3654
MySQLWARNINGNotableReplicationHIGH confidence
Replica channel partially resumed after error
Production Risk
High — Partial replication means data may not be fully synchronized; replica lag or missing transactions possible.
How to reproduce
trigger — this will error
trigger — this will error
START REPLICA FOR CHANNEL 'channel1';
expected output
Warning 3654: Replication channel 'channel1' was only partially resumed.
Fix
Check replica status
Check replica status
SHOW REPLICA STATUS FOR CHANNEL 'channel1'\G
Why this works
Reveals the specific error and thread state for each channel.
What not to do
✕
Version notes
Sources
Official documentation ↗
MySQL 8.0 — 3654 ER_REPLICA_PARTIALLY_RESUMED
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