但是Linux平均负载除了CPU还把不可中断状态执行磁盘I/O的任务也计入平均负载。 单个CPU饱和:top命令+1 展示每个cup的负载情况,us项为用户进程消耗CUP使用率,sy为系统进程消耗,id为当前CPU的空闲,从us和id项可以看出,当前多个CUP饱和,空闲率为0 进程CPU利用率近饱和:top的进程列表可以看到,当前 mysqld 的进程,主...
The top command in Linux lets you monitor running processes and the system resources they use. As a system administrator, it can be the most useful tool in your toolbox, especially if you know how to use it. The top utility is pre-installed on all Linux distributions. With this interactiv...
The Linuxtopcommand is one of the stalwarts ofUnix-likeoperating systems. Its utilitarian display is packed with useful information about your system's running processes and resource usage. But, did you know it also supports color, highlighting, and even elementary graphs? An Information-Packed Das...
the terminal. We have two choices to save the output in a file: the shell redirection and the-ooption. Linux shell allows us to redirect the output of any command to any non-standard display device, such as a printer or a file. Use the following syntax to redirect a command's output...
Cat command output flooding your terminal screen? Learn to use more command in Linux to view large text files. There are variousways to view text files in Linux terminal. When you are new to Linux, you try touse the cat commandall the time to read the content of a file. This works ...
Have you ever been confronted with the task of looking for aparticular string or pattern in a file, yet have no idea where to start looking? Well then, here is thegrep commandto the rescue! grepis a powerful file pattern searcher that comes equipped on every distribution ofLinux. If for...
In this guide, we will take you through the basics of using the sudo command within a Linux-based distribution. The sudo command allows any user within the sudo group to run commands as another user. By default, sudo will run as root, but you can specify any user you want. If you ...
The linuxipcommand is similar toifconfig, but more powerful and is intended to be a replacement for it. With ip you have the advantage of performing several network administration tasks with only one command. ifconfig is one of the deprecated command within net-tools that has not been maintai...
For this tutorial, we will go over some examples to learn how to use the shutdown command. Note that the shutdown command in Linux can only be initiated by the root user. Scheduling the shutdown The most basic use of the shutdown command in Linux is to schedule a shutdown. For this...
The top command in Linux gives useful statistics about system resources. We can use it to view CPU and memory usage alongside process information of running services. You can also find zombie processes using top. So, mastering the top command is a must for Linux admins. The following section...