Storage manager statistics

These statistics are produced to aid all aspects of storage management.

Note that the terms 'DSA' (dynamic storage area), and 'pagepool', are interchangeable.

This section contains the following statistics:

Storage manager: Domain subpools statistics

These statistics can be accessed online using the EXEC CICS® COLLECT STATISTICS STORAGE command, and are mapped by the DFHSMDDS DSECT. For programming information about the EXEC CICS COLLECT STATISTICS command, see the CICS System Programming Reference manual.

Table 123. Storage manager: Domain subpools statistics
DFHSTUP name Field name Description
Subpool Name SMDSPN is the unique 8-character name of the domain subpool. The values of the domain subpool field are described in  Appendix F. MVS and CICS virtual storage.

Reset characteristic: Not reset

 

NOT IN THE DFHSTUP REPORT SMDETYPE The assembler DSECT field name has the value X'01' or X'02', indicating whether all the elements in the subpool are fixed length or variable length. For further information about subpool elements, see  Appendix F. MVS and CICS virtual storage.

Reset characteristic: Not reset

 

NOT IN THE DFHSTUP REPORT SMDFLEN is the length of each subpool element (applicable to FIXED length subpools only). For further information about subpool elements, see  Appendix F. MVS and CICS virtual storage.

Reset characteristic: Not reset

 

NOT IN THE DFHSTUP REPORT SMDELCHN The assembler DSECT field name has the value X'01' or X'02', indicating whether or not SM maintains an element chain for the subpool with the addresses and lengths of each element. For further information about element chains, see  Appendix F. MVS and CICS virtual storage.

Reset characteristic: Not reset

 

NOT IN THE DFHSTUP REPORT SMDBNDRY is the boundary on which each element is aligned. This is a power of 2 in the range 8 through 4096 bytes. For further information about boundaries, see  Appendix F. MVS and CICS virtual storage.

Reset characteristic: Not reset

 

NOT IN THE DFHSTUP REPORT SMDLOCN The storage location of this domain subpool. The assembler DSECT field name has the following values:
  • SMDBELOW (X'01') below the 16MB line.
  • SMDABOVE (X'02') above the 16MB line.

Reset characteristic: Not reset

 

Location SMDDSANAME Name of the DSA that the domain subpool is allocated from. Values can be 'CDSA', 'SDSA', 'RDSA', 'ECDSA', 'ESDSA', and 'ERDSA'.

Reset characteristic: Not reset

 

NOT IN THE DFHSTUP REPORT SMDDSAINDEX A unique identifier for the dynamic storage area that this subpool is allocated from. Values can be
  • SMDCDSA (X'01') indicating that the subpool storage is obtained from the CDSA.
  • SMDSDSA (X'03') indicating that the subpool storage is obtained from the UDSA.
  • SMDRDSA (X'04') indicating that the subpool storage is obtained from the RDSA.
  • SMDECDSA (X'05') indicating that the subpool storage is obtained from the ECDSA.
  • SMDESDSA (X'07') indicating that the subpool storage is obtained from the EUDSA.
  • SMDERDSA (X'08') indicating that the subpool storage is obtained from the ERDSA.

Reset characteristic: Not reset

 

Access SMDACCESS is the type of access of the subpool. It will be either CICS, USER, or READONLY. If storage protection is not active, all storage areas will revert to CICS except those in the ERDSA.
  • SMDCICS (X'01') access is CICS key.
  • SMDUSER (X'02') access is USER key.
  • SMDREADONLY (X'03') is read-only protection.

Reset characteristic: Not reset

 

NOT IN THE DFHSTUP REPORT SMDIFREE is the size of the initial free area for the subpool (which may be zero), expressed in bytes. For further information about the initial free area, see  Appendix F. MVS and CICS virtual storage.

Reset characteristic: Not reset

 

Getmain Requests SMDGMREQ is the number of GETMAIN requests for the subpool.

Reset characteristic: Reset to zero

 

Freemain Requests SMDFMREQ is the number of FREEMAIN requests for the subpool.

Reset characteristic: Reset to zero

 

Current Elements SMDCELEM is the current number of storage elements in the subpool.

