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vTasters
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vTasters
Friday, March 10, 2017
二级缓存
一级缓存是内存,二级缓存是硬盘或者分散式网络内存,它是一级缓存的扩展,弥补一级缓存容量有限且不能共享的缺点,并且可以让整个application(硬盘)或不同server(分散式网络内存)共享,虽然它比一级缓存稍慢。
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