RCE mapping

Table 1. Structure RCE
Offset
Dec
Offset
Hex
Type Len Name(Dim) Description
0 (0) STRUCTURE 0 RCE  
0 (0) CHARACTER 4  RCEID RCE CONTROL BLOCK ID
4 (4) SIGNED 4  RCEPOOL Total number of frames in 4k units currently obtainable by the workload, including those already in use. Frames excluded are those backing permanent storage, frames offline, bad frames once they are marked offline, frames reserved for system use, and frames in the 2G LFAREA.
8 (8) SIGNED 4  RCEBELPL THE SAME AS RCEPOOL EXCEPT THAT ONLY FRAMES BELOW 16M REAL ARE COUNTED.
12 (C) SIGNED 4  RCEMAXFX FIXED FRAME THRESHOLD. SRM IS NOTIFIED WHEN THE TOTAL NUMBER OF FIXED FRAMES BELOW 16M REAL (RCEBELFX) INCREASES TO THIS VALUE.
16 (10) SIGNED 4  RCEDEFFX All suspendable frame requests are deferred if number of available frames is less than or equal to this value
20 (14) SIGNED 2  RCERPBEX MINIMUM NUMBER OF RPBS WHICH SHOULD BE BUILT WHENEVER THE RPB POOL IS EXPANDED
22 (16) BITSTRING 1  RCEHRTPP High Real Threshold Percentage (Preferred). This value dictates the percentage of preferred high real frames that should be available
23 (17) BITSTRING 1  RCEHRTPN High Real Threshold Percentage (Non-Preferred). This value dictates the percentage of non-preferred high real frames that should be available
24 (18) SIGNED 4  RCEAFCLO AFQ LOW THRESHOLD. SRM IS NOTIFIED IF THE NUMBER OF AVAILABLE FRAMES FALLS BELOW THIS VALUE.
28 (1C) SIGNED 4  RCEAFCOK AFQ SATISFACTORY THESHOLD. SRM IS NOTIFIED ONCE THE NUMBER OF AVAILABLE FRAMES INCREASES TO THIS VALUE.
32 (20) SIGNED 4  RCERSQA NUMBER OF TIMES A RESERVED SQA QUEUE FRAME WAS USED TO BACK AN SQA PAGE.
36 (24) SIGNED 4  RCEDFRS NUMBER OF TIMES A DEFERRED REQUEST HAS BEEN SATISFIED
40 (28) SIGNED 4   No longer used as of HBB77B0
44 (2C) SIGNED 4  RCESPFR NUMBER OF FRAMES MADE AVAILABLE BY SWAP-OUT WITHOUT REQUIRING I/O.
48 (30) SIGNED 4  RCEVIORU NUMBER OF TIMES A VIO DATA SET PAGE WAS REUSED.
52 (34) SIGNED 4  RCETOTRC TOTAL NUMBER OF TIMES A PAGE WAS RECLAIMED FROM AN AFQ. This field will always be 0 as of JBB4422
56 (38) SIGNED 4  RCECOMRC NUMBER OF COMMON AREA PAGES WHICH HAVE BEEN RECLAIMED FROM AN AFQ. This field will always be 0 as of JBB4422
60 (3C) SIGNED 4  RCELPARC NUMBER OF PLPA AND PLPA DIRECTORY PAGES WHICH HAVE BEEN RECLAIMED FROM AN AFQ This field will always be 0 as of JBB4422
64 (40) SIGNED 4  RCEPBAFL PREFERRED BELOW AVAILABLE FRAME COUNT THRESHOLD. USED BY GETFRAME WHEN STEALING
68 (44) SIGNED 4  RCETOTPI TOTAL NUMBER OF PAGES PAGED- IN EXCLUDING SWAP-IN, VIO, AND HIPERSPACE PAGE-INS (INCLUDES THE RCETOTPI1M VALUE)
72 (48) SIGNED 4  RCECOMPI NUMBER OF COMMON AREA PAGES PAGED-IN (INCLUDES THE RCECOMPI1M VALUE)
76 (4C) SIGNED 4  RCELPAPI NUMBER OF PLPA AND PLPA DIRECTORY PAGES PAGED-IN.
80 (50) SIGNED 4  RCESWPPI TOTAL NUMBER OF PAGES REQUIRING I/O TO SWAP-IN.
84 (54) SIGNED 4  RCEVIOPI TOTAL NUMBER OF VIO PAGES PAGED-IN EXCLUDING SWAP-IN
88 (58) SIGNED 4  RCETOTPO TOTAL NUMBER OF PAGES PAGED- OUT EXCLUDING SWAP-OUT,VIO MOVEOUT, VIO PAGE-OUT, AND HIPERSPACE PAGES. (INCLUDES THE RCETOTPO1M VALUE)
92 (5C) SIGNED 4  RCECOMPO NUMBER OF COMMON AREA PAGES PAGED-OUT (INCLUDES THE RCECOMPO1M VALUE)
96 (60) SIGNED 4  RCESWPPO TOTAL NUMBER OF PAGES REQUIRING I/O TO SWAP-OUT, EXCLUDING MIGRATION SWAPS
100 (64) SIGNED 4  RCEVIOPO TOTAL NUMBER OF VIO PAGES (EXCLUDES SWAP-OUT) MOVED-OUT OR PAGED-OUT.
104 (68) CHARACTER 4  RCEWLM Work Load Manager related fields
104 (68) BITSTRING 1  RCEESTTS Expanded STorage Time Stamp Set by SRM (ESA Mode Only, not used for ESAME)
105 (69) BITSTRING 1  RCEESTB1 Expanded STorage UIC delimiter 1 - set by SRM (ESA Mode Only, not used for ESAME)
106 (6A) BITSTRING 1  RCEESTB2 Expanded STorage UIC delimiter 2 - set by SRM (ESA Mode Only, not used for ESAME)
107 (6B) BITSTRING 1  RCEESTB3 Expanded STorage UIC delimiter 3 - set by SRM (ESA Mode Only, not used for ESAME)
108 (6C) SIGNED 4  RCEVIOME NUMBER OF VIO DATA SET PAGES MOVED OUT TO EXPANDED STORAGE (ESA Mode Only, not used for ESAME)
112 (70) SIGNED 4  RCEVIORE NUMBER OF VIO DATA SET PAGES READ FROM EXPANDED STORAGE (ESA Mode Only, not used for ESAME)
116 (74) SIGNED 4  RCEVIOMG NUMBER OF VIO DATA SET PAGES MIGRATED FROM EXPANDED TO AUXILIARY STORAGE (ESA Mode Only, not used for ESAME)
120 (78) SIGNED 4  RCETOTFX TOTAL NUMBER OF PAGES CURRENTLY FIXED. IT IS THE SUM OF PAGE-FIXED, LSQA, SQA (EXCLUDING RESERVE SQA), AND V=R ALLOCATED PAGES. It also includes the number of large pages that are backed in the system. It does not include stealable fixed PAGES OF LOGICALLY SWAPPED ADDRESS SPACES. It does not include 2G pages. THIS COUNT IS SERIALIZED BY C/S.
124 (7C) SIGNED 4  RCEBELFX THE SAME AS RCETOTFX EXCEPT THAT ONLY PAGES BACKED BELOW 16M REAL ARE COUNTED. THIS COUNT IS SERIALIZED BY C/S
128 (80) ADDRESS 4  RCERAX ADDRESS OF COMMON RAX
132 (84) SIGNED 4  RCEPBAFC TOTAL NUMBER OF FRAMES CURRENTLY ON THE PREFERRED BELOW AVAILABLE FRAME QUEUE.
136 (88) SIGNED 4  RCEAFC Total number of frames in 4k units currently on all available frame queues. This does not inlcude frames from the 2G LFAREA nor those reserved for system use. Serialization: RSMGL lock or TX/CS
140 (8C) SIGNED 4  RCEDFC TOTAL NUMBER OF FRAME PAIRS ON THE DOUBLE FRAME QUEUES PLUS ANY PAIRS CURRENTLY SELECTED TO BE ADDED TO THE DOUBLE FRAME QUEUES PLUS ANY FRAME PAIRS CURRENTLY IN USE.
144 (90) SIGNED 4  RCEPAGMV NUMBER OF TIMES A PAGE WAS MOVED FROM ONE FRAME TO ANOTHER.
