Questions Around DM_Oracle SHM Report
(Doc ID 1419966.1)
Last updated on JUNE 07, 2021
Applies to:Oracle Communications Billing and Revenue Management - Version 22.214.171.124.0 and later
Information in this document applies to any platform.
This document will answer some of the queries regarding the values populated for various fields during the shm report generation.
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In this Document
|Questions and Answers|
|What is the significance of heap high water mark (heap HWM) and what is the unit of heap HWM ?|
|What does hblock_max_used 277 mean?|
|What does ‘used 96528 in 2 chunks ‘ in ‘big_size 2097152 (0x200000) mean?|
|Are the values against hblock_max_used, big_max_used, heap HWM refer to the memory/blocks in use at the time of report generation?|
|Does ‘trans_op_max 46’ refer to number of operations performed between last dm restart and time of report generation?|
|How should we identify from the report that it is time to change shared memory and/or big memory size of dm?|
|Is ‘dm_bigsize’ allocated besides ‘dm_shmsize’ or part of the ‘dm_shmsize’ is kept aside for ‘dm_bigsize’?|
|We define dm_bigsize and dm_shmsize for dm_oracle, dm_ifw_sync. Does the system allocate separate memory block for each of the dm or it is shared?|