Artifacts upload became slower

Summary

Since few hours the artifacts upload seems to be slower. With huge artifacts, it now returns errors, while with smaller ones before it was taking ~ 3 secs to upload 3MB while now it takes x 10 times more.

Steps to reproduce

Upload artifacts from a pipeline.

Relevant logs and/or screenshots

With big artifacts, which were working perfectly till this morning, now it returns different kinds of error:

WARNING: Uploading artifacts as "archive" to coordinator... failed  id=1584737616 responseStatus=520 Origin Error status=520 token=...
WARNING: Uploading artifacts as "archive" to coordinator... failed  id=1584730261 responseStatus=502 Bad Gateway status=502 token=...
WARNING: Uploading artifacts as "archive" to coordinator... failed  id=1584730261 responseStatus=524 Origin Time-out status=524 token=...

Output of checks

This bug happens on GitLab.com