148 (94) SIGNED 4  RCEAEC TOTAL NUMBER OF EXTENDED STORAGE E-FRAMES CURRENTLY ON THE AVAILABLE ESTE EXCLUDING THOSE RESERVED FOR PREF STEAL. (ESA Mode Only, not used for ESAME)
152 (98) SIGNED 4  RCEAECLO ESTE LOW THRESHOLD. (ESA Mode Only, not used for ESAME)
156 (9C) SIGNED 4  RCEAECOK ESTE SATISFACTORY THRESHOLD. (ESA Mode Only, not used for ESAME)
160 (A0) SIGNED 4  RCEESPL THE TOTAL NUMBER OF EXTENDED STORAGE E-FRAMES CURRENTLY AVAILABLE TO THE SYSTEM. EXTENDED STORAGE E-FRAMES EXCLUDED ARE THOSE OFFLINE, AND BAD EXTENDED STORAGE E-FRAMES ONCE THEY ARE MARKED OFFLINE. (ESA Mode Only, not used for ESAME)
164 (A4) ADDRESS 4  RCEESINU THE NUMBER OF IN USE EXTENDED STORAGE E-FRAMES. (ESA Mode Only, not used for ESAME)
168 (A8) ADDRESS 4  RCEESWRT THE NUMBER OF PAGES WRITTEN OUT TO EXTENDED STORAGE (ESA Mode Only, not used for ESAME)
172 (AC) ADDRESS 4  RCEESREA THE NUMBER OF PAGES READ FROM EXTENDED STORAGE (ESA Mode Only, not used for ESAME)
176 (B0) SIGNED 4  RCEGROUP THE MAXIMUM NUMBER OF FRAMES THAT MAY BE USED BY MIGRATION.
180 (B4) SIGNED 4  RCECOMBI Common Blocked Page in Count
184 (B8) SIGNED 4  RCEMVBEL NUMBER OF PAGES MOVED TO SATISFY BELOW RQUESTS
188 (BC) SIGNED 4   Not used
192 (C0) SIGNED 4  RCEWRAPS A TOKEN REPRESENTING THE LATEST PASS (OF THE LRU PHASE OF EXTENDED STORE MIGRATION) THROUGH THE EST. (ESA Mode Only, not used for ESAME)
196 (C4) SIGNED 4  RCENWSP TOTAL NUMBER OF CHANGED NON-WORKING SET PAGES AND SECONDARY WORKING SET PAGES READY FOR MIGRATION (ESA Mode Only, not used for ESAME)
200 (C8) SIGNED 4  RCENWSS TOTAL NUMBER OF CHANGED NON-WORKING SET PAGES AND SECONDARY WORKING SET PAGES WHICH HAVE STARTED MIGRATION. (ESA Mode Only, not used for ESAME)
204 (CC) SIGNED 4  RCENWSF TOTAL NUMBER OF CHANGED NON-WORKING SET PAGES AND SECONDARY WORKING SET PAGES WHICH HAVE COMPLETED MIGRATION. THIS COUNT IS SERIALIZED BY C/S. (ESA Mode Only, not used for ESAME)
208 (D0) SIGNED 4  RCEWSPRP NUMBER OF PRIMARY WORKING SET PAGES READY FOR MIGRATION. THIS COUNT IS SERIALIZED BY C/S. (ESA Mode Only, not used for ESAME)
212 (D4) SIGNED 4  RCEWSDNE NUMBER OF PRIMARY WORKING SET PAGES WHICH HAVE COMPLETED MIGRATION. THIS COUNT IS SERIALIZED BY C/S. (ESA Mode Only, not used for ESAME)
216 (D8) SIGNED 4  RCELPABI PLPA Blocked Page in Count
220 (DC) SIGNED 4  RCEDRIPS NUMBER OF DREF PAGES IN PROCESSOR STORAGE.
224 (E0) SIGNED 4   Not used
228 (E4) SIGNED 4  RCEDBFRM NUMBER OF DOUBLE FRAME PAIRS CURRENTLY IN USE BY THE SYSTEM
232 (E8) ADDRESS 4  RCEDRIRS NUMBER OF DREF PAGES IN REAL STORAGE
236 (EC) ADDRESS 4  RCELSIRS NUMBER OF LSQA PAGES IN REAL STORAGE
240 (F0) SIGNED 4  RCERET TARGET NUMBER OF EXPANDED STORAGE E-FRAMES TO BE RESERVED FOR PREF STEAL (ESA Mode Only, not used for ESAME)
244 (F4) ADDRESS 4  RCEMIGAI NUMBER OF FRAMES MIGRATION DID NOT HAVE TO DO I/O FOR (ESA Mode Only, not used for ESAME)
248 (F8) SIGNED 4  RCEWSACT NUMBER OF WORK/SAVE AREAS ON THE AVAILABLE WSA QUEUE. NOT SERIALIZED
252 (FC) SIGNED 4  RCEWSAM MINIMUM NUMBER OF WSAS ON THE AVAILABLE WSA QUEUE DURING THE LAST SAMPLING PERIOD
256 (100) SIGNED 4  RCEHSPEW TOTAL NUMBER OF HIPERSPACE PAGES WRITTEN TO EXPANDED STORAGE (ESA Mode Only, not used for ESAME)
260 (104) SIGNED 4  RCEHSPER TOTAL NUMBER OF HIPERSPACE PAGES READ FROM EXPANDED STORAGE (ESA Mode Only, not used for ESAME)
264 (108) SIGNED 4  RCEHSPEM TOTAL NUMBER OF HIPERSPACE PAGES MIGRATED FROM EXPANDED STORAGE (ESA Mode Only, not used for ESAME)
268 (10C) SIGNED 4  RCEHSPPO TOTAL NUMBER OF HIPERSPACE PAGES PAGED-OUT TO AUXILIARY STORAGE
272 (110) SIGNED 4  RCEHSPPI TOTAL NUMBER OF HIPERSPACE PAGES PAGED-IN FROM AUXILIARY STORAGE
276 (114) SIGNED 4  RCESTABL TOTAL NUMBER OF FIXED PAGES IN LOGICALLY SWAPPED ADDRESS SPACES ELIGIBLE TO BE STOLEN
280 (118) SIGNED 4  RCEFXSTL NUMBER OF FIXED PAGES IN LOGICALLY SWAPPED ADDRESS SPACES THAT WERE BACKED BY REAL BELOW 16 MEGABYTES (For ESA Mode, the frames are currently stolen to Expanded)
    FOR THE FOLLOWING FIELDS, THE IMPLICIT BOUNDS OF UIC RANGE ARE 0 &
  255. SRM SETS THE OTHER 3 INTERMEDIATE VALUES.
284 (11C) SIGNED 2  RCEFRV1 FRAME UIC RANGE VALUE 1 SET BY SRM
286 (11E) SIGNED 2  RCEFRV2 FRAME UIC RANGE VALUE 2 SET BY SRM
288 (120) SIGNED 2  RCEFRV3 FRAME UIC RANGE VALUE 3 SET BY SRM
290 (122) SIGNED 2  RCEFRV4 RESERVED for RSM
292 (124) SIGNED 4  RCEBPPIE NUMBER OF BLOCKED PAGES PAGED IN FROM EXPANDED STORAGE (ESA Mode Only, not used for ESAME)
296 (128) SIGNED 4  RCEBPPIA NUMBER OF BLOCKED PAGES PAGED IN FROM AUXILIARY STORAGE
300 (12C) SIGNED 4  RCEBPSTE NUMBER OF BLOCKED PAGES PAGED OUT TO EXPANDED STORAGE (ESA Mode Only, not used for ESAME)
304 (130) SIGNED 4  RCEBPSTA NUMBER OF BLOCKED PAGES STOLEN TO AUXILIARY STORAGE
308 (134) SIGNED 4  RCEBLPIE NUMBER OF BLOCKS OF PAGES PAGED IN FROM EXPANDED STORAGE (ESA Mode Only, not used for ESAME)
312 (138) SIGNED 4  RCEBLPIA NUMBER OF BLOCKS OF PAGES PAGED IN FROM AUXILIARY STORAGE
316 (13C) SIGNED 4  RCEBLSTE NUMBER OF BLOCKS OF PAGES PAGED OUT TO EXPANDED STORAGE (ESA Mode Only, not used for ESAME)
320 (140) SIGNED 4  RCEBLSTA NUMBER OF BLOCKS OF PAGES PAGED IN FROM AUXILIARY STORAGE
324 (144) SIGNED 4  RCEESPI NUMBER OF PAGES FAULTED IN FROM EXPANDED (ESA Mode Only, not used for ESAME)
328 (148) SIGNED 4  RCEESST NUMBER OF PAGES STOLEN TO EXPANDED (ESA Mode Only, not used for ESAME)
332 (14C) SIGNED 4  RCEFLAGS FLAGS (serialized by the SRM lock or static)
332 (14C) BITSTRING 1  RCEFLAGS1  
   Bit definitions:
      1... ....  RCEFIXAB "X'80'" SRM SAYS GO TO EXTRA EFFORT TO PREVENT PAGE FIXED PAGES THAT CAN GO ANYWHERE FROM BEING FIXED IN BELOW STORAGE
      .1.. ....  RCESSINH "X'40'" Self steal is inhibitted (set by SRM)
      ..1. ....  RCENORCF "X'20'" Indicates that there is no reconfigurable storage and no V=R areas in the system. This flag is set at NIP and is never changed
      ...1 ....  RCERCFEX "X'10'" Indicates that reconfigurable storage exists. This flag is set at NIP and is never changed.
