Azure SQL Database - How to choose the correct specs

shane.beharry 0 Reputation points
2023-02-08T20:32:18.01+00:00

Hi everyone, hope all is well.

I would like to commission an Azure SQL Database however I do not understand the vCore/DTU options and what they mean.

I do however have an idea of the specs i would need for the server which is around 8 cores 32gb ram.

Would it be possible for someone to recommend the optimal settings to choose when selecting the specs?

Thanks in advance to any assistance provided.

Azure SQL Database
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  1. Alberto Morillo 34,561 Reputation points MVP
    2023-02-08T23:18:58.9666667+00:00

    WIth Azure SQL Database DTU-model S7 service tier the database will 12 cores available, max degree of parallelism 8, and 53 MB of RAM. That is the one that best adjust for your needs.

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  2. Oury Ba-MSFT 20,616 Reputation points Microsoft Employee
    2023-02-13T22:34:26.55+00:00

    Hi shane.beharry Thank you for reaching out.

    Azure SQL Database offers two purchasing models: vCore-based and DTU-based. vCore-based purchasing model offers more flexibility and control over the performance of your database. DTU-based purchasing model offers a pre-defined set of performance levels based on a blended measure of CPU, memory, and read and write rates.

    In addition to @Alberto Morillo answer. You can also choose the vCore-based purchasing model and selecting the General-Purpose service tier with 8 vCores and 32 GB of storage. This should provide the performance and scalability you need for your database.

    For more info see:

    vCore purchasing model - Azure SQL Database

    Compare vCore and DTU-based purchasing models of Azure SQL Database

    Hope that help.

    Regards,

    Oury


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