Thx Ted. How does that information change my answer?
> -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On > Behalf Of Ted MacNEIL > Sent: Wednesday, November 05, 2008 2:44 AM > To: [email protected] > Subject: Re: [IBM-MAIN] Performance Question - Dynamic PAV > > >I agree with the IBM presenter. Cache will not make a difference > unless something changes the hit ratio. You really need one of the > three varieties of PAV if you are going to fold volumes at this ratio > in an unplanned > manner. > > Ron, the point is not whether you need PAV or not. > The IBM'r stated that you needed HYPERPAV. > There is a difference (cost for one thing). > > Extract from original post: > > >> we have a customer panicking because an IBM presenter 'suggested' > that you > >> should not use Mod-27 devices for critical data UNLESS you have > hyper PAV > ------ > > >> installed as you are likely to see problems with IOSQ times. Not > sure about > >> the validity of the comments so I thought I would seek out opinions > on the list. > - > Too busy driving to stop for gas! > > ---------------------------------------------------------------------- > 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 ---------------------------------------------------------------------- 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
