Process and scheduled task management

catalogue 1, Relationship between programs and processes and threads 2, View process 2.1. View static process statistics ps command 2.1.1. Method 1: ps -aux 2.1.2. Method 2: PS Elf 2.2. View dynamic process ranking information top command 2.3. View process information pgrep 2.4. View process information pstree 3, Control process 3.1. ...

Added by pherrick on Mon, 03 Jan 2022 05:49:04 +0200

Linux driver development - RTC driver experiment

catalogue 1. Introduction to Linux kernel RTC driver 2.I. Analysis of mx6u internal RTC driver 3.RTC time viewing and setting RTC is a real-time clock, which is used to record the current system time. For Linux system, time is very important, just like me Just as we use Windows computers or mobile phones to check time, we also need to chec ...

Added by bhi0308 on Mon, 03 Jan 2022 05:45:53 +0200

K8S builds an automated deployment environment and the whole process of building Harbor private warehouse

Dear leaders, the foregoing is as follows: K8S build automated deployment environment (I) install Kubernetes K8S build an automated deployment environment (II) install the K8S management tool Kuboard V3 K8S build automated deployment environment (III) Jenkins download, installation and startup K8S build automated deployment environment (IV ...

Added by dammitjanet on Mon, 03 Jan 2022 05:11:14 +0200

2_ 8, Boot process and boot repair of Linux system

Enter system rescue mode with CD Open the virtual machine graph and power down the virtual machine Add an optical drive to the light bulb and select the mirrored file package Adjust the optical drive priority, boot the optical drive first, and mount the problematic system on the optical drive Enter this interface Select Troubleshooting Then ...

Added by ludachris on Mon, 03 Jan 2022 04:42:54 +0200

Actual deployment summary of Ruoyi front and rear end separated open source project - deployment test

This article is the second part of the introduction, packaging and deploying the project to the server, and modifying the relevant configuration. 192.168.38.132 -front end 192.168.38.133 -back-end 192.168.38.134 -back-end The three servers create the / root/workspace directory respectively 1, Front end 192.168.38.132 deployment Fir ...

Added by roxiroxi on Mon, 03 Jan 2022 04:26:52 +0200

Centos7 installs mysql8 (two installation methods)

Centos7 installation mysql8 (two installation methods) super detailed 1, Command installation 1. Configure Mysql 8.0 installation source: rpm -Uvh https://dev.mysql.com/get/mysql80-community-release-el7-1.noarch.rpm [root@localhost home]# rpm -Uvh https://dev.mysql.com/get/mysql80-community-release-el7-1.noarch.rpm obtain https://dev.mysql. ...

Added by WebDesEyen on Mon, 03 Jan 2022 03:28:44 +0200

Linux scheduling, load balancing

1. Definition Complete the task according to the plan and finish the task regularly The user has set a scheduled task, but the user does not log in to the system. Will it still be executed every day? Yes, no matter whether the user logs in or not, he will perform the planned task 2. Use During linux operation and maintenance: Data backup: c ...

Added by Redlightpacket on Mon, 03 Jan 2022 01:54:12 +0200

[linux interprocess communication] 1 signal

1, What is interprocess communication 1. A process is an independent resource allocation unit. Resources between different processes (user processes) are independent and have no association. Resources of other processes cannot be accessed in another process. In fact, different processes often need to interact to transfer state and other inform ...

Added by thomasgrant on Mon, 03 Jan 2022 01:23:16 +0200

58. Build Hadoop ha high availability for Ubuntu (start from scratch)

Environmental preparation numberhost nametypeuserIP1masterMaster noderoot192.168.231.2472slave1Slave noderoot192.168.231.2483slave2Slave noderoot192.168.231.249 Environment construction 1, Basic configuration 1. Install VMware tools Copy it to the desktop Note: Press' Enter 'when prompted, and enter ye ...

Added by jesirose on Mon, 03 Jan 2022 01:13:15 +0200

golang notes and documentation and go doc/godoc notes

Welcome to official account No. DailyOps I wish you a happy 2022 new year in advance~ Original text connection golang notes and documentation and go doc/godoc notes golang comments Single-Line Comments It is the most common and used annotation method, starting with / / and followed by comments. It can be a single line or after a state ...

Added by Unknown User on Sun, 02 Jan 2022 23:49:17 +0200