GSU Are Updated Incorrectly in Balance Cache (Doc ID 2861562.1)

Last updated on AUGUST 08, 2023

Applies to:

Symptoms

ACTUAL BEHAVIOR
---------------
One user configured a bundle with charge offer contains pricing for Zone 5 as 10.072125/MB and with dynamic quota of 1MB for Zone 5.

The nonLinear rating is enable in along with Tariff Time Change (TTC) in the system.

In Step 5 as below, Elastic Charging Engine (ECE) does not return the correct Granted-Service-Unit (GSU) of nearly 8MB with Final Unit Indication (FUI).

EXPECTED BEHAVIOR
-----------------------
ECE balance cache should be updated with the correct GSU.

STEPS
-----------------------
The issue can be reproduced at will with the following steps:

1. Pass initiate & update 1 from Zone 5.
USU=0 GSU=1075200
reservedBalance=10.325683593750},{activeReservation=10.325683593750},{consumed
Reservation=0
SessionID= GPRS_1641594696
ResultCode= 2001
GSU=1075200

2. Pass Update 2
USU=1075200 GSU=1075200
reservedBalance=20.651367187500},{activeReservation=10.325683593750},{consumed
Reservation=10.325683593750

SessionID= GPRS_1641594696
ResultCode= 2001
GSU=1075200

3. Pass Update 3
USU=1075200 GSU=1075200
reservedBalance=30.977050781250},{activeReservation=10.325683593750},{consumed
Reservation=20.651367187500

SessionID= GPRS_1641594696
ResultCode= 2001
GSU=1075200

4. Pass update 4
USU=1075200 GSU=1075200
reservedBalance=41.302734375000},{activeReservation=10.325683593750},{consumed
Reservation=30.977050781250

SessionID= GPRS_1641594696
ResultCode= 2001
GSU=1075200

5. Pass update 5

USU=1075200 GSU=0 with FUI as Terminate   -----------> GSU is coming as 0 instead of around 8MB.
reservedBalance=49.661621093750},{activeReservation=8.358886718750},{consumedReservation=41.302734375000}

SessionID= GPRS_1641594696
ResultCode= 2001
GSU=0

Cause

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