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linkTitle: Allegro – Writing a very fast cache service with millions of entries in Go description: “Finally, we sped up our application from more than 2.5 seconds to less than 250 milliseconds for the longest request.” company: Allegro logoSrc: allegro_light.svg logoSrcDark: allegro_dark.svg series: Case Studies link: https://blog.allegro.tech/2016/03/writing-fast-cache-service-in-go.html