There have been two instances of this today (both in PR builds) that blew up due to an OOME.

**Build scan:**
https://gradle-enterprise.elastic.co/s/ryfsljqpbyjlm/tests/:x-pack:plugin:ml:internalClusterTest/org.elasticsearch.xpack.ml.integration.MlDistributedFailureIT/testClusterWithTwoMlNodes_StopsDatafeed_GivenJobFailsOnReassign

**Reproduction line:**
`./gradlew ':x-pack:plugin:ml:internalClusterTest' --tests "org.elasticsearch.xpack.ml.integration.MlDistributedFailureIT.testClusterWithTwoMlNodes_StopsDatafeed_GivenJobFailsOnReassign" -Dtests.seed=A3E13461A939BDF6 -Dtests.locale=ar-IQ -Dtests.timezone=America/Porto_Velho -Druntime.java=17`

**Applicable branches:**
master

**Reproduces locally?:**
No

**Failure history:**
https://gradle-enterprise.elastic.co/scans/tests?tests.container=org.elasticsearch.xpack.ml.integration.MlDistributedFailureIT&tests.test=testClusterWithTwoMlNodes_StopsDatafeed_GivenJobFailsOnReassign

**Failure excerpt:**
```
java.lang.Exception: Test abandoned because suite timeout was reached.

  at __randomizedtesting.SeedInfo.seed([A3E13461A939BDF6]:0)

```
server/src/main/java/org/elasticsearch/plugins/PluginsService.java
throw new AssertionError(new IOException(e));
        }
    }
    static final String toPackageName(String className) {
        assert className.endsWith(".") == false;
        int index = className.lastIndexOf(".");
        if (index == -1) {
            throw new IllegalStateException("invalid class name:" + className);
        }
        return className.substring(0, index);
    }
    @SuppressWarnings("removal")
    private static void privilegedSetContextClassLoader(ClassLoader loader) {
        AccessController.doPrivileged((PrivilegedAction<Void>) () -> {
            Thread.currentThread().setContextClassLoader(loader);
            return null;
        });
    }
    @SuppressWarnings("removal")
    static Controller privilegedDefineModulesWithOneLoader(Configuration cf, List<ModuleLayer> parentLayers, ClassLoader parentLoader) {
        return AccessController.doPrivileged(
            (PrivilegedAction<Controller>) () -> ModuleLayer.defineModulesWithOneLoader(cf, parentLayers, parentLoader)
        );
    }
    @SuppressWarnings("removal")
    static ClassLoader privilegedFindLoader(ModuleLayer layer, String name) {
        return AccessController.doPrivileged((PrivilegedAction<ClassLoader>) () -> layer.findLoader(name));
    }
}