fastify.get('/unblock-event-loop', async (_request, reply) => { const hash = crypto.createHash('sha256'); const numberOfHasUpdates = 10e6; const breathSpace = async delayInS => new Promise(res => setTimeout(() => res(), delayInS * 1000)); for (let iter = 0; iter < numberOfHasUpdates; iter++) { await hash.update(getRandomString()); await breathSpace(0); } reply.send({ data: 'Finished long process' }); });
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