标签:through write
如果数据直接写磁盘,就叫做直写,也就是write through
如果数据先写到阵列卡的cache,这叫做回写,也就是write back
本文出自 “dba天空” 博客,请务必保留此出处http://9425473.blog.51cto.com/9415473/1558129
WB和WT区别
原文地址:http://9425473.blog.51cto.com/9415473/1558129