@Override
    public void getConfig(QrStartConfig.Builder builder) {
        builder.jvm
                .verbosegc(false)
                .availableProcessors(1)
                .compressedClassSpaceSize(32)
                .minHeapsize(32)
                .heapsize(256)
                .heapSizeAsPercentageOfPhysicalMemory(0)
                .gcopts(Objects.requireNonNullElse(jvmGCOptions, G1GC));
    }
Implement in subclasses to avoid installing unnecessary bundles, see {@link PlatformBundles}
Should only return constant values, as there is no guarantee for when this is called.
config-model/src/main/java/com/yahoo/vespa/model/container/ContainerCluster.java