In the last couple days something has caused a lot of failures in the AU tests that kick off their own devserver instance for the test

https://stainless.corp.google.com/search?view=matrix&row=test&col=build&first_date=2018-12-16&last_date=2018-12-18&test=%5Eautoupdate%5C_P2P%7Cautoupdate_Interruptions%7Cautoupdate_ForcedOOBEUpdate&status=GOOD&status=WARN&status=FAIL&status=ERROR&status=ABORT&exclude_cts=true&exclude_not_run=false&exclude_non_release=true&exclude_au=true&exclude_acts=true&exclude_retried=true&exclude_non_production=false

The are kicked off with this class:
https://cs.corp.google.com/chromeos_public/src/third_party/autotest/files/server/cros/update_engine/omaha_devserver.py?q=omaha_devserver&sq=package:%5Echromeos_(internal%7Cpublic)$&dr

Not sure if there has been anything going on in the lab lately ?