Performance testing I want to say

1, why pay attention to performance issues?

Now the app is in a " bonus period ", want to fightout from, is simply the Arabian Nights. So not successful breakout, where are the problems and bottlenecks? Most developers will be due to the product design, product logic and other closely related links, but will ignore a blind spot, is the performance problem.

You've seen a set of stats before:

· 71% users want to open the Web page on the phone as fast as the computer

· 5 seconds is considered to be the longest response time the user can tolerate

· If the response time exceeds 5 seconds, 74% Internet users and 50% mobile app users will abandon

· One-third disappointed users will turn to rival applications

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Therefore, the monitoring and optimization of the visible performance is very important for the user's retention. The performance problem is enough to devour the user, which is equivalent to saying " good-bye "to the user andpossibly a permanent drain. In the mobile Internet, the increasing attention costs today, imagine, which application can withstand such a toss?

Performance optimization techniques, in short, improve program performance, make our applications faster, use less CPU resources, and use less memory. The words were verified:" We have other people, and they are better than they are. "

Performance testing I want to say