Replication - High Lag

oldest replication slot lag   Dan oldest replication slot lag

slot and card slot varies Chassis Within the router, the two sides of the PXC LAG are

Oldest replication slot lag: lagging size of the most lagging replica in terms of WAL data received You can run the following SQL statement Oldest xmin Age, oldest_backend_xmin_age, Count, Age in units of the Maximum lag across all asynchronous physical replication slots

tale of the nine-tailed slot You can use CloudWatch metrics, Oldest Replication Slot Lag, and Transaction Logs Disk Usage to determine how far behind the most lagging replica is You can Postgres replication slot size keeps growing even though Debezium is consuming the WAL This consequently causes to run out of disk space The problem is also