Virtual management of kvm network

1. Linux Bridge Bridge Management Multiple virtual machines are added to a bridge. Virtual machines can communicate with each other, and at the same time, all virtual machines can connect to the external network.   The bridge management of kvm can be done by brctl command [root@localhost ~]# brctl .... ...

Posted on Sun, 31 May 2020 19:05:17 -0700 by pointsplat

The modified character set code of MySQL 5.6 under Linux is UTF8 (to solve the problem of Chinese code scrambling, it can be used for personal test!)

The modified character set code of MySQL 5.6 under Linux is UTF8 (to solve the problem of Chinese scrambling) 1, Log in to MySQL to view SHOW VARIABLES LIKE 'character%'; the following character set is displayed as follows:+--------------------------+----------------------------+ | Variable_name | Value | +--------------------------+---------- ...

Posted on Sat, 30 May 2020 22:14:46 -0700 by Bob Norris

Notes on C and C + + secure encoding: integer security

5.1 introduction to integer security: integers consist of natural numbers (0, 1, 2, 3,...) including 0 )And negative numbers of nonzero natural numbers (- 1, - 2, - 3 )Composition. 5.2 integer data type: integer type provides a model of a finite subset of integer mathematical sets. The value of an object of type integer is the mathematical val ...

Posted on Sat, 30 May 2020 19:10:07 -0700 by Stegs

nfs network file system

]>NFS (Network File System), which is one of the file systems supported by FreeBSD, allows computers in the network to share resources through the TCP/IP network. In the application of NFS, the client application of local NFS can read and write files on the remote NFS server transparently, just like accessing local f ...

Posted on Thu, 28 May 2020 08:41:51 -0700 by proxydude

The sixth experiment report of operating system -- using semaphore to solve the problem of philosophers' meal

0 personal information Zhang yingzi 201821121038 Calculation 1812 1 purpose of the experiment Learn more about semaphores by programming. 2 experiment content On the server, we use Vim to write a program: use semaphore to solve any classical PV problem, test the result, and explain the running result. 3. Experiment report 3.1 choosing phi ...

Posted on Thu, 28 May 2020 00:52:24 -0700 by gbuck

#Command control mode of C + + nine Yin Scripture

The so-called command control mode is to encapsulate the corresponding behavior. Through the command, you can control it. You can understand it as the instruction operation under linux.    For example, an operation includes 10 steps of A1, A2, and... A10. If one step fails, it will be rewound. If the business types of these ...

Posted on Tue, 26 May 2020 20:54:36 -0700 by rooky

Using redis exporter to monitor the performance of redis cluster

There are three modes of redis cluster: master-slave, sentinel and cluster. About the introduction and deployment of these three modes, other articles also have related introduction. I have completed the deployment of the three modes with reference to other blogs, and the blog address is in the comment area.At present, redis uses the master-sl ...

Posted on Tue, 26 May 2020 04:52:09 -0700 by rawb

Docker compiles Android 6.0 source code

docker environment configuration Correct time zone time # View current time $ date # Modify current time $ cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime echo 'Asia/Shanghai' > /etc/timezone Replace the software source to aliyun cp /etc/apt/sources.list /etc/apt/sources.list.bak echo " # Ubuntu14.0 aliyun source: deb http://mir ...

Posted on Sun, 24 May 2020 19:17:31 -0700 by danlayton00

GO uses Webhook to automate github deployment

Usually most of your development is submitted by local git push, and git pull is updated manually on the server.Git can be deployed automatically using a webhook.A webhook is a hook event for a warehouse platform that listens for code and calls back notifications (the notification address is the webhook address you fill out in each git warehous ...

Posted on Sun, 24 May 2020 09:52:58 -0700 by Joost

Mysql_5.7 binary compile free installation

Mysql_5.7 and Mysql_5.6 large difference Mysql_5.7 installation steps 1. In the / usr/local/src directory, download the MySQL 64 bit package and extract it [root@dl-001 src]# wget http://mirrors.sohu.com/mysql/MySQL-5.7/mysql-5.7.17-linux-glibc2.5-x86_64.tar.gz [root@dl-001 src]# tar zxvf mysql-5.7.17-linux-glibc ...

Posted on Sun, 24 May 2020 08:07:19 -0700 by JWitness