Ever since the advent of the 2880, there has been significant overlap even on a single channel. I don't find 950K/s to be at all surprising.
-- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 ________________________________________ From: IBM Mainframe Discussion List [[email protected]] on behalf of Clark F. Morris [[email protected]] Sent: Wednesday, December 8, 2021 10:18 PM To: [email protected] Subject: 950K IO max on Z15 LPAR was Re: AWS is down. On Thu, 9 Dec 2021 02:21:28 +0000, Seymour J Metz <[email protected]> wrote: >Going from 5 milliseconds to one tenth of that is certainly quite significant, >and I have no doubt that one day we will get to the performance that BJ >claimed, but we're not there yet. When it is claimed a Z15 LPA maxes out at 950K I-Os, how many concurrent I-Os over how many paths are involved? Clark Morris ---------------------------------------------------------------------- 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
