With the use of a little bit of statistical analysis, I target 35% utilization of CSA, ECSA, SQA, ESQA.
-----Original Message----- From: IBM Mainframe Discussion List <IBM-MAIN@LISTSERV.UA.EDU> On Behalf Of Mark Jacobs - Listserv Sent: Monday, November 12, 2018 2:22 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: ECSA tuning clarification As with most things the answer is "it depends." There is no one size fits all answer. Depends on your workload and the ECSA requirements as well as the need for above the line private region. My standard was 250MB ECSA on each system, with a target of about 50-60 percent used, to allow for unexpected spikes. YMMV. Mark Jacobs Peter wrote on 11/12/18 1:18 PM: I meant the size On Mon 12 Nov, 2018, 10:08 PM Mark Jacobs - Listserv < mark.jac...@custserv.com<mailto:mark.jac...@custserv.com> wrote: By tuning, do you mean size of, or something else? Peter wrote on 11/12/18 12:43 PM: Hi This is just general question and ignorant about this area. So wanted to get some suggestions and pointers about ECSA running. What are the factors that decides the tunning of ECSA value for zOS ? Please share your opinion and suggestions so that I can note down the points and research it more in detail. Peter ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu<mailto:lists...@listserv.ua.edu><mailto:lists...@listserv.ua.edu><mailto:lists...@listserv.ua.edu> with the message: INFO IBM-MAIN Please be alert for any emails that may ask you for login information or directs you to login via a link. If you believe this message is a phish or aren't sure whether this message is trustworthy, please send the original message as an attachment to 'phish...@meredith.com<mailto:phish...@meredith.com><mailto: phish...@meredith.com><mailto:phish...@meredith.com>'. -- Mark Jacobs Time Customer Service Global Technology Services The standard you walk past is the standard you accept. Lt. Gen. David Morrison This electronic message, including any attachments, may contain proprietary, confidential or privileged information for the sole use of the intended recipient(s). You are hereby notified that any unauthorized disclosure, copying, distribution, or use of this message is prohibited. If you have received this message in error, please immediately notify the sender by reply e-mail and delete it. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu<mailto:lists...@listserv.ua.edu> with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu<mailto:lists...@listserv.ua.edu> with the message: INFO IBM-MAIN Please be alert for any emails that may ask you for login information or directs you to login via a link. If you believe this message is a phish or aren't sure whether this message is trustworthy, please send the original message as an attachment to 'phish...@meredith.com<mailto:phish...@meredith.com>'. -- Mark Jacobs Time Customer Service Global Technology Services The standard you walk past is the standard you accept. Lt. Gen. David Morrison This electronic message, including any attachments, may contain proprietary, confidential or privileged information for the sole use of the intended recipient(s). You are hereby notified that any unauthorized disclosure, copying, distribution, or use of this message is prohibited. If you have received this message in error, please immediately notify the sender by reply e-mail and delete it. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN ::DISCLAIMER:: -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- The contents of this e-mail and any attachment(s) are confidential and intended for the named recipient(s) only. E-mail transmission is not guaranteed to be secure or error-free as information could be intercepted, corrupted, lost, destroyed, arrive late or incomplete, or may contain viruses in transmission. The e mail and its contents (with or without referred errors) shall therefore not attach any liability on the originator or HCL or its affiliates. Views or opinions, if any, presented in this email are solely those of the author and may not necessarily reflect the views or opinions of HCL or its affiliates. Any form of reproduction, dissemination, copying, disclosure, modification, distribution and / or publication of this message without the prior written consent of authorized representative of HCL is strictly prohibited. If you have received this email in error please delete it and notify the sender immediately. Before opening any email and/or attachments, please check them for viruses and other defects. -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
