Cool interface and powerful function! This Linux performance real-time monitoring tool is super easy to use! Old Smith, do it!

For the maintenance and management of Linux system, its performance monitoring is very important, especially the real-time monitoring data. This data is helpful for us to judge the load pressure of the server, adjust the resource allocation in time, and better serve the business. So today, the migrant worker brother gives you a Linux performanc ...

Posted by pido on Sun, 15 May 2022 13:19:02 +0300

harbor private warehouse summary

1, Introduction to Harbor Harbor is an open source enterprise dockerregistry (warehouse) project of VMware. The project address is https://github.com/vmware/harbor. Harbor's goal is to help users quickly build an enterprise level DockerRegistry service. Based on docker's open source registry, Harbor provides functions required by enterprise u ...

Posted by sith717 on Sat, 14 May 2022 10:39:11 +0300

Linux Advanced - continuous deployment software ansible

catalogue introduce relationship install Default profile structure Introduction to Inventory Inventory parameter Inventory configuration case Ansible common modules Ansible execution mode Execute ad-hoc command Execute the ansible playbook script introduce Understand the concept of CI/CD before being ansible: CICD refers to Contin ...

Posted by alsaffar on Sat, 14 May 2022 00:14:16 +0300

Linux common commands

1, Basic format of command command prompt [root@localhost~]# Of which: rootCurrent login userlocalhosthost name~Current directory#Prompt for superuser$Prompt for ordinary users Command format command [option] [parameter] ==Note: = = individual commands do not follow this format. When there are multiple options, they can be written t ...

Posted by lancia on Fri, 13 May 2022 23:53:07 +0300

Shell command execution visualization and alerting tools

Sampler is a tool for shell command execution, visualization and alerting. Its configuration uses a simple YAML file. 1. Why do I need it? You can sample any dynamic process directly from the terminal - watch for changes in the database, monitor MQ in-flight messages, trigger deployment scripts and get notified when it's done. If there is a wa ...

Posted by jarriola on Thu, 12 May 2022 10:38:39 +0300

Overall understanding of system D instructions

systemctl understanding There are two ways of Linux service management: service and systemctl systemd is the latest initialization system (init) of Linux system. Its function is to improve the startup speed of the system, start fewer processes as much as possible and start more processes concurrently as much as possible. The process manageme ...

Posted by bluesoul on Sun, 08 May 2022 21:57:21 +0300

VirtualBox installation CentOS related network configuration and problems

VirtualBox installation CentOS related network configuration and problems 1. General description (1) This article does not cover how to install CentOS. If you need this part, you can refer to other blog posts. (2) After installing CentOS, there are many wonderful problems in the network. This paper aims to give a reference scheme on how to co ...

Posted by villager203 on Sun, 08 May 2022 13:34:31 +0300

Linux network status tool ss command usage details

The SS command is used to display the socket status It can display PACKET sockets, TCP sockets, UDP sockets, DCCP sockets, RAW sockets, Unix domain sockets and other statistics It displays more tcp and state information than other tools It is a very practical, fast and effective new tool to track IP connections and sockets SS command The follo ...

Posted by mackevin on Sun, 08 May 2022 06:57:12 +0300

Common commands of Linux operation and maintenance engineers (Collection)

1. Delete 0 byte file find -type f -size 0 -exec rm -rf {} ; 2. View process Sort by memory from large to small PS -e -o "%C : %p : %z : %a"|sort -k5 -nr 3. Ranked by CPU utilization from large to small ps -e -o "%C : %p : %z : %a"|sort -nr 4. Print the URL in the cache grep -r -a jpg /data/cache/* | strings | grep "http:" | awk -F'http:' '{pri ...

Posted by BZorch on Sat, 07 May 2022 23:06:49 +0300

Jumpserver (Fortress machine) open source version graphic explanation

1. Basic overview of jumpserver 1. What is a springboard machine The springboard machine is a server with public network and intranet. When our developers or operation and maintenance personnel want to maintain the internal cluster service, they need to log in to the server of the springboard machine uniformly, and then log in to the targe ...

Posted by rxbanditboy1112 on Sat, 07 May 2022 12:24:46 +0300