      .... 1...  RCEPIOOK "X'08'" Indicates that SRM finds there is no backup of paging requests in ASM. (Average requests outstanding < 1/8 of all PCCWs.)
      .... .1..  RCEFAUXS "X'04'" Indicates that there is a aux storage shortage and that I/O complete should free the current slot if all conditions are met
      .... ..1.  RCEUSE2GTO32GAREAOK "X'02'" Indicates that the Use2gTo32gArea parameter for the IARV64 service is supported
      .... ...1  RCEUKCR "X'01'" Indicates that there are user key CADS requestors
333 (14D) CHARACTER 1  RCEFLAGS2  
   Bit definitions:
      1... ....  RCERASPINITIALIZED "X'80'" Rsm address space has initialized
      .1.. ....  RCESCMBLOCKMANAGERENABLED "X'40'"
      ..1. ....  RCESCMBLOCKMANAGERDAMAGED "X'20'" NOTE: this bit is the only bit in this byte that can be set post NIP
      ...1 ....  RCESTORAGESTATUSGOODATIPL "X'10'" Indicates that storage is known to be good at ipl and that there is no need for RSM to TB storage during IPL
      .... 1...  RCEOA51864APPLIED "X'08'" Indicates APAR OA51864 is applied on this system
      .... .1..  RCE_INORIGINENABLED "X'04'" Indicates IARV64 INORIGIN Support is enabled on this system
      .... ..1.  RCE_SENSITIVESUPPORTAPPLIED
      "X'02'" IARV64, IARCP64, IARST64 SENSITIVE keyword is supported on this system
      .... ...1  RCE_CHANGEATTRIBUTEAPPLIED "X'01'" REQUEST=CHANGEATTRIBUTE is supported on this system
334 (14E) CHARACTER 1  RCEFLAGS3  
   Bit definitions:
      1... ....  RCESUBSPACEV64 "X'80'" 64-bit Subspaces are supported.
      .1.. ....  RCEV64COUNTPAGES "X'40'" IARV64 COUNTPAGES request Supported
      ..1. ....  RCEFEAT3ENAB "X'20'" RSM feature3 enabled - SCM
      ...1 ....  RCEPAGEABLELARGE "X'10'" Pageable Large supported.
      .... 1...  RCEFEAT5ENAB "X'08'" Feature5 enabled
      .... .1..  RCESOFFENAB "X'04'" SCM Offline enabled
      .... ..1.  RCEINCLUDE1MAFC "X'02'" Feature to include the fixed 1M pages in the available frame count (RCEAFC) enabled
      .... ...1  RCEV64COMMONGUARD "X'01'" IARV64 Changeguard for common area supported
335 (14F) CHARACTER 1  RCEFLAGS4  
   Bit definitions:
      1... ....  RCEOA44207APPLIED "X'80'" Indicates APAR OA44207 is applied on this system
      .1.. ....  RCEOA44436APPLIED "X'40'" Indicates APAR OA44436 is applied on this system
      ..1. ....  RCEOA46291APPLIED "X'20'" Indicates APAR OA46201 is applied on this system
      .... 1...  RCE_USE2GTO64GENABLE "X'08'" Indicates that Use2gto64g is supported
      .... .1..  RCE_TARGETMAYBEREADONLYENABLED
      "X'04'" Indicates IARVSERV TargetMayBeReadOnly function is enabled
      .... ..1.  RCEV64COUNTDISCARD "X'02'" IARV64 Countpages supports DISCARDDATA page counting
      .... ...1  RCE_OA51647APPLIED "X'01'" The EXECUTABLE=NO support added by OA51647 is applied on this system
336 (150) CHARACTER 8  RCEPRTDW Structure name for PRA
336 (150) ADDRESS 4  RCEPRTBL Beginning of PRA
340 (154) ADDRESS 4  RCEPRCUR Pointer to available PRA slot
344 (158) ADDRESS 4  RCEKRE Reserved -- do not use
348 (15C) SIGNED 2  RCEFIXB1 COUNT OF THE TIMES FRAMES WERE FIXED BELOW WHEN THEY COULD HAVE BEEN FIXED ABOVE WHEN THE RCEFIXAB BIT WAS OFF
350 (15E) SIGNED 2  RCEFIXB2 COUNT OF THE TIMES FRAMES WERE FIXED BELOW WHEN THEY COULD HAVE BEEN FIXED ABOVE WHEN THE RCEFIXAB BIT WAS ON
352 (160) CHARACTER 8  RCESTLTI CPU time for pref steal in CPU timer units. This CPU time is "normalized" to standard CP time. Serialization: CSG
352 (160) SIGNED 4   first word of timer, used to initialize timer
356 (164) SIGNED 4   second word of timer, used to initialize timer
360 (168) SIGNED 4  RCETOTSG Total number of shared page groups in the system inclu- ding shared segments
364 (16C) SIGNED 4  RCESGINR Total number of shared page groups in central storage including shared segment pages
368 (170) SIGNED 4  RCESGINE Total number of shared page groups in expanded storage including shared segment pages (ESA Mode Only, not used for ESAME)
372 (174) SIGNED 4  RCESGAUX Total number of auxiliary storage slots in use for shared page groups. Includes only dasd storage
376 (178) SIGNED 4  RCETOTSF Total number of shared page groups fixed in the system including shared segments pages
380 (17C) SIGNED 4  RCEBELSF Total number of shared page groups fixed in the system below 16 meg real including shared segments pages
384 (180) SIGNED 4  RCESPQUO Storage isolation quota for central and expanded storage in use for shared page groups
388 (184) SIGNED 4  RCESPGPI Number of page-ins from auxiliary storage for shared page groups including shared segments pages
392 (188) SIGNED 4  RCESPGPO Number of page-outs to auxiliary storage for shared page groups including shared segments pages
396 (18C) SIGNED 4  RCEESSPI Number of page-ins from expanded storage for shared page groups including shared segments pages (ESA Mode Only, not used for ESAME)
400 (190) SIGNED 4  RCEESSPO Number of page-outs to expanded storage for shared page groups including shared segments pages (ESA Mode Only, not used for ESAME)
404 (194) CHARACTER 16  RCEFBV STRUCTURE NAME for the shared pageable frame UIC buckets *LGA
404 (194) SIGNED 4  RCEFBV1 NUMBER OF FRAMES IN UIC INTERVAL 1 AS SET BY SRM VIA THE RCEFRV FIELDS.
408 (198) SIGNED 4  RCEFBV2 NUMBER OF FRAMES IN UIC INTERVAL 2 AS SET BY SRM VIA THE RCEFRV FIELDS.
412 (19C) SIGNED 4  RCEFBV3 NUMBER OF FRAMES IN UIC INTERVAL 3 AS SET BY SRM VIA THE RCEFRV FIELDS.
416 (1A0) SIGNED 4  RCEFBV4 NUMBER OF FRAMES IN UIC INTERVAL 4 AS SET BY SRM VIA THE RCEFRV FIELDS.
