I’ve a feeling you’re being sarca(u)stic 😊 about the fetch rate but in case you’re not…
… What would this module be doing in (I presume E)LPA? Cheers, Martin From: IBM Mainframe Discussion List <[email protected]> on behalf of Steve Beaver <[email protected]> Date: Monday, 2 December 2024 at 17:23 To: [email protected] <[email protected]> Subject: [EXTERNAL] Re: MLPA and NOPROT Years ago our major use of MLPA was to load the NOMAD2 executable. The NOMAD2 executable was 4 cylinders and was used 500 times a day at a minimum Sent from my iPhone No one said I could type with one thumb > On Dec 2, 2024, at 11:18, Jim Mulder <[email protected]> wrote: > > MLPA and dynamic LPA storage is always key 0. Specifying NOPROT turns off > DAT protection. > > The system does not prevent you from putting non reentrant modules in MLPA > or dynamic LPA, but they won't work very well. > > Jim Mulder > > -----Original Message----- > From: IBM Mainframe Discussion List <[email protected]> On Behalf Of > Mario Bezzi > Sent: Monday, December 2, 2024 10:59 AM > To: [email protected] > Subject: MLPA and NOPROT > > Reading the manuals I understand that by using the NOPROT option, MLPA > modules get loaded into non write protected storage. I was trying this and > while I *think* I properly specified it in IEASYSxx, MLPA modules still get > loaded in write protected storage. Is there a way to verify that that option > is active? Is there a way using IPCS to see the subpool / storage key for > MLPA memory? > > I also played with the SETPROG LPA ADD command and also in this case modules > are loaded in write protected memory (SP241 Key 0). Is there a NOPROT like > option for dynamic LPA? > > Finally I was under the impression that one can only put reentrant modules in > [any kind of] LPA, but in my experience both MLPA and dynamic LPA accept non > reentrant modules. > > Reason I am doing this is to learn about system integrity exposures to avoid > them. > > Thanks! > mario > > ---------------------------------------------------------------------- > 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 Unless otherwise stated above: IBM United Kingdom Limited Registered in England and Wales with number 741598 Registered office: Building C, IBM Hursley Office, Hursley Park Road, Winchester, Hampshire SO21 2JN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
