---
id: post/demiliani-com/15923
type: post
title: "Azure Functions: rolling updates are now generally available on Flex consumption."
summary: "Summary withheld: an Opus review found that the machine-written summary did not match the post. Read the original post."
tier: community
language: en
tags:
  - azure functions
  - deployment
  - zero downtime
  - flex consumption
  - rolling updates
  - infrastructure
system: platform
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  state: flagged
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  at: "2026-10-07T23:46:25.409Z"
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    url: https://demiliani.com/2026/09/17/azure-functions-rolling-updates-are-now-generally-available-on-flex-consumption/
    title: "Azure Functions: rolling updates are now generally available on Flex consumption."
    date: "2026-09-17"
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    t: null
    quote: null
  - kind: blog
    url: https://demiliani.com/2026/09/17/azure-functions-rolling-updates-are-now-generally-available-on-flex-consumption/
    title: "Azure Functions: rolling updates are now generally available on Flex consumption."
    date: "2026-09-17"
    commit: null
    t: null
    quote: Instead of restarting everything at once, with this feature active the platform now replaces instances gradually.
  - kind: blog
    url: https://demiliani.com/2026/09/17/azure-functions-rolling-updates-are-now-generally-available-on-flex-consumption/
    title: "Azure Functions: rolling updates are now generally available on Flex consumption."
    date: "2026-09-17"
    commit: null
    t: null
    quote: Your changes need also to be backward compatible.
  - kind: blog
    url: https://demiliani.com/2026/09/17/azure-functions-rolling-updates-are-now-generally-available-on-flex-consumption/
    title: "Azure Functions: rolling updates are now generally available on Flex consumption."
    date: "2026-09-17"
    commit: null
    t: null
    quote: If you need true continuity for long-running or critical functions, rolling updates on Flex Consumption is the only option that delivers it today.
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post_id: "15923"
source_id: demiliani-com
source_name: Stefano Demiliani
url: https://demiliani.com/2026/09/17/azure-functions-rolling-updates-are-now-generally-available-on-flex-consumption/
published_at: "2026-09-17T08:38:44.000Z"
author: Stefano Demiliani
full_text: false
words: 626
quotes:
  - text: Instead of restarting everything at once, with this feature active the platform now replaces instances gradually.
    why_it_matters: Explains the core mechanism of rolling updates that enables zero-downtime deployments
  - text: Your changes need also to be backward compatible.
    why_it_matters: Critical constraint for using rolling updates since old and new versions run concurrently
  - text: If you need true continuity for long-running or critical functions, rolling updates on Flex Consumption is the only option that delivers it today.
    why_it_matters: Clarifies when rolling updates are necessary versus when simpler strategies suffice
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---

# Azure Functions: rolling updates are now generally available on Flex consumption.

[Read the post](https://demiliani.com/2026/09/17/azure-functions-rolling-updates-are-now-generally-available-on-flex-consumption/) · Stefano Demiliani (Stefano Demiliani, MVP) · 2026-09-17 · 626 words · tier community · **flagged** (a review found a problem)

> Summary withheld: an Opus review found that the machine-written summary did not match the post. Read the original post.

## Quotes

- "Instead of restarting everything at once, with this feature active the platform now replaces instances gradually." (Explains the core mechanism of rolling updates that enables zero-downtime deployments)
- "Your changes need also to be backward compatible." (Critical constraint for using rolling updates since old and new versions run concurrently)
- "If you need true continuity for long-running or critical functions, rolling updates on Flex Consumption is the only option that delivers it today." (Clarifies when rolling updates are necessary versus when simpler strategies suffice)

## Context

- Features: rolling updates, zero-downtime deployment, flex consumption plan, instance draining, deployment strategy

Source: Stefano Demiliani, community blog. Summary, key points and quotes are derived (CONTENT-NOTICE.md); read the original for the full text.