TiDB server needs to regularly change the server login password

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

Original topic: tidu服务器需要定时修改服务器的登录密码,

| username: TiDBer_aZrsY0ca

【TiDB Usage Environment】Production Environment / Testing / PoC
【TiDB Version】7.5
【Reproduction Path】Does this affect the database? If so, what actions need to be taken?
【Encountered Issues: Problem Phenomenon and Impact】
【Resource Configuration】Go to TiDB Dashboard - Cluster Info - Hosts and take a screenshot of this page
【Attachments: Screenshots/Logs/Monitoring】

| username: 啦啦啦啦啦 | Original post link

If mutual trust is configured, it doesn’t have much impact.

| username: Kongdom | Original post link

It should not affect the cluster, as long as you configure passwordless mutual trust according to the standard deployment.

| username: 柴米油酱 | Original post link

Using tiup for installation, the TiDB user SSH key is used to run it, and it does not affect changing the server password.

| username: TiDBer_QYr0vohO | Original post link

Did you configure SSH mutual trust?

| username: TiDBer_aZrsY0ca | Original post link


| username: lemonade010 | Original post link

SSH key authentication does not require a username and password.

| username: WinterLiu | Original post link

If the SSH version has been upgraded, it seems that upgrading the SSH version might affect the SSH key.

| username: ziptoam | Original post link

Reconfigure SSH mutual trust after the upgrade.

| username: jiayou64 | Original post link

Upgrading carries risks [sneaky smile], make sure to back up properly.