public FillInvoker getFillInvoker(Result result, VespaBackend searcher) {
        try (var items = volatileItems()) { // Take a snapshot, and release it when we're done.
            return items.register(items.get().invokerFactory.createFillInvoker(searcher, result));
        }
    }
Will run important code in order to trigger JIT compilation and avoid cold start issues.
Currently warms up lz4 compression code.
container-search/src/main/java/com/yahoo/search/dispatch/Dispatcher.java