memory DUMPS

The memory for the user context is used up?:
STORAGE_PARAMETERS_WRONG_SET
SYSTEM_ROLL_IN_ERROR
TSV_TNEW_BLOCKS_NO_ROLL_MEMORY
TSV_TNEW_PAGE_ALLOC_FAILED
TSV_TNEW_NO_ROLL_MEMORY

The allocated areas in the shared memory (EM and PXA) violate the OS specific restrictions
PXA_NO_SHARED_MEMORY

Memory boottleneck durring an operation in the database interface
DBIF_RTAB_NO_MEMORY
DBIF_RSQL_NO_MEMORY

SAP paging memory is used up
SYSTEM_NO_MORE_PAGING
TSB_TNEW_PAGE_ALLOC_FAILED

If ztta/max_memreq_MB is set too low
SYSTEM_NO_ROLL

Parameter changes without restart

If you need to change some memory parameters but you cannot restart the instance, have solution.
You can change the parameters from RZ11 and run the remport RSMEMORY.

610965 Parameter in RZ11 cannot be switched

Memory management

Extend Memory - Heap Memory - Roll Area


Parameters
EM
em/initial_size_MB
ztta/roll_extension
ztta/roll_extension_dia
ztta/roll_extension_nondia

HM (swap - PRIV mode)
abap/heap_area_dia
abap/heap_area_nondia
abap/heap_area_total

RA
ztta/roll_first
ztta/roll_area