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This commit is contained in:
tstuefe 2026-01-23 11:21:21 +01:00
parent 73c77ba145
commit bb6fa86a81
2 changed files with 8 additions and 9 deletions
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14
test/jdk/jdk/jfr/jcmd/TestJcmdDumpPathToGCRootsBFSDFS.java
View File

@ -154,14 +154,13 @@ public class TestJcmdDumpPathToGCRootsBFSDFS {
System.out.println("No events found in recording. Retrying.");
continue;
}
int foundChains = numChainsFoundInEvents(events);
final int minChainsRequired = 30; // very conservative, should be in the low 100s normally
if (expectedChains && foundChains < minChainsRequired) {
boolean chains = hasChains(events);
if (expectedChains && !chains) {
System.out.println(events);
System.out.println("Expected chains but found not enough (" + foundChains + "). Retrying.");
System.out.println("Expected chains but found none. Retrying.");
continue;
}
if (!expectedChains && foundChains > 0) {
if (!expectedChains && chains) {
System.out.println(events);
System.out.println("Didn't expect chains but found some. Retrying.");
continue;
@ -176,7 +175,7 @@ public class TestJcmdDumpPathToGCRootsBFSDFS {
System.gc();
}
private static int numChainsFoundInEvents(List<RecordedEvent> events) throws IOException {
private static boolean hasChains(List<RecordedEvent> events) throws IOException {
int found = 0;
for (RecordedEvent e : events) {
RecordedObject ro = e.getValue("object");
@ -185,7 +184,8 @@ public class TestJcmdDumpPathToGCRootsBFSDFS {
}
}
return found;
System.out.println("Found chains: " + found);
return found > 0;
}
private static void buildLeak(int objectCount) {

3
test/jdk/jdk/jfr/jvm/TestWaste.java
View File

@ -47,7 +47,7 @@ import jdk.jfr.Configuration;
* @requires vm.hasJFR
* @library /test/lib /test/jdk
* @modules jdk.jfr/jdk.jfr.internal.test
* @run main/othervm -Xmx256m -Xlog:jfr+system+parser=debug -XX:TLABSize=2k jdk.jfr.jvm.TestWaste
* @run main/othervm -Xlog:jfr+system+parser=debug -XX:TLABSize=2k jdk.jfr.jvm.TestWaste
*/
public class TestWaste {
static List<Object> list = new LinkedList<>();
@ -55,7 +55,6 @@ public class TestWaste {
public static void main(String... args) throws Exception {
WhiteBox.setWriteAllObjectSamples(true);
WhiteBox.setSkipBFS(true);
Configuration c = Configuration.getConfiguration("profile");
Path file = Path.of("recording.jfr");
Path scrubbed = Path.of("scrubbed.jfr");