This document describes how to upgrade TiDB using TiUP offline mirror. The upgrade steps are as follows.
To update the local TiUP offline mirror, refer to Step 1 and Step 2 in Deploy a TiDB Cluster Offline Using TiUP to download and deploy the new version of the TiUP offline mirror.
After you execute
local_install.sh, TiUP completes the overwrite and upgrade.
The offline mirror is successfully updated. After the overwrite, if an error is reported when TiUP is running, it might be that
manifestis not updated. To fix this, you can execute
rm -rf ~/.tiup/manifestsbefore using TiUP.
After the local mirror is updated, refer to Upgrade TiDB Using TiUP to upgrade the TiDB cluster.