[skywalking] 01/01: Update backend-storage.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
in repository https://gitbox.apache.org/repos/asf/skywalking.git

commit 56b43ca0b0ea69def4c67f82e3823bc2ba427e09
Author: 吴晟 Wu Sheng <wu...@foxmail.com>
AuthorDate: Tue Aug 6 19:40:43 2019 +0800

    Update backend-storage.md
---
 docs/en/setup/backend/backend-storage.md | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/docs/en/setup/backend/backend-storage.md b/docs/en/setup/backend/backend-storage.md
index da0a78c..62e54ea 100644
--- a/docs/en/setup/backend/backend-storage.md
+++ b/docs/en/setup/backend/backend-storage.md
@@ -56,6 +56,12 @@ storage:
 ### Data TTL
 TTL in ElasticSearch overrides the settings of core, read [ElasticSearch section in TTL document](ttl.md#elasticsearch-6-storage-ttl)
 
+###ElasticsearchS server settings
+Read the [ElasticSearch storage FAQ](../../FAQ/ES-Server-FAQ.md) if you are new to ElasticSearch. 
+And recommend read more about these configuration from ElasticSearch official document. 
+This effects the performance of ElasticSearch very much.
+
+
 ### ElasticSearch 6 with Zipkin trace extension
 This implementation shares most of `elasticsearch`, just extend to support zipkin span storage.
 It has all same configs.
@@ -79,8 +85,6 @@ storage:
     concurrentRequests: ${SW_STORAGE_ES_CONCURRENT_REQUESTS:2} # the number of concurrent requests
 ```
 
-Read the [ElasticSearch storage FAQ](../../FAQ/ES-Server-FAQ.md) if you are new to ElasticSearch. And recommend read more about these configuration from ElasticSearch official document. This effects the performance of ElasticSearch very much.
-
 ### ElasticSearch 6 with Jaeger trace extension
 This implementation shares most of `elasticsearch`, just extend to support zipkin span storage.
 It has all same configs.