> For the complete documentation index, see [llms.txt](https://docs.ess-dive.lbl.gov/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ess-dive.lbl.gov/programmatic-tools/large-data-support/faqs.md).

# FAQs

### How ESS-DIVE defines large data

A dataset that meets any of the following criteria is considered large data by ESS-DIVE:

* Contains one or more files greater than 500GB
* Contains more than 100 individual files outside of zipped hierarchy

### What is a Globus "collection"?

Globus “collections” are discoverable access points that allow data to be transferred to and from them; essentially these “collections” are shareable folders in Globus. 

### What is Globus Connect Personal?

Globus connect personal is a desktop application that is necessary to upload data from your desktop to Globus. When using Globus Connect Personal, it creates a collection (or folder) for the files on your desktop which allows Globus to access the files on your computer and enable high-performance transfers.