Average load and CPU utilization
In real work, we often confuse the average load and CPU utilization, so here, I also make a distinction.
You may wonder, the average load represents the active input. If the average load is high, doesn't it mean the CPU utilization is high?
We still need to retu ...
Posted by mrjoseph.com on Thu, 25 Jun 2020 05:06:47 -0700
corosync v1 + pacemaker
Corosync: an open cluster engine project derived from the development of OpenAIS to Wilson, which provides heartbeat message detection and member management.
Pacemaker: cluster explorer. It uses the message and member management capabilities provided by the cluster infrastructure (OpenAIS, heartbeat or corosync) to dete ...
Posted by ryanpaul on Tue, 26 May 2020 22:53:30 -0700
In the previous blog post, I mainly talked about the simple management of lxc container on Linux. For a review, please refer to https://www.cnblogs.com/qiuhom-1874/p/12901493.html Today we will introduce lxc's image management tool, LXC WEB Panel;
Project download address: https://github.com/lxc-webpanel/LXC-Web-Panel.git；
1. Install Python fl ...
Posted by ki on Sat, 16 May 2020 22:56:33 -0700
rsync+lsyncd to realize real-time file synchronization
yum -y install rsyncd (both the synchronized end and the synchronized end need to be installed)
1. Provide lsyncd installation source
rpm -ivh http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm
2. Dependency of installing lsyncd from yum
yum -y install ...
Posted by Loriq on Sun, 10 May 2020 09:07:57 -0700
In Shell, EOF is usually used in combination with < to indicate that the subsequent input is used as the input of subcommand or subshell, until EOF is encountered, and then returned to the calling Shell.
EOF can be replaced by something else, meaning that content is passed to the program as standard input.
Review the use of <. W ...
Posted by brij_theinvader on Sun, 03 May 2020 04:57:15 -0700
What is SaltStack
SaltStack management tool allows administrators to create a consistent management system for multiple operating systems
Preparation of experimental environment
Posted by Adastra on Sun, 02 Feb 2020 07:32:55 -0800
Version control gitlab
Version control definition:
It refers to the management of changes of various program codes, configuration files, instruction documents and other files in the process of software development
Version control function
1. Tracking document changes
2. Parallel development
3. Effectively solve the ...
Posted by kratsg on Sat, 04 Jan 2020 23:50:41 -0800
Ansiable bulk configuration management through playbook
playbook is composed of one or more modules. It uses many different modules to accomplish one thing.
Install a service, configure, and start.
1. Find someone to shoot.
2. General tasks.
3. How to do it.
Install httpd Service - > Playbook
1. i ...
Posted by ramrod737 on Thu, 02 Jan 2020 04:35:26 -0800
centos7 system yum installs testeract, and pip installs testserocr of python3
September 4, 2018 00:00:27 reading: 15 label: centos7python3tesserocr More
Personal classification: python
Copyright notice: This is the original article of the blogger. It can't be reproduced without the permission of the blogger. https://blog.csdn.net/zyy24779614 ...
Posted by makoy on Wed, 01 Jan 2020 03:29:51 -0800
Check before configuration
1. First, make sure that Rsync has been configured and the client can push files to the server
[test@C64-6-B ~]$ rsync -avzP ./syncdir email@example.com::syner --password-file=/etc/rsync.password
sending incremental file list
sent 52 bytes received 12 bytes 42.67 bytes/sec
total size ...
Posted by Ralf Jones on Wed, 25 Dec 2019 12:18:46 -0800