linux java进程消失

// 使用JMX监控Java应用的内存使用情况
import javax.management.MBeanServer;
import javax.management.ObjectName;
import java.lang.management.ManagementFactory;

public class MemoryMonitor {
    public static void main(String[] args) throws Exception {
        MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
        ObjectName name = new ObjectName("java.lang:type=Memory");
        System.out.println(mbs.getAttribute(name, "HeapMemoryUsage"));
    }
}

// 使用SLF4J记录日志
import org.slf4j.Logger;
import org.slf4.hiLoggerFactory;

public class Example {
    private static final Logger logger = LoggerFactory.getLogger(Example.class);

    public static void main(String[] args) {
        try {
            // 可能会抛出异常的代码
        } catch (Exception e) {
            logger.error("An error occurred: ", e);
        }
    }
}

# 使用systemd管理Java进程
[Unit]
Description=Java Application
After=network.target

[Service]
User=youruser
ExecStart=/usr/bin/java -jar /path/to/your/application.jar
Restart=always

[Install]
WantedBy=multi-user.target