420 (1A4) ADDRESS 4  RCETOTSM Total number of shared pages that are in shared segments
424 (1A8) SIGNED 4  RCEPAAFC Available above the line preferred frame count
428 (1AC) SIGNED 4  RCEPFCOK Preferred frame shortage threshold
432 (1B0) SIGNED 4  RCEVIOMR NUMBER OF VIO DATA SET PAGES MOVED TO THE VIO REAL CACHE
436 (1B4) SIGNED 4  RCEVIORR NUMBER OF VIO DATA SET PAGES READ FROM THE VIO REAL CACHE
440 (1B8) SIGNED 4  RCECSARE NUMBER OF CSA PAGES BACKED IN REAL STORAGE
444 (1BC) SIGNED 4  RCELPARE NUMBER OF PLPA/MLPA PAGES BACKED IN REAL STORAGE
448 (1C0) SIGNED 4  RCELPAFX NUMBER OF PLPA/MLPA PAGES THAT ARE PAGE FIXED
452 (1C4) SIGNED 4  RCESQAFX NUMBER OF SQA/FIXED-CSA PAGES IN REAL STORAGE
456 (1C8) SIGNED 4  RCEDREFR NUMBER OF SQA DREF PAGES IN REAL STORAGE
460 (1CC) SIGNED 4  RCEPHAFC Number of available preferred HIGH frames (above 2GB) Serialization: RSMGL lock or TX/CS
464 (1D0) SIGNED 4  RCEQDAFC Number of available quad frame groups (includes available octo frame groups, in quad frame group units) Serialization: RSMGL lock or TX/CS
468 (1D4) BITSTRING 1  RCEQFAIL Number of consecutive calls to Quad Frame Steal IARYGFRM that failed to obtain a group
469 (1D5) BITSTRING 1  RCEDEFQF Default number of Quad Frame groups to be obtained by Quad Frame steal
470 (1D6) CHARACTER 2  RCERSV2 Reserved
472 (1D8) SIGNED 4  RCENBAFC TOTAL NUMBER OF FRAMES CURRENTLY ON THE NONPREFERRED BELOW AVAILABLE FRAME QUEUE.
476 (1DC) SIGNED 4  RCENAAFC Available nonpreferred above frame count
480 (1E0) SIGNED 4  RCENHAFC Number of available nonpreferred HIGH frames (above 2GB)
484 (1E4) SIGNED 4  RCEQSAFC Number of available quad single frames. Deprecated, always zero since HBB77B0.
488 (1E8) SIGNED 4  RCEABVFX Number of pages fixed between 16M and 2G
492 (1EC) SIGNED 4  RCEQDFRM Number of quad groups that are in-use by the system (includes octo groups that are in-use by the system, in quad group units)
496 (1F0) SIGNED 4  RCEQDTHR Threshhold number of available quad frame groups needed in order to satisfy requests for quad frames.
500 (1F4) SIGNED 4  RCEABVPL Same as RCEPOOL, but only counts frames from 16M to 2G
504 (1F8) SIGNED 4  RCESTECB  
   Bit definitions:
      1... ....  RCESTORAGEINITECBW "X'80'" ECB Waiting bit
      .1.. ....  RCESTORAGEINITECBP "X'40'" ECB Posted bit
508 (1FC) CHARACTER 3    
508 (1FC) SIGNED 4  RCEHSPRW TOTAL NUMBER OF HIPERSPACE PAGES WRITTEN TO REAL STORAGE
512 (200) SIGNED 4  RCEHSPRR TOTAL NUMBER OF HIPERSPACE PAGES READ FROM REAL STORAGE
516 (204) SIGNED 4  RCEPFTAL Alet for the PFT CADS - 0 for ESA
520 (208) CHARACTER 8  RCEQDSZ Initial size of the quad area. May be zero on some systems.
528 (210) SIGNED 4  RCEPRMCT Count of the number of non-nucleus frames comprising permanent storage
532 (214) SIGNED 2  RCEBELOWLOW Low on below 16Meg real
534 (216) SIGNED 2  RCEBELOWOK Ok on below 16Meg real
536 (218) SIGNED 2  RCEABOVELOW Low on 16M-2G real
538 (21A) SIGNED 2  RCEABOVEOK Ok on 16M-2G real
540 (21C) CHARACTER 4  RCEFLAGSABN Flags serialized by CS
540 (21C) BITSTRING 1  RCEFLGS5  
   Bit definitions:
      1... ....  RCESCMEVACINPROGRESS "X'80'" Indicate SCM storage evacuation is in progress
      .1.. ....  RCEREALFRAMESINITIALIZED "X'40'" Indicates that all online real frames at IPL time have been initialized and are available for use - Bit can be used to determine when to request 1M and 2G pages. The bit is only valid when the RCEOA44436APPLIED bit is ON.
      ..1. ....  RCE_SRMSAYSKEEPFREEMAINEDFRAMES
      "X'20'" Indicates whether RSM should keep freemained frames subject to other constraints
      ...1 ....  RCE_NOIPTEENABLE "X'10'" Indicates that the NOIPTE feature is enabled on this system
      .... 1...  RCE_NOIPTEHIGHENABLE "X'08'" Indicates that the NOPITE feature for high private is enabled
      .... .111  RCE_ASLRENABLED "X'07'" ASLR enablement flags
      .... .1..  RCE_ASLR24ENABLED "X'04'" Indicates that 24-bit storage is eligible for ASLR
      .... ..1.  RCE_ASLR31ENABLED "X'02'" Indicates that 31-bit storage is eligible for ASLR
      .... ...1  RCE_ASLR64ENABLED "X'01'" Indicates that 64-bit storage is eligible for ASLR
541 (21D) BITSTRING 1  RCE_SRMSAYSREASON Reason why SRM reset the Rce_SrmSaysKeepFreemainedFrame s flag - This byte is reserved for use by SRM only
   Bit definitions:
      1... ....  RCE_SRMSAYSREASONFXS "X'80'" The system is in a pageable storage shortage
      .1.. ....  RCE_SRMSAYSREASONAFQ "X'40'" The system is in a available storage shortage
      ..1. ....  RCE_SRMSAYSREASONCONFIGOFFLINE
      "X'20'" Real storage is being configured offline
542 (21E) BITSTRING 1  RCEFLGS7  
   Bit definitions:
      1... ....  RCE_USERKEYCOMMONUSAGE "X'80'" Indicates user key common storage (except RUCSA) creation attempts were made or RUCSA storage usage attempts were made without SAF-authorization on this system since the ZOSMIGV2R3_NE XT_VSM_USERKEYCOMM health check requested a reset (if no reset was ever performed, it is since IPL) - NOTE: This bit is set, but not used in V2R4.
      .1.. ....  RCE_USERKEYCOMMONUSAGESINCEIPL
      "X'40'" Indicates user key common storage (except RUCSA) creation attempts were made or RUCSA storage usage attempts were made without SAF-authorization on this system since the last IPL - NOTE: This bit is set, but not used in V2R4.
      ..1. ....  RCE_ASLR24WASONCEENABLED "X'20'" Indicates that 24-bit ASLR was active at some point during this IPL.
      ...1 ....  RCE_ASLR31WASONCEENABLED "X'10'" Indicates that 31-bit ASLR was active at some point during this IPL.
543 (21F) BITSTRING 1  RCEFLGS8  
544 (220) CHARACTER 8  RCELVSHRSTRT Lowest Virtual address of high virtual shared area (system default is 2**41)
544 (220) CHARACTER 8  RCELVLPRLIM Lowest Virtual address of high virtual shared area (system default is 2**41)
552 (228) CHARACTER 8  RCELVHPRSTRT Lowest virtual address of high private storage (system default is 2**49)
552 (228) CHARACTER 8  RCELVSHRLIM Lowest virtual address of high private storage (system default is 2**49)
560 (230) SIGNED 4  RCEMINHVFRM Min number of PFTEs on High Virtual Frame sections
564 (234) SIGNED 4  RCEMAXHVFRM Max number of PFTEs on High Virtual Frame sections
568 (238) SIGNED 4  RCESTBRK Paging system is overloaded when the number of in progress I/O requests is equal to this threshold
572 (23C) SIGNED 2  RCECADSUSED Number of CADS ASTES in use
574 (23E) SIGNED 2  RCECADSHW Max CADS ASTES in use during this IPL
576 (240) SIGNED 2  RCECADSLOST Number of lost CADS ASTES (Not on the free queue, but not in use nor defective
578 (242) CHARACTER 2   Unused
580 (244) ADDRESS 4  RCE_TGHAS@ Address of the "Give Him Another Shot" structure for transactions
584 (248) CHARACTER 8  RCELVSHRPAGES Number of high virtual shared memory pages memory pages allocated for the entire system. This count includes hidden pages and the Rce64_LvShr1MPages value
584 (248) CHARACTER 4    
588 (24C) SIGNED 4  RCELVSHRPAGES31 Number of high virtual shared memory pages allocated entire system. This count includes hidden pages and the Rce64_LvShr1MPages value
592 (250) CHARACTER 8  RCELVSHRGBYTES high water mark for number of shared bytes within large virtual memory objects for entire system. This count includes the Rce64_LvShr1MGBytes value
600 (258) SIGNED 4  RCELVSHRNMOMB number of shared memory objects allocated. This count includes the Rce64_LvShr1MNMOMB value
604 (25C) SIGNED 4  RCEGETFRAMEDEFERTHRESHOLD Suspend suspendable getframe requests when the number of available frames is less than this
608 (260) CHARACTER 8  RCEHVSHRINREAL Number of high virtual shared pages backed in real storage (4K and 1M pages) - This count includes the Rce64_HvShr1MInReal value
608 (260) CHARACTER 4    
612 (264) SIGNED 4  RCEHVSHRINREAL31 Number of high virtual shared pages backed in real storage (4K and 1M pages) - This count includes the Rce64_HvShr1MInReal value
616 (268) CHARACTER 8  RCEHVSHRAUXSLOTS Number of auxiliary storage slots used for high virtual shared pages. Only includes dasd storage.