Reset characteristic: Not reset

 

Current Elem Stg SMDCES is the sum of the lengths of all the elements in the subpool, expressed in bytes.

Reset characteristic: Not reset

 

Current Page Stg SMDCPS is the space taken by all the pages allocated to the subpool, expressed in bytes.

Reset characteristic: Not reset

 

Peak Page Stg SMDHWMPS is the peak page storage allocated to support the storage requirements of this subpool.

Reset characteristic: Reset to current value

 

Storage manager: Global statistics

These statistics can be accessed online using the EXEC CICS COLLECT STATISTICS STORAGE command. For programming information about the EXEC CICS COLLECT STATISTICS command, see the CICS System Programming Reference manual.

These statistics are collected for each DSA. They are available online, and are mapped by the DFHSMSDS DSECT.

Table 124. Storage manager: Global statistics
DFHSTUP name Field name Description
Storage protection SMSSTGPROT X'01' active

X'00' not active

Reset characteristic: Not reset

 

Transaction isolation SMSTRANISO X'01' active

X'00' not active

Reset characteristic: Not reset

 

Reentrant programs SMSRENTPGM X'01' protect. RDSA and ERDSA obtained from key 0 storage.

X'00' no protect. RDSA and ERDSA obtained from key 8 storage.

Reset characteristic: Not reset

 

Current DSA limit SMSDSALIMIT Current DSA limit value.

Reset characteristic: Not reset

 

Current DSA total SMSDSATOTAL Total amount of storage currently allocated to the DSAs below the line. This value may be smaller or larger than SMSDSALIMIT.

Reset characteristic: Not reset

 

Peak DSA total SMSHWMDSATOTAL The peak amount of storage allocated to the DSAs below the line. This value may be smaller or larger than SMSDSALIMIT.

Reset characteristic: Reset to current value

 

Current EDSA limit SMSEDSALIMIT Current EDSA limit.

Reset characteristic: Not reset

 

Current EDSA total SMSEDSATOTAL Total amount of storage currently allocated to the DSAs above the line. This value may be smaller or larger than SMSEDSALIMIT.

Reset characteristic: Not reset

 

Peak EDSA total SMSHWMESDATOTAL The peak amount of storage allocated to the DSAs above the line. This value may be smaller or larger than SMSEDSALIMIT.

Reset characteristic: Reset to current value

 

MVS™ storage request waits SMSMVSSTGREQWAITS The total number of MVS storage requests that have waited for MVS storage above 16MB.

Reset characteristic: Reset to zero

 

Total time waiting for MVS storage SMSTIMEWAITMVS The total time that MVS storage requests have spent waiting for MVS storage above 16MB.

Reset characteristic: Reset to zero

 

Storage manager: Subspace statistics

These statistics can be accessed online using the EXEC CICS COLLECT STATISTICS STORAGE command. For programming information about the EXEC CICS COLLECT STATISTICS command, see the CICS System Programming Reference manual.

These statistics are collected for each DSA, and are mapped by the DFHSMSDS DSECT.

Table 125. Storage manager: Subspace statistics
DFHSTUP name Field name Description
Current unique subspace users SMSUSSCUR Current number of unique subspace users. Number of tasks currently allocated a unique subspace.

 

Total unique subspace users SMSUSSCUM Total number of tasks that have been allocated a unique subspace.

 

Peak unique subspace users SMSUSSHWM The peak number of tasks concurrently allocated a unique subspace.

 

Current common subspace users SMSCSSCUR Number of tasks currently allocated to the common subspace

 

Total common subspace users SMSCSSCUM Total number of tasks allocated to the common subspace

 

Peak common subspace users SMSCSSHWM The peak number of tasks concurrently allocated to the common subspace.

 

Storage manager: Dynamic storage areas statistics

These statistics can be accessed online using the EXEC CICS COLLECT STATISTICS STORAGE command. For programming information about the EXEC CICS COLLECT STATISTICS command, see the CICS System Programming Reference manual.

These statistics are collected for each DSA. They are available online, and are mapped by the DFHSMSDS DSECT.

