MemInsider/UsedHeap.java at master · joychester/MemInsider · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
package sample.cpu.mine;

import com.sun.btrace.annotations.*;
import com.sun.btrace.aggregation.*;
import static com.sun.btrace.BTraceUtils.*;
import java.text.DecimalFormat;

@BTrace
public class UsedHeap {
	@TLS
	static int loopcount = 0;

	@OnTimer(5000)
	public static void printAll() {

		Appendable mem = Strings.newStringBuilder();
		Strings.append(mem, str(used(heapUsage())));
		Strings.append(mem, ",");
		Strings.append(mem, str(used(nonHeapUsage())));
		Strings.append(mem, ",");
		Strings.append(mem, str(getTotalGcTime()));
		Strings.append(mem, ",");
		Strings.append(mem, str(getTotalCollectionCount()));
		Strings.append(mem, ",");
		Strings.append(mem, str(getTotalGcTime()/getTotalCollectionCount()));
		Strings.append(mem, ",");
		Strings.append(mem, getGCThroughput());

		println(str(mem));

	}

}