Address Space Summary
Use the Address Space Summary panel to view information about the size and usage of the DBM1 and DIST address spaces.
________________ ZJ225 VTM O2 V540.#P DC11 MM/DD/YY HH:MM:SS 2
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> R.M.A
>
> *-Address Space Summary B-Thread Information C-Shared and Common Storage
> D-Stmt Cache and xProc E-Pool Detail F-IRLM Storage
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> Address Space Summary
J22A
+ Address Space Name DBM1 DIST
+
+ Average Thread Footprint (MB) 0.22 N/A
+ Maximum Number of Thread 4517 N/A
+ Castout Buffer Storage (MB) 0 N/A
+
+ 24-Bit Low Private 172032 253952
+ 24-Bit High Private 483328 274432
+ High Address 24-Bit Private Region 00030000 00044000
+ 31-Bit Extended Low Private 86728704 8060928
+ 31-Bit Extended High Private 33611776 13905920
+ High Address 31-bit Private Region 26400000 218B0000
+ Extended Region Size 1555456K 1555456K
+
+ 31-Bit Storage Reserved for Must-Complete Operation 155545K 155545K
+ 31-Bit Storage Reserved for Z/OS Use 40960 40960
+ Storage Cushion Warning to Contract 155545K 155545K
+ Storage Cushion (MB) 303 N/A
+
+ Total 31-Bit Getmained Stack 8515584 1523712
+ Total 31-Bit Stack In Use 7024640 1130496
+ Total 31-Bit Variable Pool Storage 2846720 360448
+ Total 31-Bit Fixed Pool Storage 118784 86016
+ Total 31-Bit Getmained Storage 267272 12634
+ Total 31-Bit Storage (MB) 11 N/A
+ Amount of Available 31-Bit Storage 1437932K 1534000K
+ Total 31-Bit Storage Inuse Percentage 10.8 2.4
+ Db2 31-Bit Storage Inuse Percentage .0 N/A
+
+ Total 64-Bit Private Variable Pool Storage 201736K 167936
+ Total 64-Bit Private Fixed Pool Storage 10891264 110592
+ Total 64-Bit Private Getmained Storage 109636K 0
+ Total 64-Bit Private Storage for Storage 2449408 1400832
+
+ Real 4K Frames In Use 76432 1061
+ Real 4K Frames In Use (64-Bit) 64911 86
+ Real 4K Frames In Use(64-Bit Private) 46552 83
+ HWM of Real 4K Frames 77031 383
+ 4K Auxiliary Slots In Use 74089 2066
+ 4K Auxiliary Frames In Use(64-Bit) 59518 372
+ 4K Auxiliary Frames In Use(64-Bit Private) 34409 341
+ HWM of 4K Auxiliary Frames 59518 372
+
+ Real 2G Frames In Use (64-Bit) 0 0
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Fields
- Address Space Name
- The address space names, DBM1 (database service) and DIST (distributed data facility).
- Db2 field
- QW0225AN
- Average Thread Footprint (MB)
- The average size of all threads in the address space.
- Maximum Number of Thread
- The maximum number of threads in the address space.
- Castout Buffer Storage (MB)
- The size of the castout buffer.
- 24-Bit Low Private
- The amount of private z/OS® storage below the 16 MB line.
This storage is obtained from bottom upward, usually for unauthorized programs.
- Db2 field
- QW0225LO
- 24-Bit High Private
- The amount of private z/OS storage below the 16 MB line.
This storage is obtained from top downward, usually for authorized programs.
- Db2 field
- QW0225HI
- High Address 24-Bit Private Region
- The current high address of the 24-bit private region.
- Db2 field
- QW0225TP
- 31-Bit Extended Low Private
- The amount of private z/OS storage above the 16 MB line.
This storage is obtained from bottom upward, usually for unauthorized programs.
- Db2 field
- QW0225EL
- 31-Bit Extended High Private
- The amount of private z/OS storage above the 16 MB line.
This storage is obtained from top downward, usually for authorized programs.
- Db2 field
- QW0225EH
- High Address 31-bit Private Region
- The current high address of 31-bit private region.
- Db2 field
- QW0225EP
- Extended Region Size
- The size of the z/OS extended region.
