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Anonymous's avatar
Anonymous
Not applicable
6 months ago
Solved

Fabric capacity overage feature

I was just browsing MS Fabric SKUs page and saw this little nugget tucked under the auto spark scaling.    Fabric capacity overage Maintain smooth, uninterrupted operations without capacity thrott...
  • MJParikh's avatar
    6 months ago

    Hi Anonymous,

     

    Fabric capacity overage is documented, but the control is not exposed in the admin experience yet. Right now, Fabric relies on burst smoothing and auto scale behavior tied to the SKU. There is no tenant or capacity level switch where an admin enables paid overage on demand.

     

    What exists today

    Fabric allows short burst usage within defined limits. Once those limits are crossed, throttling kicks in. Billing stays tied to the provisioned SKU, not transient spikes.

     

    What the SKU page text signals

    This reads like a forward-looking capability tied to capacity billing, similar in spirit to Azure consumption buffers. The wording suggests future support for paid overage windows and caps, not a feature already shipped.

     

    Why you cannot locate it

    No Fabric Admin portal setting
    No Capacity settings blade
    No PowerShell or REST surface
    No documented preview enrollment

     

    What is generally followed instead

    Size one SKU tier higher for business hours only
    Schedule heavy refresh and Spark workloads off peak
    Split read heavy workloads across capacities
    Monitor CU usage and throttling patterns aggressively

     

    Thank you!

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