From 4a77a1e99fdd5efedccc6e7395460ddad5dbcd94 Mon Sep 17 00:00:00 2001
From: amyangfei <amyangfei@gmail.com>
Date: Tue, 29 Sep 2020 13:50:17 +0800
Subject: [PATCH] ticdc: add HTTP API for adjusting log level (#4560)

* ticdc: add HTTP API for adjusting log level

* Update ticdc/manage-ticdc.md

* Update ticdc/manage-ticdc.md

Co-authored-by: TomShawn <41534398+TomShawn@users.noreply.github.com>
---
 ticdc/manage-ticdc.md | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/ticdc/manage-ticdc.md b/ticdc/manage-ticdc.md
index a62477a7234e..9f9c521badb7 100644
--- a/ticdc/manage-ticdc.md
+++ b/ticdc/manage-ticdc.md
@@ -583,6 +583,16 @@ curl -X POST http://127.0.0.1:8300/capture/owner/move_table -d 'cf-id=cf060953-0
 }
 ```
 
+### 动态调整 TiCDC server 日志级别
+
+{{< copyable "shell-regular" >}}
+
+```shell
+curl -X POST -d '"debug"' http://127.0.0.1:8301/admin/log
+```
+
+`POST` 参数表示新的日志级别，支持 [zap 提供的日志级别](https://godoc.org/go.uber.org/zap#UnmarshalText)："debug"、"info"、"warn"、"error"、"dpanic"、"panic"、"fatal"。该接口参数为 JSON 编码，需要注意引号的使用：`'"debug"'`。
+
 ## 同步任务配置文件描述
 
 本部分详细介绍了同步任务的配置。