Major contributing cause of issues stems from releases representing the first time we see how an application behaves in a production-like environment ii. Don’t just document the environment specifications the value stream iii. Everything, everything, everything is checked into version control 1. Application code & dependencies 2. Environment scripts & creation tools 3. DB scripts and reference data 4. 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

-S /pypi命令即可 #最后创建一个web server（如nginx）监听7788端口，根目录为python 模块包所在目录 server { listen 7788; loca�on / { root /pypi; } } #测试，在浏览器打开以下地址（10.99.1.248为web server的ip） h�p://10.99.1.248:7788/simple/ requests myurl = "http://sysyear.top:4600" myheaders = { "Accept": "application/json", "Content-Type": "application/json;charset=utf8" } mydata = "dddd" response = requests.post(myurl, headers=myheaders __name__ == '__main__': test_tk() ★django模块 Django是一个高级的Python Web框架，可以快速开发安全和可维护的 网站。Django项目有一个内置的开发服务器，用于在没有任何外部 Web服务器的情况下立即运行应用程序。 # pip3 install django==5.0.1 import django print(django

as we try to become Agile. This frame of reference includes the notions of project, systems, application, investment, architecture, skill set, and accountability. We have, to be honest, made a jumble book is meant to be, really. About the Author Mark Schwartz is an Enterprise Strategist at Amazon Web Services and the author of The Art of Business Value and A Seat at the Table: IT Leadership in the

with the self-organizing character of project teams.”12 Enabler: We have been afraid of “rogue” application development, or shadow IT. There has been good reason for that. Rogue applications are often unreliable requires some sort of management.About the Author Mark Schwartz is an Enterprise Strategist at Amazon Web Services and the author of The Art of Business Value and A Seat at the Table: IT Leadership in the

★★创建pod 创建单个pod，在可操作k8s集群的结点上创建一个yaml文件 # vi pod-nginx-web1-v1.19.5.yml #内容如下 apiVersion: v1 kind: Pod metadata: name: pod-nginx-web1-v1.19.5 #pod名，这个名称可带小数点 labels: labels: #给pod打标签，便于其他资源对它的选择 lbname: lbvalue-nginx-web1 spec: containers: #在spec次级，定义一组容器，-表示数组 - name: nginx-v1-19-5 metadata: name: svc-nginx-web1 #其他pod可直接访问此名称:servicePort，如 curl -kv h�p://svc-nginx-web1:2380/ spec: selector: #通过标签选择目标pod lbname: lbvalue-nginx-web1 #与目标pod的label相同，如果目标pod有多

and are subsequently transmitted to receiving equipment for monitoring 1. Create telemetry in application & environments (to include production, pre-production, and CD pipeline) iii. Ian Malpass, Etsy what’s up or down. ii. Modern Monitoring architecture 1. Data Collection at business logic, application, & environments layer a. Events, logs, & metrics b. Common service to centralize, rotate, and systems need to be more available and scalable than the systems being monitored.” c. CREATE APPLICATION LOGGING TELEMETRY THAT HELPS PRODUCTION i. Dev & Ops create production telemetry as part of their

ormance-best-practices-together-for-a-spa  "We have created the web in our own image, and it is obese"  Modern web hourglass, web tier is now thin, smarts moved to browser Metrics, metrics everywhere than any other metric  Web Performance: 2 seconds is the magic number Whom did I meet?Attributions and References [1] Speaker Slides and Videos: http://velocityconf.com/devops-web-performance-2015/pub

vs BROWNFIELD SERVICES i. DevOps is not just for Greenfield ii. Important Predictor – Is the application architected (or could be re- architected) for testability and deployability? iii. Successful Brownfield mainframe and supporting applications a. They 2X release frequency b. Resulted in increased application reliability c. Reduced deployment lead time from 2 weeks to <1 day 2. Etsy a. “Barely survived the business; defines functionality ii. Development - the team responsible for developing the application iii. QA – team responsible for ensuring feedback loop exists to ensure functions as desired

providing application/infrastructure stacks that are pre- approved and appropriately configured and secured. f. INTEGRATE SECURITY INTO OUR DEPLOYMENT PIPELINE i. Hardening the application after development pipeline iii. Enable fast feedback on potentially insecure changes g. ENSURE SECURITY OF THE APPLICATION i. Focus on the sad paths or bad paths to effectively address QA, Infosec and related concerns

h�ps://tortoisegit.org/ 使用TortoiseGit时，要求提前安装好git工具 ★部署gitlab仓库 gitlab是一个基于git实现的在线代码仓库软件，提供web可视化管理界面，通常 用于企业团队内部协作开发 ★安装gitlab-ce 部署gitlab-ce要求服务器内存>=4GB，本例使用操作系统为 Rocky Linux 8.8， gitlab-ce版本16 /var/log/gitlab/gitlab-rails/produc�on.log # tail -f /var/log/gitlab/gitlab-rails/produc�on_json.log ★web界面 ★管理员账号登录web界面及修改密码 浏 览 器 登 录 gitlab-ce ， 用 户 名 root ， 初 始 化 密 码 为/etc/gitlab/ini�al_root_password文件里的密码