Reduce 1 cpu at a time. On Mon, Feb 3, 2025 at 4:05 AM Lennie Bradshaw <[email protected]> wrote:
> I think you should run with as many GPs and ziips as your underlying > hardware should support. > I have been unable to run with 2 GPs and 2 ziips on a machine that is a 2 > engine Core i7. > Lennie > > -----Original Message----- > From: IBM Mainframe Discussion List <[email protected]> On Behalf > Of Colin Paice > Sent: 03 February 2025 06:35 > To: [email protected] > Subject: Re: Use of ZIIPS > > Hi, > > When Zowe starts up, there are 5 or more JVMs all trying to start at the > same time. RMF reports waiting for CPU. > > Your idea of running with no ZIIPs is a good one, but my license is for 3 > CPUs + 2 free ZIIPS, so overall I think it is better to use the free ZIIPs > > Moving work out of discretionary solved the problem. > > Colin > > On Mon, 3 Feb 2025 at 05:21, Attila Fogarasi < > [email protected]> wrote: > > > The obvious explanation is that your zowe workload doesn't have more > > active threads than zIIPs most of the time. Note that not all of zowe > > is zIIP eligible, most of the CLI and APIML are zIIP eligible. Much > > of the CLI is single threaded per client and sounds like you have few > clients for zowe. > > As an aside, on zPDT its probably faster to run with no zIIP as the > > emulation gives no advantage to zIIP and just pollutes the x86 cache. > > > > On Wed, Jan 29, 2025 at 12:31 AM Colin Paice < > > [email protected]> wrote: > > > > > I am running Zowe on my zPDT system. > > > > > > The ZIIPS are running flat out ( with waits for ZIIPS) but the GCPs > > > are pretty idle. > > > > > > Ive IIPHONORPRIORITY=YES which says use GCP if shortage of ZIIP. > > > > > > Is there anything else I should be looking at? > > > > > > Colin > > > > > > -------------------------------------------------------------------- > > > -- 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 > > ---------------------------------------------------------------------- > 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
