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Detailed explanation of Ansible Roles and practical cases   Host planning   Add user account explain: 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 ...

Zabbix 5.0 has added many new functions, such as vertical menu, hidden menu, test items in user interface, limit agent check, find and replace preprocessing step ES7 support, etc.. Let's deploy and experience Zabbix 5.0     Upgrade Notice     Upgrade requirements PHP version PHP version has been upgraded from minimum 5.4.0 to 7.2.0 Database ver ...

1. Preface The logs mainly include system logs and application logs. Operations and developers can use the logs to understand information about hardware and software in the server, check for application or system failures, and understand the cause of the failure in order to solve the problem.Analyzing the logs gives you a clearer picture of th ...

nginx virtual host vim /usr/local/nginx/conf/nginx.conf Add include vhost/*.conf; mkdir /usr/local/nginx/conf/vhost vim /usr/local/nginx/conf/vhost/aaa.com.conf - virtual host configuration file server { listen 80 default_server; (Yes default_serve Is the default virtual host) server_name aaa.com; (Define site name) index ...

Reference link: supervisor + Tornado + Nginx usage details, Using tornado, supervisor, nginx website， Official documents of tornado https://blog.csdn.net/tengzhaorong/article/details/12833157 Project document tree: . ├── chnservices │ └── channels.py ├── etc │ ├── chnservices.conf │ ├── nginx │ │ └── nginx.conf │ ├── supervis ...

Before, nginx+tomcat cluster configuration was a simple polling mechanism upstream servers{ #server 172.25.67.29:9091 weight=1 max_fails=1 fail_timeout=50; server 172.25.67.29:9091; server 172.25.67.27:9091; server 172.25.67.27:8380; } As shown above. In this way, it's OK to restart one of the t ...

10. nginx reverse proxy load balancing (1) Description of LNMP architecture migration database Migrating databases: Using the database backup command (mysql mysqladmin mysqldump) 1) Back up database information mysqldump -uroot -poldboy123 --all-databases >/tmp/bak.sql ll /tmp/bak.sql -h scp /tmp/bak.sql 172.16.1.51:/tmp/ 2) Restore data ...

Preface During this period of time, I concentrated on studying docker, wanted to write something out, and finally wrote a wordpress running in container. I packed the image and script, and hung them on my server. If you have time, you can download them to play. docker I put the packed files on the server. The downlo ...

Alibaba cloud server, operating system CentOS 7.0, installs nginx. 1. First, set alicloud's security group settings and open the 80 port limit: Open Alibaba cloud official website > console > ECS > Security Group > security group rules: Select any rule column, click "clone", select "HTTP(80)" for "protoco ...

Kubernetes RBAC permission problem The following problem occurs in configuring Ingress, which is caused by RBAC configuration. RBAC starts referencing at kubernetes 1.6. The API version is also different, so you need to pay attention when configuring the yaml file. Here we use an example to solve the problem of RBAC. ...