Update README.md

Add FAQ
medcl · Jun 30, 2020 · d6402a7 · d6402a7
1 parent 1316c96
commit d6402a7
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diff --git a/README.md b/README.md
@@ -177,6 +177,15 @@ Help Options:
 
 ```
 
+## FAQ
+
+- Scroll ID too long, update `elasticsearch.yml` on source cluster.
+
+```
+http.max_header_size: 16k
+http.max_initial_line_length: 8k
+```
+
 Versions
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