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Get system start time from RuntimeMXBean in Java
RuntimeMXBean in the management interface for the runtime system of the Java virtual machine.
RuntimeMXBean runtimeMX = ManagementFactory.getRuntimeMXBean();
To get the system start time, use the getStartTime() method −
new Date(runtimeMX.getStartTime()
The following is an example −
Example
import java.lang.management.ManagementFactory; import java.lang.management.RuntimeMXBean; import java.util.Date; public class Demo { public static void main(String args[]) throws Exception { RuntimeMXBean runtimeMX = ManagementFactory.getRuntimeMXBean(); System.out.println("System Start Time = "+new Date(runtimeMX.getStartTime())); } }
Output
System Start Time = Mon Nov 26 07:03:19 UTC 2018
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