Table 126. Storage manager: Dynamic storage areas statistics
DFHSTUP name Field name Description
NOT IN THE DFHSTUP REPORT SMSNPAGP is the number of DSAs in the CICS region. There are eight DSAs: the CDSA (CICS dynamic storage area), the UDSA (user dynamic storage area), the SDSA (shared dynamic storage area), the RDSA (read-only dynamic storage area), the ECDSA (extended CICS dynamic storage area), the EUDSA (extended user dynamic storage area), the ESDSA (extended shared dynamic storage area), and the ERDSA (extended read-only dynamic storage area).

Reset characteristic: not reset

 

Note:
The following fields are mapped by the SMSBODY DSECT within the DFHSMSDS DSECT. The SMSBODY DSECT is repeated for each DSA in the CICS region (SMSNPAGP).
     

 

Header in DFHSTUP report SMSDSANAME Name of the DSA that this record represents. Values can be 'CDSA', 'UDSA', 'SDSA', 'RDSA', 'ECDSA', 'EUDSA', 'ESDSA', and 'ERDSA'.

Reset characteristic:Not reset

 

NOT IN THE DFHSTUP REPORT SMSDSAINDEX A unique identifier for the dynamic storage area that this subpool is allocated from. Values can be:
  • SMSCDSA (X'01') The page pool is the CDSA.
  • SMSUDSA (X'02') The page pool is the UDSA.
  • SMSSDSA (X'03') The page pool is the SDSA.
  • SMSRDSA (X'04') The page pool is the RDSA.
  • SMSECDSA (X'05') The page pool is the ECDSA.
  • SMSEUDSA (X'06') The page pool is the EUDSA.
  • SMSESDSA (X'07') The page pool is the ESDSA.
  • SMSERDSA (X'08') The page pool is the ERDSA.

Reset characteristic: not reset

 

NOT IN THE DFHSTUP REPORT SMSLOCN is the location of this DSA. The assembler DSECT field name has the following values:
  • SMSBELOW (X'01') below the 16MB line
  • SMSABOVE (X'02') above the 16MB line.

 

Current DSA Size SMSDSASZ is the current size of the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA, expressed in bytes.

Reset characteristic: Not reset

 

Peak DSA Size SMSHWMDSASZ is the peak size of the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA, expressed in bytes since that last time that statistics were recorded.

Reset characteristic: Reset to current value

 

Cushion Size SMSCSIZE is the size of the cushion, expressed in bytes. The cushion forms part of the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA, and is the amount of storage below which CICS goes SOS.

Reset characteristic: Not reset

 

Free storage (inc. cushion) SMSFSTG is the amount of free storage in this DSA, that is the number of free pages multiplied by the page size (4K), expressed in bytes.

Reset characteristic: Not reset

 

Percentage free storage is the percentage of the storage that is free. This value is calculated offline by DFHSTUP and is, therefore, not accessible via the EXEC CICS COLLECT STATISTICS command.

Reset characteristic: Not reset

 

Peak free storage SMSHWMFSTG is the largest amount of storage that is free since the last time that statistics were recorded.

Reset characteristic: Not reset

 

Lowest free storage SMSLWMFSTG is the smallest amount of storage that is free since the last time that statistics were recorded.

Reset characteristic: Reset to current value

 

Largest free area SMSLFA is the length of the largest contiguous free area in the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA, expressed in bytes. To get an indication of the storage fragmentation in this DSA, compare this value with "Free storage" (SMSFSTG) in the DSA. If the ratio is large, this DSA is fragmented.

Reset characteristic: Not reset

 

Getmain Requests SMSGMREQ is the number of GETMAIN requests from the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA.

Reset characteristic: Reset to zero

 

Freemain Requests SMSFMREQ is the number of FREEMAIN requests from the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA.

Reset characteristic: Reset to zero

 

NOT IN THE DFHSTUP REPORT SMSASR is the number of ADD_SUBPOOL requests to create a subpool (domain or task) from the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA.

Reset characteristic: Reset to zero

 

NOT IN THE DFHSTUP REPORT SMSDSR is the number of DELETE_SUBPOOL requests (domain or task) from the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA.

Reset characteristic: Reset to zero

 

NOT IN THE DFHSTUP REPORT SMSCSUBP is the current number of subpools (domain and task) in the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA.