616 (268) CHARACTER 4    
620 (26C) SIGNED 4  RCEHVSHRAUXSLOTS31 Number of auxiliary storage slots used for high virtual shared pages. Only includes dasd storage
624 (270) CHARACTER 8  RCEHVSHRPAGEINS Number of high virtual shared pages paged in from auxiliary storage. This count includes the Rce64_HvShr1MPageIns value
624 (270) CHARACTER 4    
628 (274) SIGNED 4  RCEHVSHRPAGEINS31 Number of high virtual shared pages paged in from auxiliary storage. This count includes the Rce64_HvShr1MPageIns value
632 (278) CHARACTER 8  RCEHVSHRPAGEOUTS Number of high virtual shared pages paged out to auxiliary storage. This count includes the Rce64_HvShr1MPageOuts value
632 (278) CHARACTER 4    
636 (27C) SIGNED 4  RCEHVSHRPAGEOUTS31 Number of high virtual shared pages paged out to auxiliary storage. This count includes the Rce64_HvShr1MPageOuts value
640 (280) SIGNED 4  RCENUMOFGETMAINREQUESTS Total number of getmain requests that have been issued during the life of the system
644 (284) SIGNED 4  RCEPGSBACKEDONGTMNREQS Total number of pages backed during getmain requests that have been issued during the life of the system
648 (288) SIGNED 4  RCENUMOFFIXREQUESTS Total number of fix requests that have been issued during the life of the system for storage (address space only) below two gigabytes
652 (28C) SIGNED 4  RCENUMFRAMESFX Total number of frames that were requested to be fixed during the life of the system for storage (address space only) below two gigabytes
656 (290) SIGNED 4  RCE1STREFFAULTS Total number of first reference faults taken during the life of the system
660 (294) SIGNED 4  RCENON1STREFFAULTS Total number of non-first reference faults taken during the life of the system
664 (298) CHARACTER 4  RCERSV4 RESERVED FOR HBB7709
668 (29C) SIGNED 4  RCESTTOT TOTAL NUMBER OF FIXED PAGES IN LOGICALLY SWAPPED ADDRESS SPACES ELIGIBLE TO BE STOLEN that are below 16M or between 16M and 2G
672 (2A0) SIGNED 4  RCEMAXFRAMESCPUQ Target number of 4k frames on CPU related frame queues. This field is managed by SRM.
676 (2A4) SIGNED 4  RCEFQSPLITLIM Number of frames on a frame queue before it is to be split
680 (2A8) CHARACTER 24   Reserved
704 (2C0) SIGNED 8  RCENUMOFFRAVAILABLEBYSWAP Number of frames that will be made available by swap. Link-edited into the nucleus with a value of zero. SRM is responsible for updating this field. RSM just reads this field.
704 (2C0) SIGNED 4   Reserved
708 (2C4) SIGNED 4  RCENUMOFFRAVAILABLEBYSWAP31
          31-bit field
712 (2C8) SIGNED 8  RCEMAXFRAMESTOEXAMINE Number of frames to examine in Global Steal before enabling
712 (2C8) SIGNED 4   Reserved
716 (2CC) SIGNED 4  RCEMAXFRAMESTOEXAMINE31 31-bit field
720 (2D0) SIGNED 8  RCEPERCENTSTOLEN Percent of frames we expect to have stolen in global steal after examining RCEMaxFramesToExamine
720 (2D0) SIGNED 4   Reserved
724 (2D4) SIGNED 4  RCEPERCENTSTOLEN31 31-bit field
728 (2D8) ADDRESS 4  RCEGLRUSEGHDRPTR Pointer to the Global LRU Segment Header
732 (2DC) SIGNED 4  RCEFXABVSTL NUMBER OF FIXED PAGES IN LOGICALLY SWAPPED ADDRESS SPACES THAT WERE BACKED BY REAL FRAMES BETWEEN 16M and 2G
736 (2E0) SIGNED 4  RCEFXTOTSTL NUMBER OF FIXED PAGES IN LOGICALLY SWAPPED ADDRESS SPACES THAT WERE BACKED BY REAL FRAMES below 16M or BETWEEN 16M and 2G
740 (2E4) SIGNED 4  RCESTABV TOTAL NUMBER OF FIXED PAGES IN LOGICALLY SWAPPED ADDRESS SPACES ELIGIBLE TO BE STOLEN that are between 16M and 2G
744 (2E8) CHARACTER 1  RCERSV5(0) RESERVED FOR HBB7720
744 (2E8) SIGNED 8  RCELARGEMEMORYOBJECTS Number of fixed 1M memory objects allocated in the system
744 (2E8) CHARACTER 4    
748 (2EC) SIGNED 4  RCELARGEMEMORYOBJECTS31  
752 (2F0) SIGNED 8  RCELARGEPAGESBACKEDINREAL Number of fixed 1M pages in use. Does not include pages obtained as pageable large and later fixed.
752 (2F0) CHARACTER 4    
756 (2F4) SIGNED 4  RCELARGEPAGESBACKEDINREAL31
760 (2F8) SIGNED 8  RCERECONLFASIZE Size of the Reconfigurable fixed 1M area (LFAREA) in megabytes. Deprecated, always zero.
760 (2F8) CHARACTER 4    
764 (2FC) SIGNED 4  RCERECONLFASIZE31  
768 (300) SIGNED 8  RCENONRECONLFASIZE The maximum number of non-reconfigurable fixed 1M frames as specified in IEASYSxx 1M LFAREA.
768 (300) CHARACTER 4    
772 (304) SIGNED 4  RCENONRECONLFASIZE31  
776 (308) SIGNED 8  RCERECONLFAUSED Number of 1MB frames in the Reconfigurable Large Frame Area that are allocated Deprecated, always zero.
776 (308) CHARACTER 4    
780 (30C) SIGNED 4  RCERECONLFAUSED31  
784 (310) SIGNED 8  RCENONRECONLFAUSED Number of non- reconfigurable fixed 1M frames which have been used and are no longer available. This includes frames that are used to back 4k or pageable 1M pages. This value is always RceNonReconLfaSize minus RceLfAvailGroups.
784 (310) CHARACTER 4    
788 (314) SIGNED 4  RCENONRECONLFAUSED31  
792 (318) SIGNED 4   Reserved for HBB77B0
796 (31C) SIGNED 4  RCELFAVAILGROUPS Count of available 1M frame groups that can satisfy 1M fixed requests. These frames are also included in RCEPMAFC.
800 (320) SIGNED 4  RCELSAFC Count of available single large frames - This field is deprecated as of HBB77B0 and always zero
804 (324) SIGNED 4  RCELARGEUSED1MHWM High water mark (largest value ever set) for RceLargePagesBackedInReal.
