In ArcGIS Online, the status dashboard for credits shows combined size in item details summary for feature and feature attachments.

Last Published: July 30, 2021

ArcGIS Online

Bug ID Number	BUG-000141394
Submitted	July 13, 2021
Last Modified	March 18, 2025
Applies to	ArcGIS Online
Version found	9.2
Operating System	N/A
Operating System Version	N/A
Status	In Review

Workaround

Create an item report. This provides more details and separates the feature and file storage into different columns. Refer to this documentation https://doc.arcgis.com/en/arcgis-online/administer/view-status.htm#ESRI_SECTION1_E100CF080D2E49CDBE44B7369878824D for more information.