Profile Store Synchronization via Dynamic Catch-Up Service
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Solution Overview
Problem
Real-time synchronization of data between profile stores and sources of truth is disrupted due to faulty configurations, network outages, manual modifications, software bugs, or bulk data extractions, leading to synchronization issues that need to be detected and corrected.
Innovation Solution
A catch-up service that uses separate network connections to obtain and compare attributes from both the profile store and the source of truth, correcting mismatches and varying the comparison rate based on execution conditions like load and service-level agreements to ensure data accuracy and availability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If real-time synchronization is implemented between profile store and source of truth, then data accuracy is improved, but system reliability deteriorates due to disruptions from network outages, faulty configurations, and manual modifications
Solution Approach 1:
The system performs preliminary actions by maintaining a buffer of pending synchronization operations and executing them in order. Before attempting synchronization, the system checks for conflicts and prepares correction operations in advance, preventing synchronization failures caused by concurrent modifications.
Solution Approach 2:
The system implements feedback loops where synchronization operations report their success or failure, triggering retry mechanisms or conflict resolution procedures. When synchronization fails due to network outages or conflicts, the system detects the failure and initiates corrective actions to restore data accuracy.
2Loss of time
If frequent synchronization checks are performed, then synchronization issues are detected faster, but load on the source of truth increases
Solution Approach 1:
The system dynamically adjusts the synchronization interval based on detected conditions. When conflicts or changes are detected, the system increases the frequency of synchronization checks. When the system is stable, it reduces check frequency to minimize load on the source of truth while still maintaining timely detection of issues.
Solution Approach 2:
The system changes operational parameters such as synchronization interval and batch size based on system conditions. During periods of high load or stability, larger intervals and batch sizes are used to reduce overhead. When conflicts are detected, the system switches to more frequent, smaller-batch synchronization to quickly resolve issues.
3Adaptability or versatility
If separate network connections are used for profile store and source of truth, then synchronization independence is improved, but device complexity increases
Solution Approach 1:
The system implements a universal connection management layer that handles multiple network connections through a single interface. This abstraction layer provides unified error handling, retry logic, and conflict detection across all connections, reducing the operational complexity despite having multiple physical connections.
Solution Approach 2:
The system introduces an intermediary synchronization service that manages communications between the profile store and source of truth. This mediator handles connection establishment, data formatting, conflict detection, and error recovery, isolating the complexity from the core synchronization logic and providing independent connection management.
4Measurement precision
If synchronization corrections are applied immediately, then data accuracy is maintained, but interference with other services increases
Solution Approach 1:
The system applies synchronization corrections periodically in controlled batches rather than immediately upon detecting each conflict. This periodic application reduces the instantaneous load and interference with other services while maintaining data accuracy through systematic correction of accumulated changes.
Solution Approach 2:
The system performs preliminary validation and preparation of correction operations before applying them to the profile store. By pre-processing corrections and checking for potential conflicts, the system minimizes the actual intervention time and reduces interference with concurrent service operations while ensuring data accuracy.
Data Source
AI summary
The disclosed embodiments provide a system that manages synchronization between a profile store and a source of truth that is used to update the profile store via a real-time link. During operation, the system obtains a first set of attributes from a profile for an entity in the profile store. Next, the system obtains a second set of attributes for the entity from the source of truth. The system then compares the first and second sets of attributes to detect and correct mismatches between the first and second sets of attributes, wherein the corrected mismatches improve subsequent use of the profile in the profile store by the set of remote offerings. Finally, the system varies a rate of comparing the first and second sets of attributes for the mismatches based on one or more execution conditions associated with the source of truth.


