CheerioCrawler hangs with 12 million urls

const requestList = await RequestList.open('My-ReqList', allUrls, { persistStateKey: 'My-ReqList' });
console.log(requestList.length())
const crawler = new CheerioCrawler({
  requestList,
  proxyConfiguration,
  requestHandler: router,
  minConcurrency: 32,
  maxConcurrency: 256,
  maxRequestRetries: 20,
  navigationTimeoutSecs: 6,
  loggingInterval: 30,
  useSessionPool: true,
  failedRequestHandler({ request }) {
      log.debug(`Request ${request.url} failed 20 times.`);
  },
});
await crawler.run()