One of our programmers reviewed the log and said it seems that multiple people seem to be running reports or even same report as per log. If these are 'heavy' reports or customised then this is likely the cause.
This is not the issue of upgrade SERP. But serverip.dat in this case contains the value: 192.168.88.12:1301, so this is local IP of the server with SERP.
Anyway I don't understand what do you me...