808 (328) SIGNED 4  RCELARGEUSED4KHWM High-Water mark of the number of large pages allocated on behalf of 4K page requests. This field is deprecated as of HBB77B0 and always zero
812 (32C) CHARACTER 60  RCERSV6 RESERVED FOR HBB7740
872 (368) ADDRESS 8  RCEHVCOMMONSTRT Lowest Virtual address for the high virtual common area
880 (370) ADDRESS 8  RCEHVCOMMONEND Highest Virtual address for the high virtual common area
888 (378) SIGNED 8  RCEHVCOMMONPAGES Number of high virtual common memory pages allocated for the entire system. This count includes hidden pages
888 (378) SIGNED 4    
892 (37C) SIGNED 4  RCEHVCOMMONPAGES31 Number of 64-bit common memory pages allocated for the entire system. This count includes hidden pages
896 (380) SIGNED 8  RCEHVCOMMONHWMBYTES High Water Mark for number of 64-Bit common bytes allocated in the entire system
904 (388) SIGNED 8  RCEHVCOMMONNMOMB Number of 64-bit common memory objects currently allocated
912 (390) SIGNED 8  RCEHVCOMMONINREAL Number of 64-bit common memory pages backed in real
912 (390) SIGNED 4    
916 (394) SIGNED 4  RCEHVCOMMONINREAL31 Number of 64-bit common memory pages backed in real
920 (398) SIGNED 8  RCEHVCOMMONAUXSLOTS Number of 64-Bit common memory pages backed in aux. Includes only dasd storage
920 (398) SIGNED 4    
924 (39C) SIGNED 4  RCEHVCOMMONAUXSLOTS31 Number of 64-bit common memory pages backed in aux storage. Includes only dasd storage.
928 (3A0) SIGNED 8  RCEHVCOMMONPAGESFIXED Number of 64-Bit common memory pages that are fixed in real
928 (3A0) SIGNED 4    
932 (3A4) SIGNED 4  RCEHVCOMMONPAGESFIXED31 Number of 64-bit common memory pages fixed in real
936 (3A8) SIGNED 8  RCEHVCOMMONPAGESDREF Number of 64-Bit common DREF pages in real
936 (3A8) SIGNED 4    
940 (3AC) SIGNED 4  RCEHVCOMMONPAGESDREF31 Number of 64-bit common DREF pages in real
944 (3B0) SIGNED 4  RCEENABLEINCRSHARED Enable increment used in IAXXR during online processing for shared CPs
948 (3B4) SIGNED 4  RCEENABLEINCRDEDICATED Enable increment used in IAXXR during online processing for dedicated CPs
952 (3B8) CHARACTER 8  RCEPLSZ Initial pageable large area size. Deprecated, always zero since HBB77B0.
960 (3C0) SIGNED 8  RCEPMMSS Number of failed attempts to back storage with pageable large frames (pref)
968 (3C8) SIGNED 8  RCEPLSID Number of system-initiated demotions from pageable large frame groups to 4k page frames
976 (3D0) SIGNED 8  RCEPLRID Number of request-initiated demotions from pageable large frame groups to 4k page frames
984 (3D8) SIGNED 4  RCEPMAFC Number of available 1M frames in the preferred high area. These frames are also included in RcePhAfc and RceQdAFc. Serialization: RSMGL lock or TX/CS
988 (3DC) SIGNED 4  RCEPLHWM High water mark for the number of pageable large frame groups used by the system (RCEPLFRM)
992 (3E0) SIGNED 4  RCEPSAFC Number of available pageable large single frames (pref) Deprecated, always zero since HBB77B0.
996 (3E4) SIGNED 4  RCERSV3 Reserved for HBB7750
1000 (3E8) SIGNED 8  RCEPLFAILEDSINCELASTCOALESCE
          Last count of total number of failed attempts to back storage with pageable large frames (RCEPMMSS+RCENMMSS) since we last performed 1M coalescing
1008 (3F0) SIGNED 4  RCEPLFRM Number of pageable large frame groups in-use by the system
1012 (3F4) SIGNED 4  RCENSAFC Number of available pageable large single frames (non-pref). Deprecated, always zero since HBB77B0.
1016 (3F8) CHARACTER 16  RCERSV7 Reserved for HBB7750
1032 (408) SIGNED 4  RCELARGEUSED4K Number of fixed large frames used to satisfy 4K frame requests. Serialized by CS. This field is deprecated as of HBB77B0 and always zero
1036 (40C) SIGNED 4  RCEUNOWNEDCOMMONLARGEOBJECTS
          Number of common large memory objects whose owner is no longer active. Serialized by RSMGL lock.
1040 (410) SIGNED 8  RCEUNOWNEDCOMMONLARGEPAGES Number of common large pages whose owner is no longer active. Serialized by RSMGL lock.
1048 (418) SIGNED 4  RCEHVCOMMONOBJECTSFIXED1M Number of 64-Bit common large memory objects allocated in the system. Serialized by C/S.
1052 (41C) SIGNED 4  RCELARGEUSEDPL Number of fixed large frame used to satisfy pageable large frame requests. Serialized by C/S. This field is deprecated as of HBB77B0 and always zero
1056 (420) SIGNED 4  RCEPLXRM Number of pageable large frame groups that are fixed
1060 (424) SIGNED 4  RCENMAFC Number of available pageable large frame groups (non-pref)
1064 (428) SIGNED 8  RCENMMSS Number of failed attempts to back storage with pageable large frames (non-pref)
1072 (430) SIGNED 8  RCESGAUXSCM Number of shared page groups backed on SCM storage - Serialized by RSMCM lock
1080 (438) SIGNED 8  RCEHVSHRAUXSCM Number of High Virtual Shared pages backed on SCM storage. This count includes the Rce64_HvShr1MAuxScm value - Serialized by RSMCM lock
1088 (440) SIGNED 8  RCEHVCOMMONAUXSCM Number of High Virtual Common pages backed on SCM storage - Serialized by RSMCM lock
1096 (448) SIGNED 8  RCETOTPIDASD Total page-ins from DASD. Excludes SWAP-IN, VIO, AND HIPERSPACE PAGE-INS. Serialized by CSG
1104 (450) SIGNED 8  RCETOTPISCM Total page-ins from SCM Excludes SWAP-IN, VIO, AND HIPERSPACE PAGE-INS. Serialized by CSG
1112 (458) SIGNED 8  RCETOTPODASD Total page-outs to DASD. Excludes Swap-Out, VIO PAGE-OUT, VIO MOVEOUT and HIPERSPACE PAGES. Serialized by CSG
1120 (460) SIGNED 8  RCETOTPOSCM Total page-outs to SCM. Excludes Swap-Out, VIO PAGE-OUT, VIO MOVEOUT and HIPERSPACE PAGES. Serialized by CSG
1128 (468) CHARACTER 24   Reserved for HBB7780
1152 (480) SIGNED 8  RCEHVCOMMONPAGES1M Number of 64-Bit common memory 1M pages that are backed in real
1160 (488) SIGNED 8  RCEHVCOMMONPAGESFIXED1M Number of 64-Bit common memory 1M pages that are fixed in real
1168 (490) SIGNED 8  RCETOTPO1M Total page-outs for 1M pages. Excludes SWAP-IN, VIO, AND HIPERSPACE PAGE-INS. Serialized by CSG
1176 (498) SIGNED 8  RCETOTPI1M Total page-ins for 1M pages. Excludes SWAP-IN, VIO, AND HIPERSPACE PAGE-INS. Serialized by CSG
1184 (4A0) SIGNED 8  RCETOTPO1MSCM Total page outs for 1M pages to SCM. Excludes Swap-Out, VIO PAGE-OUT, VIO MOVEOUT and HIPERSPACE PAGES. Serialized by CSG
1192 (4A8) SIGNED 8  RCETOTPI1MSCM Total page-ins of 1M pages from SCM. Excludes Swap-Out, VIO PAGE-OUT, VIO MOVEOUT and HIPERSPACE PAGES. Serialized by CSG
1200 (4B0) SIGNED 8  RCECOMPO1M Number of 64-bit common memory 1M pages paged-out Serialized by CSG
1208 (4B8) SIGNED 8  RCECOMPI1M Number of 64-bit common memory 1M pages paged-in Serialized by CSG
1216 (4C0) SIGNED 8  RCE_FREEMAINEDFRAMES Number of freemained frames in all address spaces. Serialized by CS
1224 (4C8) SIGNED 4  RCE_FFREGIONTARGETINIT Initial value of Rax_FFRegionTarget
1228 (4CC) SIGNED 4  RCE_FFHIGHTARGETINIT Initial value of Rax64_FFHighTarget
1232 (4D0) CHARACTER 8  RCERSV8 Reserved for HBB7780
1240 (4D8) SIGNED 4  RCEPHPOOL Total preferred high frame pool count (in 4k frame units)
1244 (4DC) SIGNED 4  RCELARGEALLOCATEDPL Number of Fixed Large Pages allocated as Pageable Large Pages - different from RCELargeUsedPL which is the number of fixed large pages currently used as pageable large pages. If they were to be demoted, they would not be counted in RCELargeUsedPL. Demoted pageable large pages are included in this field. Serialized by CS. This field is deprecated as of HBB77B0 and always zero
1248 (4E0) SIGNED 4  RCEPLTOTAL Total Number of 1M frames in the system. Similar to RcePhPool but in 1M units.
