distributed storage vs. Centralized storage

Reading Materials:

gartner 2019 分布式文件存储关键能力报告：
https://cloud.tencent.com/developer/article/1544111

2019中移动分布式块存储采购：
https://cloud.tencent.com/developer/article/1536688



Aws Aurora (cloud DB compatible with mysql/postgre):
Processing at storage node ()
https://www.percona.com/live/e18/sites/default/files/slides/Deep%20Dive%20on%20Amazon%20Aurora%20-%20FileId%20-%20160328.pdf