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biengineer's avatar
biengineer
Helper I
3 years ago
Solved

Preview Download Start Delay

Dear All,   Thanks for being very response.   In Power bi Desktop app, Power Query preview long times to start, and it keeps showing blank means doing nothing during that time.       Be...
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  • v-yalanwu-msft's avatar
    v-yalanwu-msft
    3 years ago

    Hi, biengineer ;

    1. Please check whether there existing any step in Power Query consuming too much CPU or memory. And try to use Table.Buffer to improve the data load performance.

    2. Use DAX studio/ Performance Analyzer to check out which's the most time-consuming:

    Follow this blog to install the dax studio,then connect the opened pbix file in dax studio

    https://docs.microsoft.com/en-us/power-bi/desktop-performance-analyzer


    Best Regards,
    Community Support Team _ Yalan Wu
    If this post helps, then please consider Accept it as the solution to help the other members find it more quickly.

v-yalanwu-msft's avatar
v-yalanwu-msft
Community Support
3 years ago

Hi, biengineer ;

1. Please check whether there existing any step in Power Query consuming too much CPU or memory. And try to use Table.Buffer to improve the data load performance.

2. Use DAX studio/ Performance Analyzer to check out which's the most time-consuming:

Follow this blog to install the dax studio,then connect the opened pbix file in dax studio

https://docs.microsoft.com/en-us/power-bi/desktop-performance-analyzer


Best Regards,
Community Support Team _ Yalan Wu
If this post helps, then please consider Accept it as the solution to help the other members find it more quickly.