Reset characteristic: Not reset

 

Times no storage returned SMSCRISS is the number of times a GETMAIN request with SUSPEND(NO) returned the condition INSUFFICIENT_STORAGE.

Reset characteristic: Reset to zero

 

Times request suspended SMSUCSS is the number of times a GETMAIN request with SUSPEND(YES) was suspended because of insufficient storage to satisfy the request at the moment.

Reset characteristic: Reset to zero

 

Current suspended SMSCSS is the number of GETMAIN requests currently suspended for storage.

Reset characteristic: Not reset

 

Peak requests suspended SMSHWMSS is the peak number of GETMAIN requests suspended for storage.

Reset characteristic: Reset to current value

 

Purged while waiting SMSPWWS is the number of requests which were purged while suspended for storage.

Reset characteristic: Reset to zero

 

Times cushion released SMSCREL is the number of times a GETMAIN request caused the storage cushion to be released. The cushion is said to be released when the number of free pages drops below the number of pages in the cushion and there are no more free extents available to increase the size of this DSA.

Reset characteristic: Reset to zero

 

Times went short on storage SMSSOS is the number of times CICS went SOS in this DSA (CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA), where SOS means either that the cushion is currently in use and/or there is at least one task suspended for storage.

Reset characteristic: Reset to zero

 

Total time SOS SMSTSOS is the accumulated time that CICS has been SOS in this DSA. The DFHSTUP report expresses this time as days:hours:minutes: seconds.decimals; however, the DSECT field contains the time as a store clock (STCK) value.

Reset characteristic: Reset to zero

 

Storage violations SMSSV is the number of storage violations recorded in the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, and the ERDSA.

 

Access SMSACCESS is the type of access of the DSA. It will be either CICS, USER, or READONLY. If storage protection is not active, all storage areas will revert to CICS except those in the ERDSA.
  • SMSCICS (X'01') access is CICS key.
  • SMSUSER (X'02') access is USER key.
  • SMSREADONLY (X'03') is read-only protection.

Reset characteristic: Not reset

 

Current extents SMSEXTS is the number of extents currently allocated to a specified dynamic storage area.

Reset characteristic: Not reset

 

Extents added SMSEXTSA is the number of extents added to a dynamic storage area since the last time statistics were recorded.

Reset characteristic: Not reset

 

Extents released SMSEXTSR is the number of extents which have been released from a dynamic storage area since the last time statistics were recorded.

Reset characteristic: Not reset

 

Storage manager: Task subpools statistics

These statistics cannot be accessed online using the EXEC CICS COLLECT STATISTICS command. They are produced only for offline processing (written to SMF).

These statistics are collected for each DSA. They are mapped by the DFHSMTDS DSECT.

Although task subpools are dynamically created and deleted for each task in the system, these statistics are the sum of all task subpool figures for the task related DSAs (CDSA, UDSA, ECDSA, and EUDSA). If further granularity of task storage usage is required, use the performance class data of the CICS monitoring facility.

Table 127. Storage manager: Task subpools statistics Apart from the very first field, the following fields are mapped by the SMTBODY DSECT within the DFHSMTDS DSECT. The SMTBODY DSECT is repeated for each task subpool in the CICS region (SMTNTASK).
DFHSTUP name Field name Description
NOT IN THE DFHSTUP REPORT SMTNTASK is the number of task subpools in the CICS region.

Reset characteristic: not reset

 

DSA Name SMTDSANAME Name of the dynamic storage area from which this task storage has been allocated. Values can be 'CDSA', 'UDSA', 'ECDSA',and 'EUDSA'.

Reset characteristic: not reset

 

NOT IN THE DFHSTUP REPORT SMTDSAINDEX A unique identifier for the dynamic storage area that these statistics refer to. Values can be:
  • SMTCDSA (X'01') indicating that the task storage is obtained from the CDSA
  • SMTUDSA (X'02') indicating that the task storage is obtained from the UDSA
  • SMTECDSA (X'05') indicating that the task storage is obtained from the ECDSA
  • SMTEUDSA (X'06') indicating that the task storage is obtained from the EUDSA

Reset characteristic: not reset

 

NOT IN THE DFHSTUP REPORT SMTLOCN tells you whether the dynamic storage area is above or below the line.
  • SMTBELOW (X'01') below the 16MB line
  • SMTABOVE (X'02') above the 16MB line.

