Various Gitlab tweaks and test fixes (#8847)

* skip should be for entire class

* bump memory to combat oom issues

* bump smoketests and forked tests memory and defaults

Author: randomanderson

dd-java-agent/instrumentation/exception-profiling/src/test/java/datadog/trace/bootstrap/instrumentation/jfr/exceptions/ExceptionHistogramTest.java

@@ -21,6 +21,7 @@
 import jdk.jfr.FlightRecorder;
 import jdk.jfr.Recording;
 import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.openjdk.jmc.common.item.Aggregators;
@@ -60,9 +61,13 @@ public boolean equals(final Object obj) {
   private Recording snapshot;
   private ExceptionHistogram instance;
 
+  @BeforeAll
+  public static void precheck() {
+    assumeFalse(Platform.isJ9());
+  }
+
   @BeforeEach
   public void setup() {
-    assumeFalse(Platform.isJ9());
     recording = new Recording();
     recording.enable("datadog.ExceptionCount");
     recording.start();

dd-smoke-tests/debugger-integration-tests/src/test/java/datadog/smoketest/ProcessBuilderHelper.java

@@ -32,7 +32,7 @@ public static ProcessBuilder createProcessBuilder(
         Arrays.asList(
             javaPath(),
             // "-agentlib:jdwp=transport=dt_socket,server=y,suspend=y,address=localhost:5006",
-            "-Xmx" + System.getProperty("datadog.forkedMaxHeapSize", "512M"),
+            "-Xmx" + System.getProperty("datadog.forkedMaxHeapSize", "1024M"),
             "-Xms" + System.getProperty("datadog.forkedMinHeapSize", "64M"),
             "-javaagent:" + agentShadowJar(),
             "-XX:ErrorFile=/tmp/hs_err_pid%p.log",

dd-smoke-tests/profiling-integration-tests/src/test/java/datadog/smoketest/JFRBasedProfilingIntegrationTest.java

@@ -748,7 +748,7 @@ private static ProcessBuilder createProcessBuilder(
     final List<String> command =
         Arrays.asList(
             javaPath(),
-            "-Xmx" + System.getProperty("datadog.forkedMaxHeapSize", "512M"),
+            "-Xmx" + System.getProperty("datadog.forkedMaxHeapSize", "1024M"),
             "-Xms" + System.getProperty("datadog.forkedMinHeapSize", "64M"),
             "-javaagent:" + agentShadowJar(),
             "-XX:ErrorFile=/tmp/hs_err_pid%p.log",

dd-smoke-tests/profiling-integration-tests/src/test/java/datadog/smoketest/SmokeTestUtils.java

@@ -28,7 +28,7 @@ static ProcessBuilder createProcessBuilder(
         new ArrayList<>(
             Arrays.asList(
                 javaPath(),
-                "-Xmx" + System.getProperty("datadog.forkedMaxHeapSize", "512M"),
+                "-Xmx" + System.getProperty("datadog.forkedMaxHeapSize", "1024M"),
                 "-Xms" + System.getProperty("datadog.forkedMinHeapSize", "64M"),
                 "-javaagent:" + agentShadowJar(),
                 "-XX:ErrorFile=/tmp/hs_err_pid%p.log",

utils/test-utils/src/main/java/datadog/trace/test/util/ForkedTestUtils.java

@@ -2,7 +2,7 @@
 
 public class ForkedTestUtils {
   public static String getMaxMemoryArgumentForFork() {
-    return "-Xmx" + System.getProperty("datadog.forkedMaxHeapSize", "512M");
+    return "-Xmx" + System.getProperty("datadog.forkedMaxHeapSize", "1024M");
   }
 
   public static String getMinMemoryArgumentForFork() {