Hi,
Can you check the below information:
1: What is the performance related details during other days and on Wednesdays, during the business hours.
get perf cpu all det
get perf session detail
get memory
get memory chunk
get session info
any monitoring tool to check the port utilization.
2: Compare the get event of issue time and of normal time.
3: Any different sort of traffic, network analyzing, port scan being used during he issue time?
Thanks,
Vikas