Huh? I fail to see how your post relates. Future real storage requirements has nothing to do with this. No paging (fixed) is better than paging - no matter how little and how fast it is. Period.
Mark -- Mark Zelden - Zelden Consulting Services - z/OS, OS/390 and MVS mailto:[email protected] Mark's MVS Utilities: http://www.mzelden.com/mvsutil.html Systems Programming expert at http://expertanswercenter.techtarget.com/ On Thu, 2 May 2013 10:56:46 -0400, Thomas H Puddicombe <[email protected]> wrote: >Unless Parkinson's Law has been repealed, demand for any "finite" resource >(such as central storage) will continue to outstrip supply. Also, the Law >of Unintended Consequences seems also to be in full force and effect. > > > >Vacation Notice: None > >Tom Puddicombe >Mainframe Performance & Capacity Planning >CSC > >31 Brookdale Rd, Meriden, CT 06450 >ITIS | (860) 428-3252 | [email protected] | www.csc.com > >This is a PRIVATE message. If you are not the intended recipient, please >delete without copying and kindly advise us by e-mail of the mistake in >delivery. >NOTE: Regardless of content, this e-mail shall not operate to bind CSC to >any order or other contract unless pursuant to explicit written agreement >or government initiative expressly permitting the use of e-mail for such >purpose. > > > >From: Mark Zelden <[email protected]> >To: [email protected] >Date: 05/02/2013 10:47 AM >Subject: Re: Performance gains with LFAREA ? >Sent by: IBM Mainframe Discussion List <[email protected]> > > > >On Thu, 2 May 2013 10:30:09 -0400, Thomas H Puddicombe <[email protected]> >wrote: > >>I suspect that any real performance gains will happen with the EC12 >>processor equipped with flash memory as a paging device. >> >>Vacation Notice: None >> >>Tom Puddicombe >>Mainframe Performance & Capacity Planning >>CSC > >The zEC12 allows large pages to be paged to flash. While that may lessen >the need for the total amount of real storage, how can it be better >performing >than fixed 1M pages that are the only option for large pages prior to the >zEC12 with flash? > >Mark >-- >Mark Zelden - Zelden Consulting Services - z/OS, OS/390 and MVS >mailto:[email protected] >Mark's MVS Utilities: http://www.mzelden.com/mvsutil.html >Systems Programming expert at http://expertanswercenter.techtarget.com/ > >---------------------------------------------------------------------- >For IBM-MAIN subscribe / signoff / archive access instructions, >send email to [email protected] with the message: INFO IBM-MAIN > > >---------------------------------------------------------------------- >For IBM-MAIN subscribe / signoff / archive access instructions, >send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
