(In reply to Sebastian Hengst [:aryx] (needinfo on intermittent or backout) from comment #0) > The Test-Verify tasks which run modified or added tests several times are set as tier-2 which don't have a backout as consequence if they fail. They run as tier-2 because they frequently fail after earlier changes to non-test files on which the test relies (e.g. frontend, storage systems). The also frequently fail because as soon as one failure slips through, TV will forever be orange anytime that test is modified.
Bug 1708763 Comment 2 Edit History
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(In reply to Sebastian Hengst [:aryx] (needinfo on intermittent or backout) from comment #0) > The Test-Verify tasks which run modified or added tests several times are set as tier-2 which don't have a backout as consequence if they fail. They run as tier-2 because they frequently fail after earlier changes to non-test files on which the test relies (e.g. frontend, storage systems). They also frequently fail because as soon as one failure slips through, TV will forever be orange anytime that test is modified.