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8222550: runtime/MemberName/MemberNameLeak.java times out

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Reviewed-by: coleenp, dholmes
This commit is contained in:
Stefan Karlsson 2019-04-17 07:41:12 +02:00
parent 23fe2d824b
commit b1ae2d0bf1
1 changed files with 39 additions and 6 deletions
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45
test/hotspot/jtreg/runtime/MemberName/MemberNameLeak.java
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@ -33,10 +33,15 @@
* @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:. MemberNameLeak
*/
import java.io.*;
import java.nio.file.*;
import java.lang.invoke.*;
import java.lang.reflect.*;
import java.text.*;
import java.util.*;
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.process.ProcessTools;
import jdk.test.lib.Utils;
import sun.hotspot.WhiteBox;
import sun.hotspot.code.Compiler;
import sun.hotspot.gc.GC;
@ -47,6 +52,7 @@ public class MemberNameLeak {
// The size of the ResolvedMethodTable is 1024. 2000 entries
// is enough to trigger a grow/cleaning of the table after a GC.
private static int methodCount = 2000;
public static ArrayList<MethodHandle> keepAlive;
static class Leak {
public void callMe() {
@ -56,6 +62,8 @@ public class MemberNameLeak {
Leak leak = new Leak();
WhiteBox wb = WhiteBox.getWhiteBox();
keepAlive = new ArrayList<>(methodCount);
ClassWithManyMethodsClassLoader classLoader = new ClassWithManyMethodsClassLoader();
Class<?> clazz = classLoader.create(className, methodPrefix, methodCount);
@ -74,14 +82,20 @@ public class MemberNameLeak {
MethodHandle mh1 = lookup.findSpecial(clazz, methodName, mt, clazz);
mh1.invoke(o);
keepAlive.add(mh1);
}
long after = wb.resolvedMethodItemsCount();
System.out.println("wb.resolvedMethodItemsCount() after setup: " + after);
if (after == before) {
throw new RuntimeException("Too few resolved methods");
}
keepAlive = null;
// Wait until ServiceThread cleans ResolvedMethod table
int cnt = 0;
while (true) {
@ -99,11 +113,20 @@ public class MemberNameLeak {
}
}
private static Path createGcLogPath(String prefix) throws IOException {
Path gcLog = Utils.createTempFile(prefix, "log");
Files.delete(gcLog);
return gcLog;
}
private static DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
public static void test(GC gc, boolean doConcurrent) throws Throwable {
System.err.println("test(" + gc + ", " + doConcurrent + ")");
Path gcLogPath = createGcLogPath("gc." + gc + "." + doConcurrent);
System.err.println("test(" + gc + ", " + doConcurrent + ")" + " " + dateFormat.format(new Date()));
// Run this Leak class with logging
ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
"-Xlog:membername+table=trace,gc+verify=debug",
"-Xlog:membername+table=trace,gc+verify=debug,gc:" + gcLogPath + ":time,utctime,uptime,pid,level,tags",
"-XX:+UnlockExperimentalVMOptions",
"-XX:+UnlockDiagnosticVMOptions",
"-XX:+WhiteBoxAPI",
@ -115,13 +138,23 @@ public class MemberNameLeak {
"-XX:+ClassUnloadingWithConcurrentMark",
"-XX:+Use" + gc + "GC",
Leak.class.getName());
// Check process
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.outputTo(System.out);
output.errorTo(System.err);
output.shouldHaveExitValue(0);
// Check gc log file
OutputAnalyzer gcLogOutput = new OutputAnalyzer(gcLogPath);
// Hardcoded names for classes generated by GeneratedClassLoader
String descriptor = className + "." + methodPrefix + "0()V";
output.shouldContain("ResolvedMethod entry added for " + descriptor);
output.shouldContain("ResolvedMethod entry found for " + descriptor);
output.shouldContain("ResolvedMethod entry removed");
output.shouldHaveExitValue(0);
gcLogOutput.shouldContain("ResolvedMethod entry added for " + descriptor);
gcLogOutput.shouldContain("ResolvedMethod entry found for " + descriptor);
gcLogOutput.shouldContain("ResolvedMethod entry removed");
System.err.println("test(" + gc + ", " + doConcurrent + ")" + " done " + dateFormat.format(new Date()));
}
private static boolean supportsSTW(GC gc) {