https://www.chenk.top/en/tags/ack/Recent content in ACK on Chen Kai BlogHugoenWed, 18 Mar 2026 09:00:00 +0000https://www.chenk.top/en/terraform-agents/04-compute-for-agent-runtime/Wed, 18 Mar 2026 09:00:00 +0000https://www.chenk.top/en/terraform-agents/04-compute-for-agent-runtime/<p>The single most important architectural decision in an agent system is <em>where the agent loop process runs</em>. There are three good options on Aliyun, plus a fourth that almost everyone forgets. Picking the wrong one isn&rsquo;t catastrophic — you can migrate later — but it costs weeks of unnecessary work and several thousand RMB a month in idle compute.</p> <p>This article covers all four options with working Terraform, cost crossovers, and operational gotchas I often encounter.</p>