Easiest method would be to manage the differences. 1) Do some analysis on the sizes of your data sets.
(note this information is slightly dated .. we implemented SMS 10 years ago) When we did the analysis, it was found that 80% of the data sets were 5 tracks or under. So, we created a small pool, medium pool and large pool. Worked very well and eliminated most of the need to run defrag. YMMV -Rob <snippage> This e-mail transmission contains information that is confidential and may be privileged. It is intended only for the addressee(s) named above. If you receive this e-mail in error, please do not read, copy or disseminate it in any manner. If you are not the intended recipient, any disclosure, copying, distribution or use of the contents of this information is prohibited. Please reply to the message immediately by informing the sender that the message was misdirected. After replying, please erase it from your computer system. Your assistance in correcting this error is appreciated. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html