long nice =
ticks[CentralProcessor.TickType.NICE.getIndex()] - prevTicks[CentralProcessor.TickType.NICE.getIndex()];
long irq =
ticks[CentralProcessor.TickType.IRQ.getIndex()] - prevTicks[CentralProcessor.TickType.IRQ.getIndex()];
long softirq =
ticks[CentralProcessor.TickType.SOFTIRQ.getIndex()] - prevTicks[CentralProcessor.TickType.SOFTIRQ.getIndex()];
long steal =
ticks[CentralProcessor.TickType.STEAL.getIndex()] - prevTicks[CentralProcessor.TickType.STEAL.getIndex()];
long cSys =
ticks[CentralProcessor.TickType.SYSTEM.getIndex()] - prevTicks[CentralProcessor.TickType.SYSTEM.getIndex()];
long user =
ticks[CentralProcessor.TickType.USER.getIndex()] - prevTicks[CentralProcessor.TickType.USER.getIndex()];
long iowait =
ticks[CentralProcessor.TickType.IOWAIT.getIndex()] - prevTicks[CentralProcessor.TickType.IOWAIT.getIndex()];
long idle =
ticks[CentralProcessor.TickType.IDLE.getIndex()] - prevTicks[CentralProcessor.TickType.IDLE.getIndex()];
long totalCpu = user + nice + cSys + idle + iowait + irq + softirq + steal;
SystemCpuInfo systemCpuInfo = new SystemCpuInfo();
systemCpuInfo.setCoreNumber(processor.getLogicalProcessorCount());
systemCpuInfo.setSystemUsageRate(decimalFormat.format(cSys * 1.0 / totalCpu));
systemCpuInfo.setUserUsageRate(decimalFormat.format(user * 1.0 / totalCpu));
systemCpuInfo.setCurrentIoWaitRate(decimalFormat.format(iowait * 1.0 / totalCpu));
systemCpuInfo.setCurrentIdleRate(decimalFormat.format(idle * 1.0 / totalCpu));
return systemCpuInfo;
}
/**
* 获取磁盘信息
*
* @param decimalFormat
* 数字格式化样式(可为null)
*
* @return 磁盘信息集合
*/
public static List diskInfo(DecimalFormat decimalFormat) {
if (decimalFormat == null) {
decimalFormat = new DecimalFormat("#.##");
}
File[] files = File.listRoots();
List diskInfoList = new ArrayList<>(8);
for (File file : files) {
String totalSpace = decimalFormat.format(file.getTotalSpace() * 1.0 / 1024 / 1024 / 1024) + "G";
String freeSpace = decimalFormat.format(file.getFreeSpace() * 1.0 / 1024 / 1024 / 1024) + "G";
String usableSpace = decimalFormat.format(file.getUsableSpace() * 1.0 / 1024 / 1024 / 1024) + "G";
SystemDiskInfo systemDiskInfo = new SystemDiskInfo();
systemDiskInfo.setPath(file.getPath());
systemDiskInfo.setTotalSpace(totalSpace);
systemDiskInfo.setFreeSpace(freeSpace);
systemDiskInfo.setUsableSpace(usableSpace);
diskInfoList.add(systemDiskInfo);
}
return diskInfoList;
}
/**
* 获取其他信息信息
*
* @return 其他信息信息
*/
public static SystemOtherInfo otherInfo() {
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
SystemOtherInfo systemOtherInfo = new SystemOtherInfo();
systemOtherInfo.setOsName(System.getProperty("os.name"));
systemOtherInfo.setProgramStartTime(simpleDateFormat.format(new Date(ManagementFactory.getRuntimeMXBean().getStartTime())));
String processName = ManagementFactory.getRuntimeMXBean().getName();
systemOtherInfo.setProcessPid(processName.split("@")[0]);
systemOtherInfo.setJavaHome(System.getProperty("java.home"));
systemOtherInfo.setJavaVersion(System.getProperty("java.version"));
systemOtherInfo.setUserHome(System.getProperty("user.home"));
systemOtherInfo.setUserName(System.getProperty("user.name"));
return systemOtherInfo;
}
/**
* 测试
*/
public static void main(String[] args) {
System.err.println(systemRealTimeInfo(true));
System.out.println(systemRealTimeInfo(false));
System.out.println(JSON.toJSONString(systemRealTimeInfo()));
}
}