This paper analyzes the principle of rsync algorithm and the workflow of rsync through examples, which is the explanation of rsync's official technical report and official recommended articles. This article will not describe how to use the rsync command, but explain in detail how it can achieve efficient incremental transmission. The following ...
Posted by sean04 on Sat, 20 Nov 2021 11:14:26 -0800
Transfer file command under linux
Introduction: lrzsz is a program that can be uploaded and downloaded in linux instead of ftp.
Installation: yum-y install lrzsz
Upload: rz Download: sz filename
[root@server1 ~]# yum install -y lrzsz.x86_64
[root@server1 ~]# echo "September 9, 2002, ...
Posted by Scriptmaker on Thu, 09 Sep 2021 09:17:01 -0700
rsync is called remote synchronization in English. From the name of the software, it can be seen that rsync can make the data between the local and remote hosts copy the synchronous image and remote backup quickly. This function is similar to the scp command with ssh, but it is bet ...
Posted by vivianp79 on Fri, 12 Jun 2020 22:03:41 -0700
1, rsync introductionrsync is called remote synchronization in English. From the name of the software, it can be seen that rsync can make the data between the local and remote hosts copy the synchronous image and remote backup quickly. This function is similar to the scp command with ssh, but it is bett ...
Posted by christine75 on Fri, 12 Jun 2020 21:00:24 -0700
In the early morning, I received alert text messages from Ali cloud server.Emergency security incident: access malicious download source, access malicious download IP.Instant wake up, immediately get up to handle.
First log in to Aliyun backstage, check the security center's warning mascot, found several records:
Parent process path: /usr/bin ...
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
Detailed explanation of Ansible Roles and practical cases
Add user account
1. Login account used by operation and maintenance personnel;
2. All businesses are placed in the "home directory of yun users" under / app / to avoid misplacement of business data;
3. This user is also used by ansible, because alm ...
Posted by chard on Fri, 08 May 2020 06:53:59 -0700
Here, "copy on write" is enclosed with a quotation mark, because this is specifically for the copy on write effect when rsync backup is used, rather than the actual copy on write effect. Its purpose is as follows:
After backing up the data using rsync, create a snapshot immediately:
The data state of the snapsh ...
Posted by primuz on Mon, 06 Apr 2020 00:17:49 -0700
1. Eliminate if...else
2. Reflection mechanism
3. getattr Details
These two days, we are optimizing Tencent's cloud migration platform. SmartMS When using the middleware (go2cloud_api). Some of the interfaces ...
Posted by hhheng on Fri, 13 Mar 2020 09:52:31 -0700
Click the upper right corner to force the end of "installer"
Open terminal, enter the command "ps -ef | grep install", find the legacy process and kill it
Enter the command "xcodebuild -license" and agree
MacPorts is stuck because the installation script uses Rsync update during the installation pro ...
Posted by swathin2 on Thu, 09 Jan 2020 07:11:03 -0800