I do know it is an option for us. We have a TSM 4.2.2 on an Server MVS/OS390. We have our set at
TAPEiobufs 9. This was recommended to us by an Amdahl consultant we had in to look at our CPU usage. Shannon Bach Madison Gas & Electric Co. Operations Analyst - Data Center Services Office 608-252-7260 Fax 608-252-7098 e-mail [EMAIL PROTECTED]