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RTFM! DevOps[at]UA
Arseniy ZinchenkoDevOps-engineering, and system administration. Cases from practice.
| Platform |  | Pricing | Only free issues | Publishes | Daily |
|---|---|---|---|---|---|
| Issues | 302 | Founded | 3 years ago | Last Issue | 24 days ago |
| Active | |||||
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setevoy.substack.comLatest Issues
Claude Code: creating a Kubernetes debugging AI Agent for VictoriaMetrics
While I’m working on a series of posts about setting up and using Claude Code, here’s a quick example of building my own AI Agent for VictoriaMetrics and Kubernetes, “wrapping” it into a Claude Code Plugin, and creating my own Claude Code M...
AWS: Amazon Linux – Sending Email with Postfix via Gmail
Continuing the setup of the new RTFM server. The next step is configuring the ability to send mail from EC2, since both important messages for the root user and RTFM itself need to send emails.
I was thinking of using AWS Simple Email Serv...
AWS: ALB and Cloudflare – Configuring mTLS and AWS Security Rules
While preparing the infrastructure for migrating RTFM from the DigitalOcean server to AWS (see AWS: basic infrastructure setup for WordPress) I decided to also try AWS ALB mutual authentication (for some reason I thought this feature launch...
AWS: Self-Managed EC2 NAT Gateway vs AWS Managed NAT
I looked at the costs for the infrastructure described in the previous post AWS: basic infrastructure setup for WordPress, and let out a heavy sigh:
One NAT Gateway is a quarter of my AWS spend, and even with AWS Credits I can’t help feeli...
AWS: Basic Infrastructure Setup for WordPress
It’s time for a major server upgrade for RTFM, which I usually do by migrating to a new server - because I also do various other upgrades along the way, like upgrading the PHP version or even migrating to a different cloud.
This time I’m p...
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