Yep. I know my site didn't purchase upgrades until running at 100% all weekday long would slow down batch runs by 4X elapsed time compared to 90%.
On Wed, Jan 10, 2018 at 1:15 PM, Pommier, Rex <[email protected]> wrote: > Gil, > > I don't think this one is necessarily a quality issue. As widespread as the > problem is, it appears to me to be more of a huuuge oversight. That said, > you are correct in that we don't know what IBM plans to do, or for that > matter, even how much of an impact fixing this will be on performance of > z/OS. My concern is that since we (as well as probably many of the sites on > this board) are bumping against our cap and if we get hit by even a 10% > reduction in thruput from this, we're in danger of missing SLAs and other fun > TLAs. > > Rex > > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[email protected]] On > Behalf Of Paul Gilmartin > Sent: Wednesday, January 10, 2018 11:52 AM > To: [email protected] > Subject: Re: System z & Meltdown/Spectre > > On Wed, 10 Jan 2018 17:31:37 +0000, Pommier, Rex wrote: > >>And what does "a significant CPU hit" mean for those of us who's 4HRA is >>already at the top of our machine's capacity? That's where my concern is. >>Yeah, the money for increasing MSUs is gonna stink, but missing SLAs due to >>the box no longer being big enough is going to really bite. >> > There's a cynical suspicion that when a vendor sees defect repair as a profit > center > it provides a disincentive to quality. > > This might go a step beyond: "We did it wrong, so we'll raise the price to > make it right." > > In fairness, we don't know what IBM plans to do. > > -- gil > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN > > > The information contained in this message is confidential, protected from > disclosure and may be legally privileged. If the reader of this message is > not the intended recipient or an employee or agent responsible for delivering > this message to the intended recipient, you are hereby notified that any > disclosure, distribution, copying, or any action taken or action omitted in > reliance on it, is strictly prohibited and may be unlawful. If you have > received this communication in error, please notify us immediately by > replying to this message and destroy the material in its entirety, whether in > electronic or hard copy format. Thank you. > > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN -- Mike A Schwab, Springfield IL USA Where do Forest Rangers go to get away from it all? ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
