Linux pagecache的行为图
March 30th, 2011
原创文章，转载请注明： 转载自系统技术非业余研究
本文链接地址: Linux pagecache的行为图
看图不说话：
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问个菜鸟问题：pagecache包括read cache和write cache两部分，这个dirty百分比指的是write cache / pagecache吗？
补充一下，图中的百分比是vm.dirty_ratio这个参数吗？
不对，图中的意思应该是：
vm.dirty_ratio = 40
vm.dirty_background_ratio=10
吧？