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刘航志强
proj117
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e52e517a
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e52e517a
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2 years ago
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刘航志强
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@@ -54,7 +54,7 @@ wfsck是一个智能的文件系统检查恢复和后台任务管理框架。主
我们在物理机上创建了大小为1GB,10GB,50GB的文件系统镜像,分别测试了原始的fsck程序,以及使用不同线程数的wfsck程序的运行时间,并取3次运行的平均时间作为最终运行时间。结果统计如图所示。图中纵坐标为程序运行时间,横坐标为wfsck使用的线程数,红色的虚线为原始fsck程序的运行时间,作为baseline进行比较。使用8线程并行时,wfsck程序可以加速约25%,最大可加速约29%。
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虚拟机测试结果


我们在虚拟机上创建了大小为1GB,2GB,5GB的文件系统镜像,进行与情景1相同的测试,结果统计如图所示。图中纵坐标为程序运行时间,横坐标为wfsck使用的线程数,红色的虚线为原始fsck程序的运行时间,作为baseline进行比较。
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