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MUF_MEM_SUMMARY (MMS)

The MUF_MEM_SUMMARY Dynamic System Table contains one row that summarizes current MUF memory use. This table and the MUF_MEMORY_DETAIL table are user-friendly ways of providing information retrieved using the ?MEM console command.

The MUF_MEM_SUMMARY table contains the following columns:

Column Name

SQL Data Type

Nullable

Description

LARGE_PAGES_IN_1M

DECIMAL(11,0)

No

The total number of SYSPOOL index buffer 64-bit memory allocations in 1M increments being backed by large pages.

MEM_REQUESTS

 

DECIMAL(11,0)

No

The number of requests made to the MUF memory manager. This count includes both get memory and free memory requests.

MUF_NAME

 

CHAR(8)

No

Name of the MUF specified in the MUF Multi-User startup option or the MUF job name.

OUT_OF_MEM_COUNT

 

INTEGER

No

The number of times memory was requested but could not be honored from the MUF memory manager, because of insufficient available memory.

PGM_MEM_24BIT_IN_K

 

DECIMAL(11,0)

No

This shows most but not all 24-bit program memory, divided by 1024 (in K).

PGM_MEM_31BIT_IN_K

 

DECIMAL(11,0)

No

This shows most but not all 31-bit program memory, divided by 1024 (in K).

TOTAL_24BIT_IN_K

 

DECIMAL(11,0)

No

Number of 1024 segments allocated in 24-bit program memory.

TOTAL_31BIT_IN_M

 

DECIMAL(11,0)

No

Number of 1,048,576 segments allocated in 31-bit program memory.

TOTAL_64BIT_IN_M

 

DECIMAL(11,0)

 

No

Number of 1,048,576 segments allocated above the 64-bit bar.