[skywalking] branch wu-sheng-patch-1 created (now 71cdf3c)

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      at 71cdf3c  Update manual-sdk.md

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[skywalking] 01/01: Update manual-sdk.md

[wu...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

wusheng pushed a commit to branch wu-sheng-patch-1
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commit 71cdf3cf079294fdf3808f088c793769c82970ef
Author: 吴晟 Wu Sheng <wu...@foxmail.com>
AuthorDate: Thu Dec 3 16:01:39 2020 +0800

    Update manual-sdk.md
---
 docs/en/concepts-and-designs/manual-sdk.md | 17 +++--------------
 1 file changed, 3 insertions(+), 14 deletions(-)

diff --git a/docs/en/concepts-and-designs/manual-sdk.md b/docs/en/concepts-and-designs/manual-sdk.md
index 215aff7..bb965d2 100644
--- a/docs/en/concepts-and-designs/manual-sdk.md
+++ b/docs/en/concepts-and-designs/manual-sdk.md
@@ -1,21 +1,10 @@
 # Manual instrument SDK
 We have manual instrument SDK contributed from the community.
 - [Go2Sky](https://github.com/SkyAPM/go2sky). Go SDK follows SkyWalking format.
-
-Welcome to consider contributing in following languages:
-- Python
-- C++
+- [C++](https://github.com/SkyAPM/cpp2sky). C++ SDK follows SkyWalking format. 
 
 ## What is SkyWalking formats and propagation protocols?
 See these protocols in [protocols document](../protocols/README.md).
 
-## Can SkyWalking provide OpenCensus exporter in above languages?
-At the moment I am writing this document, **NO**. Because, OC(OpenCensus) don't support context extendable 
-mechanism, and no hook mechanism when manipulate spans. SkyWalking relied on those to propagate more things
-than trace id and span id.
-
-We are already in the middle of discussion, see https://github.com/census-instrumentation/opencensus-specs/issues/70.
-After OC provides this officially, we can.
-
-## How about Zipkin instrument SDKs?
-See [Zipkin receiver](../setup/backend/backend-receivers.md) in backend **Choose receiver** section. 
+## Envoy tracer
+Envoy has its internal tracer implementation for SkyWalking. Read [SkyWalking Tracer doc](https://www.envoyproxy.io/docs/envoy/latest/api-v3/config/trace/v3/skywalking.proto.html?highlight=skywalking) and [SkyWalking tracing sandbox](https://www.envoyproxy.io/docs/envoy/latest/start/sandboxes/skywalking_tracing.html?highlight=skywalking) for more details.