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- 【TiDB 版本】：v4.0.5
- 【DM 版本】：v1.0.6
- 【问题描述】：
透過DM Portal Generate Task yaml檔案時，會出現Verify upstream instance dev-db1 failed! context deadline exceeded.
透過mysql client確認過連線到dev-db1可正常連線無誤，如下:
[root@localhost dm-v1.0.6-linux-amd64]# mysql -u test_dm_repl -p -h 10.200.252.216
Enter password:
Welcome to the MariaDB monitor. Commands end with ; or \g.
Your MySQL connection id is 11159520
Server version: 5.7.25-log MySQL Community Server (GPL)
Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.
Type ‘help;’ or ‘\h’ for help. Type ‘\c’ to clear the current input statement.
MySQL [(none)]>
錯誤訊息圖檔:
