Catching inode exhaustion with Ruby: when df says the disk isn’t full but writes still fail
the shed // linux / disk df -h says the disk is 30% full, but writes keep failing with “No...
Educator
Ollama Tutorial: Run Local AI for DevOps Security
Run open models on your own hardware with Ollama. Setup, seven DevOps and security workflows, schema-enforced JSON, and the gotchas...
Gemini CLI Tutorial: 7 DevOps and Security Workflows
A practical Gemini CLI tutorial for DevOps and security engineers: fast setup, MCP servers, headless CI mode, and 7 workflows...
AI News Roundup, Aug 18: OpenAI Guts Its Risk Team
AI news roundup for Aug 18: OpenAI disbands its catastrophic-risk team, GLM-5.3 lands, Anthropic turns a profit, and Google buys...
Automated Capacity Forecasting: Stop Guessing at Scale
Automated capacity forecasting puts AI agents on your live telemetry so scaling calls and cloud spend stop being twice-a-year guesswork....
Ruby for DevOps: Finding the SMB Shares Nobody Locked Down
the shed // smb share audit Windows keeps two access control lists on every share and hides them on different...
Ruby for DevOps: Kernel Hardening Audits That Survive a Reboot
the shed // kernel hardening audit You hardened the kernel once. Did it stay hardened? A single-file Ruby auditor that...
Ruby for DevOps: Auditing Every Listening Port Against a Baseline
the shed // listening port audit Every host tells you what it is listening on. None of them tell you...
Parallel Agents & Ruby’s New Toys: Copilot’s Canvas and Ruby 4.0’s ZJIT + Ruby Box
Parallel Agents & Ruby’s New Toys: Copilot’s Canvas and Ruby 4.0’s ZJIT + Ruby Box tha_shed / field notes /...
Why Black History Is Everyone’s History: Bridging Divides Through Shared Narratives
Beyond textbooks and dedicated months, Black history offers universal lessons about resilience, innovation, and justice. How can we collectively integrate...