Reset characteristic: not reset

 

Access SMTACCESS is the type of access of the subpool. It will be either CICS or USER.
  • SMTCICS (X'01') access is CICS key
  • SMTUSER (X'02') access is USER key.

Reset characteristic: not reset

 

Getmain Requests SMTGMREQ is the number of task subpool GETMAIN requests from this dynamic storage area.

Reset characteristic: reset to zero

 

Freemain Requests SMTFMREQ is the number of task subpool FREEMAIN requests from this dynamic storage area.

Reset characteristic: reset to zero

 

Current Elements SMTCNE is the number of elements in all the task subpools in this dynamic storage area.

Reset characteristic: not reset

 

Current Elem Stg SMTCES is the sum of the storage occupied by all elements in task subpools within this dynamic storage area, expressed in bytes.

Reset characteristic: not reset

 

Current Page Stg SMTCPS is the sum of the storage in all pages allocated to task subpools within this dynamic storage area, expressed in bytes.

Reset characteristic: not reset

 

Peak Page Stg SMTHWMPS is the peak page storage allocated to support task storage activity in that dynamic storage area.

Reset characteristic: reset to current value

 

Storage manager: Summary domain subpools statistics

Summary statistics are not available online.

Table 128. Storage manager: Summary domain subpools statistics
DFHSTUP name Description
Subpool Name is the unique 8-character name of the domain subpool. The values of the domain subpool field are described in  Appendix F. MVS and CICS virtual storage.

 

Location is the indicator of the subpool location (CDSA, SDSA, RDSA, ECDSA, ESDSA, or ERDSA).

 

Access is the type of access of the subpool. It will be either CICS, USER, or READONLY. If storage protection is not active, all storage areas will revert to CICS except those in the ERDSA.

 

Getmain Requests is the total number of GETMAIN requests for the subpool.

 

Freemain Requests is the total number of FREEMAIN requests for the subpool.

 

Peak Elements is the peak number of storage elements in the subpool.

 

Peak Elem Stg is the peak amount of element storage in the subpool, expressed in bytes.

 

Peak Page Stg is the peak amount of page storage in the subpool, expressed in bytes.

 

Storage manager: Summary global statistics

Summary statistics are not available online.

Table 129. Storage manager: Summary global statistics
DFHSTUP name Description
Storage protection shows whether storage protection is 'ACTIVE' or 'NOT ACTIVE'.

 

Transaction isolation shows whether transaction isolation is 'ACTIVE' or 'NOT ACTIVE'.

 

Reentrant programs shows whether write protection for reentrant programs is enabled (PROTECT -- so RDSA and ERDSA are obtained from key 0 storage) or disabled (NOPROTECT -- so RDSA and ERDSA are obtained from key 8 storage).

 

Current DSA limit is the limit of the CICS dynamic storage areas as defined by the DSALIM system initialization parameter.

 

Current DSA total is the total amount of storage currently allocated to the DSAs below the line. This value may be smaller or larger than the value for 'Current DSA limit'.

 

Peak DSA total is the peak amount of storage allocated to the DSAs below the line. This value may be smaller or larger than the value for 'Current DSA limit'.

 

Current EDSA limit is the limit of the CICS extended dynamic storage areas as defined by the EDSALIM system initialization parameter.

 

Current EDSA total is the total amount of storage currently allocated to the DSAs above the line. This value may be smaller or larger than the value for 'Current EDSA limit'.

 

Peak EDSA total is the peak amount of storage allocated to the DSAs above the line. This value may be smaller or larger than the value for 'Current EDSA limit'.

 

MVS storage request waits The total number of MVS storage requests that have waited for MVS storage above 16MB.

 

Total time waiting for MVS storage The total time that MVS storage requests have spent waiting for MVS storage above 16MB.

 

Storage manager: Summary subspace statistics

Summary statistics are not available online.

