>Does this mean that if I measure the CPU usage of the SMF address space I will be able to approximate the CPU overhead?
No! Most of the overhead is in the sub-systems producing the records. CMF, DB2, NPM, SILO, RMF, JES2, & etc. SMF actually writing them is cheap. - -teD O-KAY! BLUE! JAYS! Let's PLAY! BALL! ---------------------------------------------------------------------- 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