[skywalking] 01/01: Mention Grafana UI on demo.sw.a.o

[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
in repository https://gitbox.apache.org/repos/asf/skywalking.git

commit b9ba8a34241a3c0843893ba213e09fbfcfb7502b
Author: 吴晟 Wu Sheng <wu...@foxmail.com>
AuthorDate: Tue Mar 7 16:33:13 2023 +0800

    Mention Grafana UI on demo.sw.a.o
---
 docs/en/setup/backend/ui-grafana.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/docs/en/setup/backend/ui-grafana.md b/docs/en/setup/backend/ui-grafana.md
index b329775da5..27fa8e9663 100644
--- a/docs/en/setup/backend/ui-grafana.md
+++ b/docs/en/setup/backend/ui-grafana.md
@@ -54,3 +54,9 @@ General settings:
 
 #### Sampled Records
 Same as the Sort Metrics.
+
+## Preview on demo.skywalking.a.o
+SkyWalking community provides a preview site for services of `General` and `Service Mesh` layers from the demo environment.
+You could take a glance through [**Preview metrics on Grafana**](https://skywalking.apache.org/#demo) of the demo deployment.
+
+Notice, we don't provide all setups due to our monitoring target expanding fast. This demo is for helping you understand the above documents only.