- Db2 field
- QW0225TP
- 31-Bit Storage Reserved for Must-Complete Operation
- The size of the 31-bit storage reserved for operations that must be completed.
- Db2 field
- QW0225CR
- 31-Bit Storage Reserved for z/OS Use
- The size of the 31-bit storage reserved for z/OS.
- Db2 field
- QW0225MV
- Storage Cushion Warning to Contract
- The storage cushion warning to contract.
- Db2 field
- QW0225SO
- Storage Cushion
- The storage cushion.
- Calculation
- QW0225SO + QW0225CR + QW0225MV
- Total 31-Bit Getmained Stack
- The getmained stack storage.
- Db2 field
- QW0225GS
- Total 31-Bit Stack In Use
- The total size of the 31-bit stack in use.
- Db2 field
- QW0225SU
- Total 31-Bit Variable Pool Storage
- The variable storage below the 31-bit bar.
- Db2 field
- QW0225VR
- Total 31-Bit Fixed Pool Storage
- The fixed storage below the 31-bit bar.
- Db2 field
- QW0225FX
- Total 31-Bit Getmained Storage
- The getmained storage below the 31-bit bar.
- Db2 field
- QW0225GM
- Total 31-Bit Storage (MB)
- The total size of the 31-bit storage.
- Amount of Available 31-Bit Storage
- The amount of available 31-bit storage.
- Db2 field
- QW0225AV
- Total 31-Bit Storage Inuse Percentage
- The total 31-bit storage inuse percentage.
- Calculation
- (QW0225RG - QW0225AV) / QW0225RG
- Db2 31-Bit Storage Inuse Percentage
- The Db2 31-bit storage inuse percentage.
- Calculation
- (QW0225GM + QW0225VR + QW0225FX + QW0225GS) / QW0225RG
- Total 64-Bit Private Variable Pool Storage
- The total size of the 64-bit private variable pool storage.
- Db2 field
- QW0225VA
- Total 64-Bit Private Fixed Pool Storage
- The total size of the 64-bit private fixed pool storage.
- Db2 field
- QW0225FA
- Total 64-Bit Private Getmained Storage
- The total size of the 64-bit private getmained storage.
- Db2 field
- QW0225GA
- Total 64-Bit Private Storage for Storage
- The total size of the 64-bit private storage allocated for storage manager control structures.
- Db2 field
- QW0225SM
- Real 4K Frames In Use
- The number of real 4K frames in use for 31-bit and 64-bit private pools.
- Db2 field
- QW0225RL
- Real 4K Frames In Use (64-Bit)
- The number of real 4K frames in use for 64-bit private pools.
- Db2 field
- QW0225HVPagesInReal
- Requires
- z/OS version 1.11 and later
- Real 4K Frames In Use (64-Bit Private)
- The number of real 4K frames in use for 64-bit private storage. This field is a subset of
Real 4K Frames In Use (64-Bit) (QW0225HVPagesInReal) and does not include
buffer pool storage.
- Db2 field
- QW0225PriStg_Real
- Requires
- z/OS version 1.10 and later
- HWM of Real 4K Frames
- The high-water mark for the number of real 4K frames in use for 64-bit private pools.
- Db2 field
- QW0225HVGPagesInReal
- Requires
- z/OS version 1.11 and later
- 4K Auxiliary Slots In Use
- The number of 4K auxiliary slots in use for 31-bit and 64-bit private pools.
- Db2 field
- QW0225AX
- 4K Auxiliary Frames In Use (64-Bit)
- The number of 4K auxiliary frames in use for 64-bit private pools.
- Requires
- z/OS version 1.11 and later
- 4K Auxiliary Frames In Use (64-Bit Private)
- The number of 4K auxiliary slots in use for 64-bit private storage (does not include buffer pool
storage, only includes auxiliary slots occupied by pages that are paged out).
- Db2 field
- QW0225PriStg_Aux
- Requires
- z/OS version 1.10 and later
- HWM of 4K Auxiliary Frames
- The high-water mark for the number of 4K auxiliary frames in use.
- Real 2G Frames in Use (64-bit)
- The number of real 2G frames in use for 64-bit private.
- Db2 field
- QW0225HVPagesInReal2G
- Requires
- z/OS version 1.11 and later