A customer is facing poor performance on all synchronously replicated volumes every Thursday between 4 PM and 6 PM. All departments have checked their applications for any batch jobs; however, nothing was found. The I/O graphs do not show any anomaly and the replication links are not saturated.
What is the possible reason for this behavior?
A . Switches used for replication are restarting
B . QoS Bandwidth Limit is enabled in the QoS node
C . Data Progression is consuming all disk performance
D . Automatic report creation is impacting replication
Answer: B