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top命令实时显示进程动态 Linux命令大全(手册) #119

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jwenjian opened this issue Oct 10, 2019 · 0 comments

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jwenjian commented Oct 10, 2019 •

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top命令是Linux下常用的性能分析工具，能够实时显示系统中各个进程的资源占用状况，常用于服务端性能分析。在top命令中按f按可以查看显示的列信息，按对应字母来开启/关闭列，大写字母表示开启，小写字母表示关闭。

监控某一个进程

top -p {pid}

将监控结果输出到文件

top -p {pid} -n 100 -b > top.log

-n , 监控次数
-b , 批量模式，和-n配合输出监控结果

对某一线程5s钟监控一次，监控100次并将监控结果输出到文件

nohup top -p {pid} -d 5 -n 100 -b > top.log

October 10, 2019 at 10:58AM

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jwenjian added the 👨‍💻Linux label

jwenjian changed the title ~~[From Instapaper] : top命令实时显示进程动态 Linux命令大全(手册)~~ top命令实时显示进程动态 Linux命令大全(手册)

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