Commit 2ac6f175 authored by 吴晟's avatar 吴晟 Committed by GitHub
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Update README.md

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README.md

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Sky Walking | [中文](https://github.com/wu-sheng/sky-walking/wiki/sky-walking-documents-zh-contents)

Sky Walking | [中文](README_ZH.md)

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<img src="https://sky-walking.github.io/page-resources/3.0/skywalking.png" alt="Sky Walking logo" height="90px" align="right" />
@@ -15,7 +15,7 @@ Sky Walking | [中文](https://github.com/wu-sheng/sky-walking/wiki/sky-walking- 


* Auto instrumentation by javaagent, **no need to CHANGE any application source code**.

  * High performance agent. Only incrase extra **10%** cpu cost in 5000+ tps application, even **do not need use sampling mechanism**, [check test reports](#test-reports).

  * [Supported middlewares, frameworks and libraries](https://github.com/wu-sheng/sky-walking/wiki/3.0-supported-list).

  * [Supported middlewares, frameworks and libraries](https://github.com/wu-sheng/sky-walking/wiki/3.2-supported-list).

* Manual instrumentation

  * As an [OpenTracing supported tracer](http://opentracing.io/documentation/pages/supported-tracers)

  * Use **@Trace** annotation for any methods you want to trace.