TIDB2.1版本升级步骤

以升级为最新版本的2.1.14为例

mv tidb-ansible tidb-ansible-bak

git clone -b v2.1.14 https://github.com/pingcap/tidb-ansible.git

pip show jmespath
cd tidb-ansible

vi inventory.ini 参照之前的参数文件修改ip及路径
vi /home/tidb/tidb-ansible/conf/tikv.yml 参照之前的参数文件修改内存等参数
vi /home/tidb/tidb-ansible/conf/alertmanager.yml 参照之前的参数文件修改邮件信息
vi /home/tidb/tidb-ansible/conf/tidb.yml (修改split-table: true
vi /home/tidb/tidb-ansible/conf/pump.yml ( 修改gc: 10)
vi /home/tidb/tidb-ansible/group_vars/all.yml (修改tikv_metric_method: "pull"
vi /home/tidb/tidb-ansible/roles/prometheus/defaults/main.yml(修改prometheus_storage_retention: "90d"

ansible-playbook local_prepare.yml
ansible-playbook rolling_update.yml
ansible-playbook rolling_update_monitor.yml

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转载自blog.csdn.net/u014609263/article/details/95305445