#BSD风格[root@localhost ~]# ps uUSER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMANDroot 1259 0.0 3.1 290964 30952 tty1 Ssl+ 00:40 0:01 /usr/bin/X :0 -background none -noreset -audit 4 -verbose -auth /run/root 9212 0.1 0.3 116668 3280 pts/0 Ss 09:57 0:00 -bashroot 9...
If field descriptors are used in the Format variable, it must be enclosed in double quotation marks (" "). The following table shows how field descriptors correspond to field specifiers: Field Field Default Descriptors Specifiers Headers %a args COMMAND %c comm COMMAND %t etime ELAPSED %G group...
AI代码解释 netstat-a#列出所有端口netstat-at#列出所有 tcp 端口netstat-au#列出所有 udp 端口netstat-l#只显示监听端口netstat-lt#只列出所有监听 tcp 端口netstat-lu#只列出所有监听 udp 端口netstat-lx#列出所有监听 UNIX 端口netstat-s#显示所有端口的统计信息netstat-p#输出中显示 PID 和进程名称netstat-n#net...
命令未找到: 如果系统提示 command not found,可能是因为 ps 命令的路径没有被加入到环境变量 PATH 中。 解决方法:使用完整路径执行命令,通常是 /bin/ps,或者检查并更新 PATH 环境变量。 权限问题: 如果你没有足够的权限查看某些进程,可能会看到权限拒绝的错误。 解决方法:使用 sudo 来提升权限,例如 sudo ps au...
[3] [linux - Difference between pts and tty - Unix & Linux Stack Exchange](https://unix.stackexchange.com/questions/21280/difference-between-pts-and-tty) [4] [Why is the TIME 00:00:00 for bash process in ps command - Ask Ubuntu](https://askubuntu.com/questions/1275723/why-is-the-...
with many other UNIX-style options to add additional columns. It also causes the command arguments to be printed. When used with -L, the NLWP (number of threads) and LWP (thread ID) columns will be added. See the c option, the format keyword args, and the format ...
sed Command in Unix - Learn how to use the sed command in Unix for text processing and transformations. Explore examples and practical applications of this powerful tool.
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMANDinfini 39881 767 39.1 26505284 25791892 pts/16 Sl+ 07:04 0:38 ./test-cpu 可以看到，ps和top统计的 CPU 占用率是近似的（由于时间点并不完全吻合，统计值也会有轻微差别）。两个工具的差异体现在testBuffer结束后，top...
netstat -ltunp//只查看tcp,udp。没有unix 查看系统的所有网络连接状况:netstat -an netstat -an参数中stat(状态)的含义如下: - 在日常工作中,我们可以用shell组合命令来查看服务器的TCP连接状态并汇总,命令如下:netstat -an|awk ‘/^tcp/{++S[$NF]}END{for (a in S)print a,S[a]}’netstat -an |...
CMD: The name of the command or executable that is running. The output only includes the name of the command or executable and does not display any options that were passed in. Command Options Thepscommand accepts three different styles of options;UNIX,BSD, andGNU. You can use a mix of ...