单选题You have taken a Logical Volume Manager (LVM) snapshot backup of a volume that contains the MySQL data directory. Why is it important to remove snapshots after completing a RAW backup in this way?（）A The snapshot size will continue to grow as changes t
题目
单选题
You have taken a Logical Volume Manager (LVM) snapshot backup of a volume that contains the MySQL data directory. Why is it important to remove snapshots after completing a RAW backup in this way?（）
A
The snapshot size will continue to grow as changes to the volume are made
B
The snapshots take a significant amount of disk space as they are a duplicate copy of the data
C
The system can only support one snapshot per volume, and you need to remove it to be able to take your next backup
D
The system keeps a copy of changes in memory and can cause an out of memory event