Remove replication gap between the master pod and the slave pod.

# Remove replication gap between the master pod and the slave pod. [AKU][2024/04/19 19:21:09.057372][139922191153408] [INFO][akuRunStart:891][-][-] Flush replications. [AKU][2024/04/19 19:21:09.086363][139922191153408] [INFO][akuRunStart:896][-][-] Replication flush has ended.