hi all， During online，one our dwdm link suspend 50ms，and the switch port offline and then online within 1 second，we found os issued IOS080i i/o exceed timeout value alert，our MIH set IOTDASD=00:07，most our cics trans timeout and some db2 logcopy hang，how come just 1 second interrupted and casued all trans timeout？any parameter can turning？any shop hit the same problem ？many thanks
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