linux 中top命令显示完整的command 命令比较长时,显示不全(全称,全名),可以用 top -c
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,类似于 Windows 的任务管理器。 top 是一个动态显示过程,即可以通过用户按键来不断刷新当前状态。如果在前台执行该命令,它将…
列表包括PID(进程ID)、USER(用户名)、PR(优先级)、NI(nice值)、VIRT(虚拟内存大小)、RES(常驻内存大小)、SHR(共享内存量)、%CPU(CPU使用百分比)、%MEM(内存使用百分比)、TIME+(累计CPU时间)和COMMAND(进程命令行)。 操作: 排序:可以通过按键来改变排序方式,比如按M键可以按内存使用率排序。 搜索进程:按/键,...
在top启动后,按大O,进入过滤表达式的输入框 表达式有以下几种类型 COMMAND=getty: Filter processes which contain “getty” in the COMMAND attribute. !COMMAND=getty: Filter processes which do not have “getty” in the COMMAND attribute. %CPU>3.0: Filter processes which have a CPU utilization of mor...
Thecommand in Linux While working within the terminal, moving around within directories is pretty much a necessity. The cd command is one of the important Linux commands you must know, and it will help you navigate through directories. Just typecdfollowed by directory, as shown below. ...
在默认情况下,仅显示比较重要的 PIO、USERPR、NI、VIRT、RES、SHR、S、%CPU、%MEMTIME+、COMMAND列。 要想展示隐藏项,按 f 键进入选择界面,左侧有 * 号的表示该项是展示状态,通过方向键上下移动到某项,按 d 键可以改变该项的展示状态,然后按【ESC】或【q】键退出返回top界面。 代码语言:javascript 复制 ...
sy:system cpu time (or) % CPU time spent in kernel space ni:user nice cpu time (or) % CPU time spent on low priority processes id:idle cpu time (or) % CPU time spent idle wa:io wait cpu time (or) % CPU time spent in wait (on disk) ...
The du command is helpful for analyzing disk usage for a directory tree and identifying files consuming excessive space.Search And Filter Commands In LinuxNow, let’s explore commands that allow you to search, filter, and manipulate text right from the Linux command line....
COMMAND:运行进程所使用的命令。进程名称(命令名/命令行) 6) 交互命令 ‘h’帮助命令 在top基本视图中,按键盘数字“1”,可监控每个逻辑CPU的状况:(本虚拟机就是一个cpu) 监控java线程数: ps -eLf | grep java | wc -l 监控网络客户连接数:netstat -n | grep tcp | grep 侦听端口 | wc -l ...
Top Linux Commands 50. Awk Command Awk is a software utility that one can leverage to write small programs in the way of statements. Users can utilize these statements to define text patterns which can be searched in a document. One of the primary purposes of Awk is to scan patterns and ...