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Configuring the storage depth of imagesThe procedure of configuring the archive depth of images, vectors, and metadata of captured faces enables the is intended for automatic archive cleanup.  The The archive is cleared cleaned when one of the conditions that came earlier occurs (see below) occurs, whichever occurs first.

Archive cleanup by remaining free space on the disk

To clear clean the archive by the remaining free space on the disk, set the size of the required remaining required remaining free space on the disk in megabytes in the FaceDBFreeMB registry key. Once the specified value is reached, the old images, vectors, and metadata of captured faces will be deleted (see Registry keys reference guide, for details about working with the registry, see Working with Windows OS registry). By default, the size of the remaining free disk space is 1000 megabytes.

Archive cleanup by retention time

To clear clean the archive by the retention time, do the following:

1. Go to the settings panel of the Face recognition server object.
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2. In the Keep archive of recognized faces for (days) field, enter the time period (in days) within which the recognized face images, vectors and , and metadata should must be stored in the database (1). If 0 is specified. If you enter 0, then the archive will be cleared is cleaned every 3 minutes.

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   Once the specified retention time has expired, the FaceDB folders will be cleared are cleaned, and the corresponding metadata will be are removed from the database. The cleanup is performed on a loop every day at 00:00.

3. Click the Apply button to save the changes (2).

Archive cleanup by retention time is complete.