pm/FURPS/core/store_sync.md

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2025-06-05 17:09:33 +10:00
# Store Sync FURPS
## Functionality
1. Store nodes synchronize recent messages with each other.
2. Store node to store node synchronization happens on a periodic manner.
3. Store node to store node synchronization happens after re-connection is detected.
## Usability
1. Remote store peer selection is done automatically.
## Reliability
1. No message discrepancies at any time, for time windows of 5 minutes to 60 minutes ago.
## Performance
1. A sync of a 60 minutes time window happens under 60 seconds, assuming 15 msgs/second (total), 150KB message size and a maximum of 10% pre-existing message discrepancy (**Vac-DST**).
## Supportability
1. nwaku store service node