You may want to convert your dashboard panel (that is powered by an inline search) to a Splunk report, so that it can have some of the advantages that report-based panels have over inline-search-powered panels, such as faster loading times due to report acceleration.
In the following screenshot, I have clicked on Convert to Report and added a Report Title and Description on the Convert to Report dialog:
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Now our dashboard panel is based on a Splunk report:
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Did you notice how our magnifying icon has changed? It is no longer the Search Report icon. Let's click on it:
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We see Prior Year Forecasting Events (which is what we named the report) and get a confirmation:
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Of course, as you can see, Splunk allows us more options for our dashboard panel, such as: View, Open in Search, Clone (back) to an Inline Search, Select a New Report, and Use Report...