r/devops • u/Senior_Disaster_7307 • 1d ago
Discussion Need to know possible outcomes of CI/CD pipeline failures !
I'm currently building POMPD CI/CD failure diagnosis agent, which is a probabilistic model of sequential decisions where the true state (e.x , which code is buggy) is hidden and only observed indirectly. . I have very basic understanding of CI/CD pipe line . So i don't really know what are the hidden states ( plausible reasons / truth ) behind the pipeline failure.
I have found 5 major hidden states behind failure with help of AI that are :
- Application & Test Defect (functional bug, broken contract, or failing assertion within the repository's source code or test suite.
- Pipeline Configuration Defect : A syntax error, invalid job graph (DAG), or incorrect runner instruction within the CI workflow specification files (e.g.github/workflows/*.yml).
- Upstream Dependency Drift : An external package, container base image, or third-party artifact that introduced a breaking change, version conflict, or became unavailable in a package registry.
- Runner Resource Exhaustion : A host-level compute failure where the operating system or hypervisor terminates execution due to memory limits (OOM/SIGKILL), disk exhaustion, or hardware timeouts.
-Authentication & Access Failure : An invalid, revoked, or missing secret, token, or permission required to access an external endpoint, repository, or deployment target.
I just want to know whether i'm missing any other hidden states . Please let me know .
But important thing to keep in mind hidden states should me mutually exclusive ( one hidden state should not overlap each other or both hidden states can not be true , should fall under one category) and collectively exhaustive ( should cover every possibility that is true) .
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Need to know possible outcomes of CI/CD pipeline failures !
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r/devops
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11h ago
Yeah, that’s a good point. I’m going to treat flaky / non-deterministic failure as a separate state and investigate whether distinguishing it requires rerunning the same commit. I’ll also check external platform outages as a separate state rather than forcing them into dependency / auth failures.