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Background

With tens of millions of members and billions of profiles viewed every day, Tinder already operates at scale. We expected to exceed our normal traffic levels with the launch of Swipe Night, an interactive, apocalyptic-themed in-app video experience. The first episode was launched in the United States on Sunday, October 6th between 6pm and midnight local time. Normally we launch features with a gradual rollout by first releasing to a smaller market. However, this was not an option given the secrecy and the desire for the experience to be immediately available during the time window.

We planned to send multiple rounds of push notifications to increase awareness of the experience, which we know can help to cause spikes in traffic. Most components of the Tinder backend use an autoscaler; however, the autoscalers are reactionary– they will scale up after an increase in traffic in preparation for the potential need to sustain that load. They best respond to gradual changes in traffic, rather than the spike expected to follow a nationwide push notification announcing new content. With the combination of a high traffic day of the week, an expectation of wildly irregular traffic patterns, and the release of a high profile feature, some might call this the ultimate load test. …

About

Danielle Zegelstein

Pizza enthusiast.

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