1252 (4E4) SIGNED 4  RCELARGEUSEDPLHWM High-Water mark of the number of large pages allocated on behalf of pageable large requests. This field is deprecated as of HBB77B0 and always zero
1256 (4E8) SIGNED 8  RCE2GMEMORYOBJECTS Number of 2G Memory Objects allocated in the system
1256 (4E8) CHARACTER 4    
1260 (4EC) SIGNED 4  RCE2GMEMORYOBJECTS31  
1264 (4F0) SIGNED 8  RCE2GPAGESBACKEDINREAL Number of 2G pages backed in real storage
1264 (4F0) CHARACTER 4    
1268 (4F4) SIGNED 4  RCE2GPAGESBACKEDINREAL31  
1272 (4F8) SIGNED 8  RCE2GNONRECONLFASIZE Size of the Non-Reconfigurable 2G Frame Area in 2G units
1272 (4F8) CHARACTER 4    
1276 (4FC) SIGNED 4  RCE2GNONRECONLFASIZE31  
1280 (500) SIGNED 8  RCE2GNONRECONLFAUSED Number of 2G frames in the Non-Reconfigurable 2G Frame Area that are allocated
1280 (500) CHARACTER 4    
1284 (504) SIGNED 4  RCE2GNONRECONLFAUSED31  
1288 (508) SIGNED 4  RCE2GHWM High water mark for the number of 2G frame groups used by the system
1292 (50C) SIGNED 4  RCE_MAXMEMPOOLS Number of mempools that RSM should be initialized to handle (e.g. number of MPT entries that RSM initialization should obtain). This value is initialized during IPL by WLM/SRM based on resource group limits. This value must not exceed the maximum number of mempools currently supported by RSM - Mpt_kMptMaxMempoolsSupported
1296 (510) ADDRESS 8  RCEGLRU64SEGHDRPTR Pointer to the 64-bit Global LRU Segment Header
1304 (518) SIGNED 4  RCEREQUESTEDNUMPCIE1MPAGES Number of 1M pages requested for PCIE. This will be set by IOS during IPL to be used by IAXMT to reserve the 1M PCIE area. Initialized to zero since IAXMT will request no less than kSizeForPCIEDevices pages regardless of what is specified here.
1308 (51C) SIGNED 4  RCE_QUADQUEUEAFC Number of available quad frame groups on the quad frame queue. These frames are also counted in RceQdAfc.
1312 (520) SIGNED 4  RCE_OCTOAFC Number of available octo frame groups (count does not factor out the 2 quad reserves)
1316 (524) SIGNED 4  RCE_OCTOFRAMESINUSE Number of octo frame groups in-use
1320 (528) SIGNED 4  RCE_OCTOFRAMESINUSEHWM High water mark for the number of octo frame groups in-use
1324 (52C) SIGNED 4  RCE_PDATQUADCOUNT Number of PDAT frames used for Quad frames. In increments of 1 per Quad
1328 (530) SIGNED 4  RCE_PDATPAGETABLECOUNT Number of 4k PDAT frames used for page tables
1332 (534) CHARACTER 68  RCERSV10 Reserved for JBB778H
1400 (578) ADDRESS 8  RCE64PTR Pointer to 64-bit RCE extension
1408 (580) CHARACTER 1  RCEEND(0) KEEP RCE A MULTIPLE OF 8 BYTES
1408 (580) X'580' 0  RCE_LEN "*-RCE"
Table 2. Cross Reference for RCE
Name Offset Hex Tag
RCE 0
RCE_ASLRENABLED 21C 7
RCE_ASLR24ENABLED 21C 4
RCE_ASLR24WASONCEENABLED 21E 20
RCE_ASLR31ENABLED 21C 2
RCE_ASLR31WASONCEENABLED 21E 10
RCE_ASLR64ENABLED 21C 1
RCE_CHANGEATTRIBUTEAPPLIED 14D 1
RCE_FFHIGHTARGETINIT 4CC
RCE_FFREGIONTARGETINIT 4C8
RCE_FREEMAINEDFRAMES 4C0
RCE_INORIGINENABLED 14D 4
RCE_LEN 580 580
RCE_MAXMEMPOOLS 50C
RCE_NOIPTEENABLE 21C 10
RCE_NOIPTEHIGHENABLE 21C 8
RCE_OA51647APPLIED 14F 1
RCE_OCTOAFC 520
RCE_OCTOFRAMESINUSE 524
RCE_OCTOFRAMESINUSEHWM 528
RCE_PDATPAGETABLECOUNT 530
RCE_PDATQUADCOUNT 52C
RCE_QUADQUEUEAFC 51C
RCE_SENSITIVESUPPORTAPPLIED 14D 2
RCE_SRMSAYSKEEPFREEMAINEDFRAMES 21C 20
RCE_SRMSAYSREASON 21D
RCE_SRMSAYSREASONAFQ 21D 40
RCE_SRMSAYSREASONCONFIGOFFLINE 21D 20
RCE_SRMSAYSREASONFXS 21D 80
RCE_TARGETMAYBEREADONLYENABLED 14F 4
RCE_TGHAS@ 244
RCE_USERKEYCOMMONUSAGE 21E 80
RCE_USERKEYCOMMONUSAGESINCEIPL 21E 40
RCE_USE2GTO64GENABLE 14F 8
RCEABOVELOW 218
RCEABOVEOK 21A
RCEABVFX 1E8
RCEABVPL 1F4
RCEAEC 94
RCEAECLO 98
RCEAECOK 9C
RCEAFC 88
RCEAFCLO 18
RCEAFCOK 1C
RCEBELFX 7C
RCEBELOWLOW 214
RCEBELOWOK 216
RCEBELPL 8
RCEBELSF 17C
RCEBLPIA 138
RCEBLPIE 134
RCEBLSTA 140
RCEBLSTE 13C
RCEBPPIA 128
RCEBPPIE 124
RCEBPSTA 130
RCEBPSTE 12C
RCECADSHW 23E
RCECADSLOST 240
RCECADSUSED 23C
RCECOMBI B4
RCECOMPI 48
RCECOMPI1M 4B8
RCECOMPO 5C
RCECOMPO1M 4B0
RCECOMRC 38
RCECSARE 1B8
RCEDBFRM E4
RCEDEFFX 10
RCEDEFQF 1D5
RCEDFC 8C
RCEDFRS 24
RCEDREFR 1C8
RCEDRIPS DC
RCEDRIRS E8
RCEENABLEINCRDEDICATED 3B4
RCEENABLEINCRSHARED 3B0
RCEEND 580
RCEESINU A4
RCEESPI 144
RCEESPL A0
RCEESREA AC
RCEESSPI 18C
RCEESSPO 190
RCEESST 148
RCEESTB1 69
RCEESTB2 6A
RCEESTB3 6B
RCEESTTS 68
RCEESWRT A8
RCEFAUXS 14C 4
RCEFBV 194
RCEFBV1 194
RCEFBV2 198
RCEFBV3 19C
RCEFBV4 1A0
RCEFEAT3ENAB 14E 20
RCEFEAT5ENAB 14E 8
