Case analysis of disabling prefilter that comes with spring

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If you find a performance optimization problem, write it down first, and you will definitely need it for later tuning.

Solve the problem

1. Method: disable the prefilter class zuulzuul.FormBodyWrapperFilter.pre.disable=true that comes with spring, redeploy the stress test after the modification, and instantly go up

two。 When forwarding loggingEvent to each appender, it is synchronized, and even if you use asycAppender, it has no effect.

Solution: using logback, another pressure test, an average of 4 kgs, acceptable

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