Containers 5. Automated tests 6. Project artifacts – documentation, procedures, etc. 7. Application configuration files 8. This also includes pre-production and build processes 9. Tools iv. 2014 State of DevOps eliminates “worked on my machine” 3. Package the application to enable repeatable installation and configuration into an environment 4. Environments can be more production-like in a consistent and repeatable 3. Automate deployment & configuration of middleware 4. Copying packages to production servers 5. Restarting VMs, containers, applications, etc. 6. Generating configuration files 7. Run automated smoke

possible. Control our destiny  Started to engineer solutions for issues related to product configuration and deployment  Built a strong relationship with development (built empathy)  Development

engineers to track what they need to track, at the drop of a hat, without requiring time-sucking configuration changes or complicated processes.” iv. 2015 State of DevOps Report – high performers had MTTR

source code repository is powerful way to share local discoveries to the entire organization 1. Configuration standards for libraries, infrastructure, and environments 2. Deployment tools 3. Testing standards

查找替换 ★设置字体颜色 File → Se�ngs → Editor → Color Scheme → Language Defaults → 选中目 标Scheme ★设置背景颜色 File→Se�ngs→Editor→Color Scheme→Console Colors→Scheme → 选 择 合适的主题 ★显示空白字符 File → Se�ngs → Editor General → Appearance → 选 中 Show whitespaces ★不进行拼写检查 File → Se�ngs → Editor → Inspec�ons → Proofreading → Type 取消勾选 ★设置项目的python解释器 File → Se�ngs → Project: xxx →Python Interpreter → 右 侧 选 择 目 次数多了（按2次shi� 键），结果就弹出全局搜索框，不太友好，可以关闭此功能 File → Se�ngs → Advanced Se�ngs → 右 侧 的 User Interface ， 勾 选 Disable double modifier key shortcuts ★设置每行最大长度 File → Se�ngs → Editor → Code Style → 右侧的 General下的

"git rm --cached <file>..." to unstage) new file: main.py #暂存区有了一个新的文件：main.py # git commit -m "msgxxx" #将暂存区提交到仓库区（commit为提交操作），- m后指定本次提交的说明信息 1 file changed, 1 inser�on(+)

--reload pg_hba.conf 配 置 保 存 在 postgres 库 下 面 的 名 为 pg_catalg 的 schema 下 的 pg_hba_file_rules表里： INSERT INTO "pg_hba_file_rules" ("line_number", "type", "database", "user_name", "address", "netmask", "auth_method"

systemctl start chronyd # cat > /etc/chrony.conf <file /var/lib/chrony/dri� makestep 1.0 3 rtcsync keyfile /etc/chrony.keys leapsectz right/UTC logdir /var/log/chrony 创建存储于某文件的认证secret # kubectl create secret generic myssh-key-secret --from-file=ssh- privatekey=${HOME}/.ssh/id_rsa \ --from-file=ssh-publickey=${HOME}/.ssh/id_rsa.pub 创建ssl证书secret # kubectl create

1.51:6379> info # Server redis_version:6.2.13 ...... executable:/usr/local/bin/redis-server config_file:/root/redis-6.2.13/redis.conf ...... 10.99.1.51:6379> shutdown #停止服务运行，谨慎操作