RCEFIXAB 14C 80
RCEFIXB1 15C
RCEFIXB2 15E
RCEFLAGS 14C
RCEFLAGSABN 21C
RCEFLAGS1 14C
RCEFLAGS2 14D
RCEFLAGS3 14E
RCEFLAGS4 14F
RCEFLGS5 21C
RCEFLGS7 21E
RCEFLGS8 21F
RCEFQSPLITLIM 2A4
RCEFRV1 11C
RCEFRV2 11E
RCEFRV3 120
RCEFRV4 122
RCEFXABVSTL 2DC
RCEFXSTL 118
RCEFXTOTSTL 2E0
RCEGETFRAMEDEFERTHRESHOLD 25C
RCEGLRUSEGHDRPTR 2D8
RCEGLRU64SEGHDRPTR 510
RCEGROUP B0
RCEHRTPN 17
RCEHRTPP 16
RCEHSPEM 108
RCEHSPER 104
RCEHSPEW 100
RCEHSPPI 110
RCEHSPPO 10C
RCEHSPRR 200
RCEHSPRW 1FC
RCEHVCOMMONAUXSCM 440
RCEHVCOMMONAUXSLOTS 398
RCEHVCOMMONAUXSLOTS31 39C
RCEHVCOMMONEND 370
RCEHVCOMMONHWMBYTES 380
RCEHVCOMMONINREAL 390
RCEHVCOMMONINREAL31 394
RCEHVCOMMONNMOMB 388
RCEHVCOMMONOBJECTSFIXED1M 418
RCEHVCOMMONPAGES 378
RCEHVCOMMONPAGESDREF 3A8
RCEHVCOMMONPAGESDREF31 3AC
RCEHVCOMMONPAGESFIXED 3A0
RCEHVCOMMONPAGESFIXED1M 488
RCEHVCOMMONPAGESFIXED31 3A4
RCEHVCOMMONPAGES1M 480
RCEHVCOMMONPAGES31 37C
RCEHVCOMMONSTRT 368
RCEHVSHRAUXSCM 438
RCEHVSHRAUXSLOTS 268
RCEHVSHRAUXSLOTS31 26C
RCEHVSHRINREAL 260
RCEHVSHRINREAL31 264
RCEHVSHRPAGEINS 270
RCEHVSHRPAGEINS31 274
RCEHVSHRPAGEOUTS 278
RCEHVSHRPAGEOUTS31 27C
RCEID 0
RCEINCLUDE1MAFC 14E 2
RCEKRE 158
RCELARGEALLOCATEDPL 4DC
RCELARGEMEMORYOBJECTS 2E8
RCELARGEMEMORYOBJECTS31 2EC
RCELARGEPAGESBACKEDINREAL 2F0
RCELARGEPAGESBACKEDINREAL31 2F4
RCELARGEUSEDPL 41C
RCELARGEUSEDPLHWM 4E4
RCELARGEUSED1MHWM 324
RCELARGEUSED4K 408
RCELARGEUSED4KHWM 328
RCELFAVAILGROUPS 31C
RCELPABI D8
RCELPAFX 1C0
RCELPAPI 4C
RCELPARC 3C
RCELPARE 1BC
RCELSAFC 320
RCELSIRS EC
RCELVHPRSTRT 228
RCELVLPRLIM 220
RCELVSHRGBYTES 250
RCELVSHRLIM 228
RCELVSHRNMOMB 258
RCELVSHRPAGES 248
RCELVSHRPAGES31 24C
RCELVSHRSTRT 220
RCEMAXFRAMESCPUQ 2A0
RCEMAXFRAMESTOEXAMINE 2C8
RCEMAXFRAMESTOEXAMINE31 2CC
RCEMAXFX C
RCEMAXHVFRM 234
RCEMIGAI F4
RCEMINHVFRM 230
RCEMVBEL B8
RCENAAFC 1DC
RCENBAFC 1D8
RCENHAFC 1E0
RCENMAFC 424
RCENMMSS 428
RCENONRECONLFASIZE 300
RCENONRECONLFASIZE31 304
RCENONRECONLFAUSED 310
RCENONRECONLFAUSED31 314
RCENON1STREFFAULTS 294
RCENORCF 14C 20
RCENSAFC 3F4
RCENUMFRAMESFX 28C
RCENUMOFFIXREQUESTS 288
RCENUMOFFRAVAILABLEBYSWAP 2C0
RCENUMOFFRAVAILABLEBYSWAP31 2C4
RCENUMOFGETMAINREQUESTS 280
RCENWSF CC
RCENWSP C4
RCENWSS C8
RCEOA44207APPLIED 14F 80
RCEOA44436APPLIED 14F 40
RCEOA46291APPLIED 14F 20
RCEOA51864APPLIED 14D 8
RCEPAAFC 1A8
RCEPAGEABLELARGE 14E 10
RCEPAGMV 90
RCEPBAFC 84
RCEPBAFL 40
RCEPERCENTSTOLEN 2D0
RCEPERCENTSTOLEN31 2D4
RCEPFCOK 1AC
RCEPFTAL 204
RCEPGSBACKEDONGTMNREQS 284
RCEPHAFC 1CC
RCEPHPOOL 4D8
RCEPIOOK 14C 8
RCEPLFAILEDSINCELASTCOALESCE 3E8
RCEPLFRM 3F0
RCEPLHWM 3DC
RCEPLRID 3D0
RCEPLSID 3C8
RCEPLSZ 3B8
RCEPLTOTAL 4E0
RCEPLXRM 420
RCEPMAFC 3D8
RCEPMMSS 3C0
RCEPOOL 4
RCEPRCUR 154
RCEPRMCT 210
RCEPRTBL 150
RCEPRTDW 150
RCEPSAFC 3E0
RCEQDAFC 1D0
RCEQDFRM 1EC
RCEQDSZ 208
RCEQDTHR 1F0
RCEQFAIL 1D4
RCEQSAFC 1E4
RCERASPINITIALIZED 14D 80
RCERAX 80
RCERCFEX 14C 10
RCEREALFRAMESINITIALIZED 21C 40
RCERECONLFASIZE 2F8
RCERECONLFASIZE31 2FC
RCERECONLFAUSED 308
RCERECONLFAUSED31 30C
RCEREQUESTEDNUMPCIE1MPAGES 518
RCERET F0
RCERPBEX 14
RCERSQA 20
RCERSV10 534
RCERSV2 1D6
RCERSV3 3E4
RCERSV4 298
RCERSV5 2E8
RCERSV6 32C
RCERSV7 3F8
RCERSV8 4D0
RCESCMBLOCKMANAGERDAMAGED 14D 20
RCESCMBLOCKMANAGERENABLED 14D 40
RCESCMEVACINPROGRESS 21C 80
RCESGAUX 174
RCESGAUXSCM 430
RCESGINE 170
RCESGINR 16C
RCESOFFENAB 14E 4
RCESPFR 2C
RCESPGPI 184
RCESPGPO 188
RCESPQUO 180
RCESQAFX 1C4
RCESSINH 14C 40
RCESTABL 114
RCESTABV 2E4
RCESTBRK 238
RCESTECB 1F8
RCESTLTI 160
RCESTORAGEINITECBP 1F8 40
RCESTORAGEINITECBW 1F8 80
RCESTORAGESTATUSGOODATIPL 14D 10
RCESTTOT 29C
RCESUBSPACEV64 14E 80
RCESWPPI 50
RCESWPPO 60
RCETOTFX 78
RCETOTPI 44
RCETOTPIDASD 448
RCETOTPISCM 450
RCETOTPI1M 498
RCETOTPI1MSCM 4A8
RCETOTPO 58
RCETOTPODASD 458
RCETOTPOSCM 460
RCETOTPO1M 490
RCETOTPO1MSCM 4A0
RCETOTRC 34
RCETOTSF 178
RCETOTSG 168
RCETOTSM 1A4
RCEUKCR 14C 1
RCEUNOWNEDCOMMONLARGEOBJECTS 40C
RCEUNOWNEDCOMMONLARGEPAGES 410
RCEUSE2GTO32GAREAOK 14C 2
RCEVIOME 6C
RCEVIOMG 74
RCEVIOMR 1B0
RCEVIOPI 54
RCEVIOPO 64
RCEVIORE 70
RCEVIORR 1B4
RCEVIORU 30
RCEV64COMMONGUARD 14E 1
RCEV64COUNTDISCARD 14F 2
RCEV64COUNTPAGES 14E 40
RCEWLM 68
RCEWRAPS C0
RCEWSACT F8
RCEWSAM FC
RCEWSDNE D4
RCEWSPRP D0
RCE1STREFFAULTS 290
RCE2GHWM 508
RCE2GMEMORYOBJECTS 4E8
RCE2GMEMORYOBJECTS31 4EC
RCE2GNONRECONLFASIZE 4F8
RCE2GNONRECONLFASIZE31 4FC
RCE2GNONRECONLFAUSED 500
RCE2GNONRECONLFAUSED31 504
RCE2GPAGESBACKEDINREAL 4F0
RCE2GPAGESBACKEDINREAL31 4F4
RCE64PTR 578