John, our private size on z/OS R9 below is (MXI VMAP command, IPLINFO from Mark Zelden provide the same info)
Area Start End Size(K) Extended Private 2DF00000 7FFFFFFF 1344512K Extended CSA 0C4F6000 2DEFFFFF 550952K Extended MLPA 0C1F8000 0C4F5FFF 3064K Extended FLPA -------- -------- 0K Extended PLPA 07576000 0C1F7FFF 78344K Extended SQA 019BF000 07575FFF 93916K Extended R/W Nuc 01946000 019BEFFF 484K Extended R/O Nuc 01000000 0194568F 9493K R/O Nuc 00FE4000 00FFFFFF 112K R/W Nuc 00FD7000 00FE36B7 49K SQA 00E3D000 00FD6FFF 1640K PLPA 00C5E000 00E3CFFF 1916K FLPA -------- -------- 0K MLPA 00C3F000 00C5DFFF 124K CSA 00A00000 00C3EFFF 2300K Private 00006000 009FFFFF 10216K <------------------------ V=R 00006000 00025FFF 128K System 00002000 00005FFF 16K PSA 00000000 00001FFF 8K Unfortunally no more z/OS R7 Roland > IBM appears to be expanding use of storage below the 16M line, >rather than converting their own code to 31-bit addressability. Here is >the reply I received when I ETR asked CICS why I could no longer get a >certain DSALIM value in TS22 after going to zos 1.08. > "There is Common Storage shared by all address spaces, and not >considered >part of the private storage available for address space (task) use. >In OS/390 2.10 the amount of Common Storage needed by the system was >smaller than is required by z/os 1.8, which has much more function. >When Common Storage increases, the amount of private storage decreases. >My guess, based on my years of experience is that in your 2.10 system >the amount of private storage available was 10M or possibly 11M. It >must be on a meg boundry. In z/os 1.8 the amount of storage available >for CICS , or any other address space has shrunk to 9M based on the >increase in Common Storage." > It appears to me that IBM is assuming that the below the line >storage is now free and available for their use, and rather than going to >31-bit addressing themselves, they are expanding use of 24-bit. >Interesting. Looks like a bit of "do as I say, not as I do." ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
