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Back-end Performance, Those Metrics We Should Care About

Photo by Zachary Staines on Unsplash

This article is translated from tmq.qq.com (Tencent Mobile Quality Center)

One dark night, an O2O taxi service provider, ‘X’, put out their new discount deals online. The campaign was a bit too successful for the back-end servers and the requests deluge crashed the query suggestion service (QSS). After the incident, the dev and op teams had a joint meeting and…

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