What makes a deploy actually zero-downtime
“Zero-downtime deploy” gets used loosely enough that it’s worth being precise about what it actually requires mechanically, not just what it promises. It’s not one feature, it’s five steps that all have to hold, in order, every time.
continue reading here : https://railyard.run/blog/zero-downtime-deploys
RailyardWhat makes a deploy actually zero-downtime · RailyardNot marketing copy — the specific mechanical steps that mean there's never a moment your app has no working container answering a request.
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