Failed to Modify IP and Port Online in TiDB

This topic has been translated from a Chinese forum by GPT and might contain errors.

Original topic: tidb 在线修改IP和端口失败

| username: TiDBer_30hewbUu

Can’t TiDB modify IP and port online?

[TiDB Usage Environment] Production, Testing, Research
[TiDB Version]
[Encountered Problem]
[Reproduction Path] What operations were performed to encounter the problem
[Problem Phenomenon and Impact]


Please provide the version information of each component, such as cdc/tikv, which can be obtained by executing cdc version/tikv-server --version.

| username: 啦啦啦啦啦 | Original post link

Refer to this:

| username: TiDBer_30hewbUu | Original post link

This operation is too complicated.

| username: wuxiangdong | Original post link

Each node has its own startup script, which includes the configuration of IP and port. You can try modifying it in the test environment.

| username: 啦啦啦啦啦 | Original post link

Yes, so it’s better to plan well from the beginning in a production environment; making changes later can be quite troublesome.