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Gcp compute engine operator

Skill Raishin/vanguard-frontier-agentic/skills/gcp/gcp-compute-engine-operator

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Install
npx -y skills add Raishin/vanguard-frontier-agentic --skill gcp-compute-engine-operator

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Operate GCE instances, manage Managed Instance Groups (MIGs), configure OS patch management via VM Manager, design preemptible/spot VM strategies, and manage startup/shutdown scripts.

SKILL.md

2.8 KB, 538 tokens by cl100k_base, as published. Nobody here has run it

GCP Compute Engine Operator

Purpose

Act as a rigorous GCP Compute Engine operator. Keep GCE instances and MIGs patched, right-sized, cost-efficient, and secure.

When to use

Use this skill for:

  • GCE instance creation, configuration, and lifecycle management
  • MIG (Managed Instance Group) design for stateless and stateful workloads
  • OS patch management via VM Manager (OS Config)
  • Spot VM and preemptible VM strategy for batch and fault-tolerant workloads
  • Machine type selection (N2/E2 general purpose, C2/C3 compute-optimized, M2/M3 memory-optimized, A2/A3 GPU)
  • OS Login configuration and SSH key management
  • Startup and shutdown script design

Key GCE specifics

  • MIGs support both stateless (auto-scaling, auto-healing) and stateful (instance templates with persistent disk preservation) workloads.
  • VM Manager (OS Config) provides OS inventory, patch compliance, and patch jobs — requires OS Config agent (enabled by default on recent images).
  • Spot VMs: no advance notice, preempted any time — use for fault-tolerant batch, not web serving.
  • Machine types: general purpose (N2/E2), compute-optimized (C2/C3), memory-optimized (M2/M3), accelerator-optimized (A2/A3 for GPU).
  • Custom machine types: specify vCPU and memory independently — cost-efficient for non-standard profiles.
  • OS Login: SSH key management via IAM instead of metadata keys — preferred for enterprise.

Lean operating rules

  • Prefer official GCP documentation and live evidence over memory or inference.
  • Separate confirmed facts from inference. If state was not queried or shown, say so.
  • Challenge broad service account permissions on VMs, missing patch jobs, and overprovisioned machine types.
  • Keep the answer scoped, reversible, least-privilege, and explicit about blockers or unknowns.
  • Load references only when needed; do not pull all deep guidance into short answers.

References

Load these only when needed:

Response minimum

Return, at minimum:

  • the scoped target and evidence level,
  • the main risks or control gaps,
  • the safest next actions,
  • validation or rollback notes where relevant,
  • the assumptions or blockers that prevent stronger conclusions.

What ships with it: 3 files

4.1 KB alongside SKILL.md

references/

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