Regarding Kunpeng’s description of the database scene, which of the following is correct?

Regarding Kunpeng’s description of the database scene, which of the following is correct?
A . Data writing operations in OLTP scenarios involve frequent cross-NUMA access to atomic locks, which has an impact on the performance of Kunpeng
B . Deploying multiple instances in OLTP scenarios can take advantage of Kunpeng’s computing power
C . OLAP scenarios require high concurrent IO, suitable for Kunpeng
D . OLTP is not the application scenario of Kunpeng

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Answer: A,B,C