What Data for This Category Looks Like
This solution targets financial, insurance, and wealth management scenarios. Core data comes from registration information of each business sub-app, traffic forwarding rules configured by operations and maintenance, and application health status report content. Data updates synchronize in real time when configuration changes occur. Health status reports trigger on demand. Data documents use structured JSON format, including application identifier collections, traffic allocation rules, matching condition fields, and health check parameter fields.
app_identifiersis a string arraytraffic_allocationis a positive integer sequencematch_conditionis a regular expression stringhealth_check_intervalis a positive integer, measured in seconds
What Constraints These Characteristics Impose on Deployment and Upgrade
Multi-app routing data depends on sub-app registration identifiers and health status. Complete access registration for all associated sub-apps must be completed during deployment. Valid forwarding rules cannot be generated otherwise. JSON data format requires strict syntax validation. If format compatibility issues exist with legacy configurations during upgrade, export configuration backups and complete format conversion in advance. Real-time synchronized traffic rules require deployment nodes to support low-latency configuration synchronization. Do not interrupt the configuration synchronization link during upgrade. Health check parameter configuration relies on cluster network access policies. Synchronously update node port allowlists and access permission configurations during upgrade to ensure normal health report links.
How to Set Configuration Values
| Configuration Item | Recommended Value | Rationale |
|---|---|---|
ROUTE_SYNC_INTERVAL | 10–30 seconds | Balances real-time traffic synchronization and cluster communication load. Too short increases inter-node communication overhead. Too long causes delayed traffic allocation |
HEALTH_CHECK_TIMEOUT | 5–10 seconds | Adapts to typical response times of multiple applications, prevents misclassifying normally running sub-apps as abnormal |
MAX_ROUTE_RULES | 50 rules | Limits total routing rules per instance, prevents performance fluctuations caused by configuration overload |
ROUTE_FAILOVER_SWITCH | Enabled | Automatically switches traffic to standby applications when sub-app health status is abnormal, ensures business continuity |
CONFIG_BACKUP_PATH | /opt/fastgpt/backup/route | Specifies configuration backup path for private deployments, enables quick recovery of original configurations during upgrades |
The parameter values provided on this page are common starting points for configuration setup. Actual values are affected by material form, data volume and business rules. Specific issues require individual analysis. It is recommended to test on your own samples before finalizing values.
Three Common Misconfigurations
- Symptom: After upgrade, accessing knowledge base file details associated with multi-app routing displays "Invalid dataset file key" error. Cause: Failed to synchronously update dataset configuration keys associated with multi-app routing during upgrade, causing key verification failure.
- Symptom: When deploying multi-app routing components in a sandbox environment, startup fails with a node version incompatibility prompt. Cause: Did not upgrade the Node.js version inside the sandbox image to 20.20.0. The component relies on built-in APIs from this version.
- Symptom: In v4.11.0, configuring large model forwarding rules associated with multi-app routing returns a 404 status code with no response body. Cause: This version does not include routing forwarding adaptation logic for the corresponding model, causing requests to fail to forward correctly to model service nodes.
How to Verify Successful Configuration
- Run the built-in configuration verification tool to confirm all multi-app routing configuration items have correct formatting and associated sub-app identifiers are valid.
- Send a test request that matches a routing rule, confirm the request is correctly forwarded to the target sub-app and returns expected results.
- Check cluster node logs to confirm no abnormal errors exist in routing synchronization and health check tasks.
- Cross-check the storage path and content of configuration backup files, confirm original pre-upgrade configurations have been fully exported.
Question material comes from public community discussions. Configuration values are common starting points and should be measured against your own samples. Verified on 2026-09-14.