disk_failure-itest flakiness over recent revisions

c8baa0cf1141c792a8535f564b48a2b9c3393d7b (Failed 0 / 8)

7c8d8079be030d5f26bcceca5af39b57d6afb0bc (Failed 0 / 80)

748ef105309d0a5423660ea100f33ec56fb5cc45 (Failed 0 / 20)

b08896a95a9e1d873d723e42688d15cadbb57675 (Failed 0 / 4)