What is Kubernetes? A Simple Guide to K8s Orchestration

INTERNAL SECURITY BRIEFING: DOCUMENT ID #882-ALPHA-KUBE-DREAD DATE: OCTOBER 24, 2024 AUTHOR: SENIOR ARCHITECT (INFRASTRUCTURE DEFENSE) SUBJECT: THE SYSTEMIC FRAGILITY OF THE ORCHESTRATION LAYER STATUS: CRITICAL / EYES ONLY $ kubectl get pods –all-namespaces Error from server (InternalError): an error on the server ("") has prevented the request from succeeding $ # Attempting to debug via … Read more

Master Docker Compose: A Guide to Multi-Container Apps

[2023-10-14 03:14:22] ERROR: Could not bind to port 8080. Address already in use. [2023-10-14 03:14:22] DEBUG: Attempting to kill existing container ‘api_v2_final_FINAL’… [2023-10-14 03:14:23] Error response from daemon: No such container: api_v2_final_FINAL [2023-10-14 03:14:23] CRITICAL: Bash script ‘deploy_magic.sh’ exited with code 127. [2023-10-14 03:14:23] CRITICAL: Database connection string ‘localhost:5432’ failed. [2023-10-14 03:14:23] FATAL: Production is … Read more

kubernetes github – Guide

Threat Model Assessment: The Infrastructure as a Suicide Note The industry’s current obsession with “GitOps” and the “kubernetes github” integration is not a step forward in engineering; it is a collective surrender to convenience at the expense of fundamental security principles. By tethering a production Kubernetes v1.30.1 cluster to a third-party, cloud-hosted version control system … Read more

What is a Docker Image? A Complete Guide for Beginners

INCIDENT REPORT #9902-B: THE DEATH OF OUR REGISTRY Date: October 14, 2023 Duration: 48 Hours (and my sanity) Status: Post-Mortem / Educational Intervention Lead SRE: [REDACTED] 1. Summary of the Carnage At 03:14 UTC, the monitoring stack for our production cluster started screaming. Node prod-worker-04, running Docker Engine v25.0.3, reported a total disk exhaustion event … Read more

Mastering Docker Compose: Simplify Multi-Container Apps

POST-INCIDENT AUDIT: REPORT #88-B (CRITICAL SYSTEM COMPROMISE) DATE: 2024-10-14 AUDITOR: Senior Infrastructure Architect (Security/Hardening) SUBJECT: The systematic failure of docker compose deployments in the “Alpha-Omega” staging environment. 1. The Incident Log The following is a raw dump from the host prod-srv-01 during the initial breach detection. The developer responsible claimed the setup was “standard.” I … Read more

Mastering Machine Learning Models: Types and Use Cases

INCIDENT REPORT: #882-B-FATAL STATUS: UNRESOLVED (MITIGATED BY HARD REBOOT) AUTHOR: Senior SRE (Employee #402, On-call Rotation 4) SUBJECT: The Total Collapse of the “Smart” Inference Pipeline Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/torch/nn/modules/module.py", line 1501, in _call_impl return forward_call(*args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/app/inference/model_wrapper.py", line 84, in forward output = self.backbone(input_ids, attention_mask=mask) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/torch/nn/modules/module.py", line … Read more