Table 130. Storage manager: Summary subspace statistics
DFHSTUP name Description
Total unique subspace users The total number of tasks that have been allocated a unique subspace.

 

Peak unique subspace users The peak number of tasks concurrently allocated a unique subspace.

 

Total common subspace users The total number of tasks allocated to the common subspace.

 

Peak common subspace users The peak number of tasks concurrently allocated to the common subspace.

 

Storage manager: Summary dynamic storage areas statistics

Summary statistics are not available online.

Table 131. Storage manager: Summary dynamic storage areas statistics
DFHSTUP name Description
Current DSA size is the total size of the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA, expressed in bytes.

 

Peak DSA size is the peak size of the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA, expressed in bytes.

 

Cushion size is the size of the cushion, expressed in bytes. The cushion forms part of the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA, and is the amount of storage below which CICS goes SOS.

 

Peak free storage is the peak amount of free storage in this DSA, that is the number of free pages multiplied by the page size (4K), expressed in bytes.

 

Lowest free storage is the lowest amount of free storage encountered over the summarised period in this DSA, that is the number of free pages multiplied by the page size (4K), expressed in bytes.

 

Getmain requests is the total number of GETMAIN requests from the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA.

 

Freemain requests is the total number of FREEMAIN requests from the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA.

 

Times no storage returned is the total number of times a GETMAIN request with SUSPEND(NO) returned the condition INSUFFICIENT_STORAGE.

 

Times request suspended is the total number of times a GETMAIN request with SUSPEND(YES) was suspended because of insufficient storage to satisfy the request at the moment.

 

Peak requests suspended is the peak number of GETMAIN requests suspended for storage.

 

Purged while waiting is the total number of requests which were purged while suspended for storage.

 

Times cushion released is the total number of times a GETMAIN request caused the storage cushion to be released. The cushion is said to be released when the number of free pages drops below the number of pages in the cushion, and there are no more free extents available to increase the size of this DSA.

 

Times went short on storage is the total number of times CICS went SOS in this DSA (CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, or ERDSA), where SOS means either that the cushion is currently in use and/or there is at least one task suspended for storage.

 

Total time SOS is the accumulated time that CICS has been SOS in this DSA. The DFHSTUP report expresses this time as days:hours:minutes:seconds.decimals.

 

Storage violations is the total number of storage violations recorded in the CDSA, UDSA, SDSA, RDSA, ECDSA, EUDSA, ESDSA, and ERDSA.

 

Access is the type of access of the DSA. It will be either CICS, USER, or READONLY. If storage protection is not active, all storage areas will revert to CICS except those in the ERDSA.

 

Current extents is the number of extents currently allocated to the DSA.

 

Extents added is the number of extents added to the DSA since the last time statistics were recorded.

 

Extents released is the number of extents which have been released from the DSA since the last time statistics were recorded.

 

Storage manager: Summary task subpools statistics

Summary statistics are not available online.

The following fields are mapped by the SMTBODY DSECT within the DFHSMTDS DSECT. The SMTBODY DSECT is repeated for each task subpool in the CICS region (SMTNTASK).

Table 132. Storage manager: Summary task subpools statistics
DFHSTUP name Description
DSA Name tells you whether the dynamic storage area is in the CDSA, UDSA, ECDSA, or EUDSA.

 

Access is the type of access of the subpool. It will be either CICS, or USER.

 

Getmain Requests is the total number of task subpool GETMAIN requests from this dynamic storage area.

 

Freemain Requests is the total number of task subpool FREEMAIN requests from this dynamic storage area.

 

Peak Elements is the peak of the current number of elements in all the task subpools in this dynamic storage area.

 

Peak Elem Stg is the peak of the current amount of storage occupied by all elements in task subpools within this dynamic storage area, expressed in bytes.

 

Peak Page Stg is the peak amount of storage in all pages allocated to task subpools within this dynamic storage area, expressed in bytes.

 

Related reference
Back to full list of statistics and DFHSTUP reports
Appendix A. CICS statistics tables
Interpreting these statistics
Interpreting storage manager statistics
DFH0STAT reports for these statistics
Storage Reports
Storage - Program Subpools
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