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        "title": "Review dependency expansion when an ARM deployment job exceeds size limits",
        "summary": "Look beyond source-file length to expanded resources and all-to-all dependency relationships.",
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        "potentially_affected": "Bicep and ARM template deployments reporting job-size-exceeded errors.",
        "dse_recommendation": "Inspect expanded dependency relationships before dividing a failing deployment into more files.",
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            "name": "Job size exceeded error - Azure Resource Manager | Microsoft Learn",
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        "content_html": "<h2>Source facts</h2>\n<p>Microsoft explains that making every resource in one loop depend on every resource in another can create quadratic dependency data. If each resource depends only on its corresponding partner, that dependency data grows linearly instead.</p>\n<p>The documented size checks apply after loop expansion and resolution of variables and parameters, with compression considered. The editable template&#8217;s apparent length is therefore not the whole deployment-size question. <a href=\"https://learn.microsoft.com/en-us/azure/azure-resource-manager/troubleshooting/error-job-size-exceeded\" target=\"_blank\" rel=\"noopener noreferrer\">Microsoft Learn</a>.</p>\n<h2>Applicability</h2>\n<p>Use this review for JobSizeExceededException or DeploymentJobSizeExceededException, and preserve the exact failing template, parameters, and error. Identify whether broad dependencies reflect a real ordering requirement or an unnecessarily large relationship.</p>\n<h2>DSE recommendation</h2>\n<p>DSE recommends mapping each loop&#8217;s required predecessors before restructuring the deployment. Replace all-to-all dependencies only when the intended operation truly needs counterpart ordering. Ask the template owner to review any removed dependency, then consider logical modules or linked templates if the remaining deployment still requires separation. Keep correctness ahead of reducing file size.</p>\n<h2>Verification</h2>\n<p>Create a representative test with the same dependency pattern and compare the revised deployment behavior with the original requirement. Confirm resources are created in a valid order and that the size error is resolved. Retain the expanded design, test parameters, and result; do not accept a smaller source file as proof that the deployment job is smaller or correct.</p>\n<h2>Official references</h2>\n<p><a href=\"https://learn.microsoft.com/en-us/azure/azure-resource-manager/troubleshooting/error-job-size-exceeded\" target=\"_blank\" rel=\"noopener noreferrer\">Microsoft Learn: Job size exceeded error</a>. Source retrieved September 9, 2026.</p>",
        "content_text": "Source facts\nMicrosoft explains that making every resource in one loop depend on every resource in another can create quadratic dependency data. If each resource depends only on its corresponding partner, that dependency data grows linearly instead.\nThe documented size checks apply after loop expansion and resolution of variables and parameters, with compression considered. The editable template’s apparent length is therefore not the whole deployment-size question. Microsoft Learn.\nApplicability\nUse this review for JobSizeExceededException or DeploymentJobSizeExceededException, and preserve the exact failing template, parameters, and error. Identify whether broad dependencies reflect a real ordering requirement or an unnecessarily large relationship.\nDSE recommendation\nDSE recommends mapping each loop’s required predecessors before restructuring the deployment. Replace all-to-all dependencies only when the intended operation truly needs counterpart ordering. Ask the template owner to review any removed dependency, then consider logical modules or linked templates if the remaining deployment still requires separation. Keep correctness ahead of reducing file size.\nVerification\nCreate a representative test with the same dependency pattern and compare the revised deployment behavior with the original requirement. Confirm resources are created in a valid order and that the size error is resolved. Retain the expanded design, test parameters, and result; do not accept a smaller source file as proof that the deployment job is smaller or correct.\nOfficial references\nMicrosoft Learn: Job size exceeded error. Source retrieved September 9, 2026.",
        "content_markdown": "## Source facts\n\nMicrosoft explains that making every resource in one loop depend on every resource in another can create quadratic dependency data. If each resource depends only on its corresponding partner, that dependency data grows linearly instead.\n\nThe documented size checks apply after loop expansion and resolution of variables and parameters, with compression considered. The editable template’s apparent length is therefore not the whole deployment-size question. [Microsoft Learn](https://learn.microsoft.com/en-us/azure/azure-resource-manager/troubleshooting/error-job-size-exceeded).\n\n## Applicability\n\nUse this review for JobSizeExceededException or DeploymentJobSizeExceededException, and preserve the exact failing template, parameters, and error. Identify whether broad dependencies reflect a real ordering requirement or an unnecessarily large relationship.\n\n## DSE recommendation\n\nDSE recommends mapping each loop’s required predecessors before restructuring the deployment. Replace all-to-all dependencies only when the intended operation truly needs counterpart ordering. Ask the template owner to review any removed dependency, then consider logical modules or linked templates if the remaining deployment still requires separation. Keep correctness ahead of reducing file size.\n\n## Verification\n\nCreate a representative test with the same dependency pattern and compare the revised deployment behavior with the original requirement. Confirm resources are created in a valid order and that the size error is resolved. Retain the expanded design, test parameters, and result; do not accept a smaller source file as proof that the deployment job is smaller or correct.\n\n## Official references\n\n[Microsoft Learn: Job size exceeded error](https://learn.microsoft.com/en-us/azure/azure-resource-manager/troubleshooting/error-job-size-exceeded). Source retrieved September 9, 2026."
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