摘要: 一、标准输入、输出、错误输出 $ ll /dev/std* lrwxrwxrwx. 1 root root 15 Apr 19 12:08 /dev/stderr -> /proc/self/fd/2 # 标准错误输出 lrwxrwxrwx. 1 root root 15 Apr 19 12:08 阅读全文
posted @ 2022-08-10 17:45 OS_Performance 阅读(423) 评论(0) 推荐(0) 编辑