Rollback or Roll Forward? Rollback Plans, Kill Switches and Automated Rollback Criteria
There are four ways back: kill switch, artifact rollback, roll forward and limiting the impact; the choice depends on flags, the readiness of the previous artifact and schema compatibility. An atomic symlink switch, a Down migration that restores the column but not its 300,004 names, git revert of a merge commit, an automated trigger rolling back a 20%-failing version in 10 s (18 of 85 requests failed), a runbook template and measuring with DORA.
8 Nov 2026
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10 min
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6
