PLPA pages ar paged out once, during CLPA. After that, pages can be stolen but are not written back; any modifications are lost. It's documented in Initialization and Tuna.
-- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 ________________________________________ From: IBM Mainframe Discussion List <IBM-MAIN@LISTSERV.UA.EDU> on behalf of Pommier, Rex <rpomm...@sfgmembers.com> Sent: Monday, September 21, 2020 8:56 AM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Searching MLPA module <quote> Unlike PLPA, it is subject to page out. </quote> Are you saying that PLPA pages are fixed and can't be paged out? Isn't that what the first P in PLPA means - pageable? The FLPA modules are page fixed and not subject to page-outs. Rex -----Original Message----- From: IBM Mainframe Discussion List <IBM-MAIN@LISTSERV.UA.EDU> On Behalf Of Seymour J Metz Sent: Friday, September 18, 2020 1:42 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: [External] Re: Searching MLPA module The MLPA is key zero and it's bad form to put nonrefreshable code there, but it is not always read only. Unlike PLPA, it is subject to page out. -- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 ________________________________________ From: IBM Mainframe Discussion List <IBM-MAIN@LISTSERV.UA.EDU> on behalf of Joe Monk <joemon...@gmail.com> Sent: Friday, September 18, 2020 12:55 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Searching MLPA module Thats incorrect. MLPA is read only. Joe On Fri, Sep 18, 2020 at 9:42 AM Itschak Mugzach < 00000305158ad67d-dmarc-requ...@listserv.ua.edu> wrote: > MLPA is in CSA and is modifiable while lpa is read only. > > בתאריך יום ו׳, 18 בספט׳ 2020, 17:17, מאת Peter <dbajava...@gmail.com>: > > > Apology for being ingorant .. if LPA and MLPA are same then why are > > they being placed in a different parmlibs ? Aren't any difference > > between MLPA and LPA ? > > > > On Fri, 18 Sep, 2020, 5:56 pm Peter, <dbajava...@gmail.com> wrote: > > > > > We have a MLPA module from adabas which got loaded But we aren't > > > able > to > > > trace from which dataset it was loaded. > > > > > > Is there a way to know the dataset name from which or where it is > saved ? > > > > > > On Fri, 18 Sep, 2020, 4:16 pm Itschak Mugzach, < > > > 00000305158ad67d-dmarc-requ...@listserv.ua.edu> wrote: > > > > > >> Peter, > > >> > > >> There are some 3rd party products that load modules to modified > > >> LPA > (CSA > > >> or > > >> ECSA) as they start. They do it dynamically so if they don't > > >> start, > you > > >> save the storage. > > >> > > >> ITschak > > >> > > >> *| **Itschak Mugzach | Director | SecuriTeam Software **|** > > >> IronSphere > > >> Platform* *|* *Information Security Continuous Monitoring for > > >> Z/OS, > > zLinux > > >> and IBM I **| * > > >> > > >> *|* *Email**: i_mugz...@securiteam.co.il **|* *Mob**: +972 522 > > >> 986404 > > >> **|* > > >> *Skype**: ItschakMugzach **|* *Web**: > > >> http://secure-web.cisco.com/1uYnAuN5Ol9abEOzh6GC-P1tZbk86urrVNMwV > > >> jYQIOlgTTKT4QSFQUFWraW13edzSO87wcJpA_vlV83vjhQ6pNhwF_TPNNPinlw5-2 > > >> OILY5iiPF6DCNEZf4V-snl77CC0ryDjJKX1IXqCSzVhmJyKDOHkeEPJVg5n3quERi > > >> 5iKXNa8lPNRGG-nmnINU7l5ZqjQng3vMroYdM7NK9E6v8PUHuVZI_x-Os9BGacDvz > > >> UahCMk5zMagXS8ROJaZQrz6y5-pGJViFEhcRs27I7fmMZLvNqMg6NpG-7hBpElMxK > > >> W6HcMnUxUawEKd8vBATe_5Yk6i8ofPMrlUQJgXqbkyA_tdm5NN2iHk0LTeqaqQLvN > > >> DvmGIHfZWuID3FID6Syv2zm4lihXQEkcf_AZEnOmVCu2hkzgEziOHKxVOokp5hlF5 > > >> Gs2Y3jvSeTxRhvRxd67TM9/http%3A%2F%2Fhttp://secure-web.cisco.com/1Q_H_LyiBW4gEPmNKcu9ganOWR7WdK0_6qrxOzQaSAsHfUlEcvl-GlLnZN5BwDQI6uQLB-cLnQ5DjgNdTAci5de-ni18Q8tNJVGXFqu6E91PqFfJGJZrvGan1fdzhBKKn7Xc1tsfyJ8uI0WjQS-C-eYiFQT04WYYQCsXDNoxWD7Sv_LWrJlEsH36y3Dx5SxeWjn3c_4QlUaBiNxMS_IOv2TqM3oD_k3fsxIApqXo6aDt-gD2Pbj_E-2vXZ3mxcvRZaSFBdESC0XmZVADsA59cndvN6F5O2V9rYwUcvTJeNfvryv3tBI61zyL5JTIQfSIRHJOWU3jhfLtFHPQIRFzGCXtzODXvWazsj7AKhI-hZku0BwvgJuj7_Nq7jLacy_QON5xYCjtrQDvB43DrM65QABEwnXx4QA1QxBh53q27apvSNRnNXDPFDez87FTz-sXz/http%3A%2F%2Fwww.Securiteam.co.il > > >> **|* > > >> > > >> > > >> > > >> > > >> > > >> On Fri, Sep 18, 2020 at 3:06 PM Peter Relson <rel...@us.ibm.com> > wrote: > > >> > > >> > <snip> > > >> > Is there any utility which can help to search the loaded MLPA > module ? > > >> > </snip> > > >> > What do you mean by "search the loaded MLPA module"? > > >> > > > >> > A program can use CSVQUERY to locate the address of a module in > > >> > LPA (whether PLPA, MLPA, FLPA, or dynamic LPA), just as it can > > >> > use LOAD > > and > > >> > then DELETE (CSVQUERY typically has less overhead than that > > >> > pair of operations). > > >> > > > >> > <snip> > > >> > We have a product which loads via MLPA and we just trying to > > understand > > >> if > > >> > it's possible to load it dynamically without the need of IPL > > >> > </snip> I do not understand this sentence either. Nothing loads > > >> > "via MLPA". > > Some > > >> > things might require that their parts be in LPA. Is that what > > >> > you > > meant? > > >> > If a program wants to put module(s) into LPA it can use the > > >> > CSVDYLPA macro. If a customer wants to put module(s) in LPA it > > >> > can use the > LPA > > >> > statement of the PROGxx parmlib member or the SETPROG LPA command. > > >> > > > >> > > > >> > Peter Relson > > >> > z/OS Core Technology Design > > >> > > > >> > > > >> > > ---------------------------------------------------------------------- > > >> > For IBM-MAIN subscribe / signoff / archive access instructions, > > >> > send email to 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 with the > > >> message: INFO > IBM-MAIN > > >> > > > > > > > -------------------------------------------------------------------- > > -- For IBM-MAIN subscribe / signoff / archive access instructions, > > send email to 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 with the message: INFO IBM-MAIN > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to 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 with the message: INFO IBM-MAIN The information contained in this message is confidential, protected from disclosure and may be legally privileged. 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