a fedora 16, 运行时间(1) 在一个小程序上, 它仅将10个字写成 1024 字字字到文件, 报告为“ 24 输出 ” 。 我正期待 I/ O 计数为 10 。 注意, 如果我在程序上运行 strace 我可以看到 10 个写 () 调用 。 因此, 注意 如果我在 时间上运行了 10 个调用( ) 。 那么, I/ O_ CREAT os. O_ RDRW. 0777 在范围( INONB) = os. wriite (fd) 导入 pdb SIZE_ IO= 1024 IONB= 10 def 测试1 (f file): # pdb. sidelease= x > exemport 1 exprint name: "main.
每个印刷品是不是也要写作?
ACCURACY 节节摘录于 time(1) 网页:
The %I and %O values are allegedly only real input and output and do not include those supplied by caching devices. The meaning of real I/O reported by %I and %O may be muddled for workstations, especially diskless ones.
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