Sampling Profiler Options

Applies to AQTime 8.81, last modified on November 27, 2020

The Sampling profiler includes a number of options that work at runtime and define the specifics of profiler functioning.

You can view and modify these options in the following dialogs –

  • In the Profiler Options dialog that is displayed when you run the profiler (see Setting Profiler Options Before the Run).

  • In the Options dialog. To invoke it, select Options > Options from AQTime’s main menu. Then choose Profilers > Performance > Sampling Profiler from the tree on the left.In the Options dialog. To invoke it, select Tools > Options from Visual Studio’s main menu. Then choose AQTime > Profilers > Performance > Sampling Profiler from the tree on the left.In the Options dialog. To invoke it, select AQTime > Options from Embarcadero RAD Studio’s main menu. Then choose Profilers > Performance > Sampling Profiler from the tree on the left.

    You can also invoke this dialog by pressing Configure Current Profiler on the Standard toolbar when the profiler is selected.

The options are –

  • Data collection - Specifies how AQTime retrieves information from the call stack. The following values are available:

    • System API - AQTime traces the call stack data using the standard Windows API functions.

    • AQTime - AQTime goes through the call stack using its own means.

    These modes are similar, however, in some cases, AQTime collects data more accurately than the standard Windows functions.

  • Samples per second - Specifies a number of samples the profiler should generate per second. The default value is 300.

The Sampling profiler also includes an option that affects how profiler results are displayed. You can find it on the Profiler toolbar (by default, this toolbar is displayed at the top of the Report panel)(by default, this toolbar is displayed at the top of the Report panel). For information on the option, see Profiler Toolbar - Sampling Profiler Items.

See Also

Sampling Profiler
Profiler Toolbar - Sampling Profiler Items
Setting Profiler Options Before the Run

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