Toni Cecil wrote: >IBM DASD DS8xxx.
Are they in one or more StorageGroups? To help you answer Lizette's comment: >> If you have hot spots inside the array, you need to know that as well as >> when z/OS seems to think there are performance concerns. Do you want only review DASD response times (time to fully complete an I/O request)? Or do you also want to review, cache performance+hits/miss, Channel path performance, Connect %, Disconnect %, Delays, etc.? Groete / Greetings Elardus Engelbrecht ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
