更换数据盘
概述
步骤
1. 进入维护模式
$ pxctl service maintenance --enter
This is a disruptive operation, PX will restart in maintenance mode.
Are you sure you want to proceed ? (Y/N): y
Entering maintenance mode...
$ pxctl status
Status: PX is in maintenance mode2. 更换数据盘
3. 查看进度
4. 确认数据盘更换成功
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