{"record":{"id":"a7f1d4d46b7afe8c","repo":"microsoft/graphrag","slug":"max-delay-must-be-greater-than-1-for-exponential-b","errorCode":null,"errorMessage":"max_delay must be greater than 1 for Exponential Backoff retry.","messagePattern":"max_delay must be greater than 1 for Exponential Backoff retry\\.","errorType":"validation","errorClass":"ValueError","httpStatus":null,"severity":"error","filePath":"packages/graphrag-llm/graphrag_llm/config/retry_config.py","lineNumber":54,"sourceCode":"\n    max_delay: float | None = Field(\n        default=None,\n        description=\"The maximum delay in seconds between retries.\",\n    )\n\n    def _validate_exponential_backoff_config(self) -> None:\n        \"\"\"Validate Exponential Backoff retry configuration.\"\"\"\n        if self.max_retries is not None and self.max_retries <= 1:\n            msg = \"max_retries must be greater than 1 for Exponential Backoff retry.\"\n            raise ValueError(msg)\n\n        if self.base_delay is not None and self.base_delay <= 1.0:\n            msg = \"base_delay must be greater than 1.0 for Exponential Backoff retry.\"\n            raise ValueError(msg)\n\n        if self.max_delay is not None and self.max_delay <= 1:\n            msg = \"max_delay must be greater than 1 for Exponential Backoff retry.\"\n            raise ValueError(msg)\n\n    def _validate_immediate_config(self) -> None:\n        \"\"\"Validate Immediate retry configuration.\"\"\"\n        if self.max_retries is not None and self.max_retries <= 1:\n            msg = \"max_retries must be greater than 1 for Immediate retry.\"\n            raise ValueError(msg)\n\n    @model_validator(mode=\"after\")\n    def _validate_model(self):\n        \"\"\"Validate the retry configuration based on its type.\"\"\"\n        if self.type == RetryType.ExponentialBackoff:\n            self._validate_exponential_backoff_config()\n        elif self.type == RetryType.Immediate:\n            self._validate_immediate_config()\n        return self\n","sourceCodeStart":36,"sourceCodeEnd":70,"githubUrl":"https://github.com/microsoft/graphrag/blob/f40e9a26ce62ba0b3fef8837d24aafdcc6e6c704/packages/graphrag-llm/graphrag_llm/config/retry_config.py#L36-L70","documentation":"RetryConfig validation requires max_delay > 1 second for Exponential Backoff. A cap at or below 1 second defeats backoff, so such values are rejected.","triggerScenarios":"RetryConfig(type=RetryType.ExponentialBackoff, max_delay=1) or 0/negative in settings; also triggered when base_delay exceeds a too-small max_delay config.","commonSituations":"Setting a tight max_delay for tests; inheriting a config where max_delay was meant to be milliseconds (e.g. 500 meaning 500ms).","solutions":["Set max_delay to a value clearly above 1, e.g. 60 seconds","Ensure max_delay >= base_delay so the backoff curve is coherent"],"exampleFix":"# before\nRetryConfig(type=\"exponential_backoff\", base_delay=2.0, max_delay=1)\n# after\nRetryConfig(type=\"exponential_backoff\", base_delay=2.0, max_delay=60)","handlingStrategy":"validation","validationCode":"md = retry_cfg.get(\"max_delay\")\nif retry_cfg.get(\"type\") == \"exponential_backoff\" and md is not None and md <= 1:\n    raise ValueError(\"max_delay must be > 1 second\")","typeGuard":null,"tryCatchPattern":null,"preventionTips":["Keep max_delay >= base_delay always","Clarify units (seconds) in config comments to avoid ms/s confusion"],"tags":["retry","config-validation","exponential-backoff"],"backgroundTag":"invalid-config-value","analyzedSha":"f40e9a26ce62ba0b3fef8837d24aafdcc6e6c704","analyzedAt":"2026-08-27T11:16:29.677Z","schemaVersion":2},"datasetVersion":"2026-08-27T13:17:12.746Z"}