Bug 1443606

Summary:	Chargeback report generation keeps whole openshift env in the memory (even after it finishes)
Product:	Red Hat CloudForms Management Engine	Reporter:	Šimon Lukašík <slukasik>
Component:	Reporting	Assignee:	Šimon Lukašík <slukasik>
Status:	CLOSED CURRENTRELEASE	QA Contact:	Gilad Shefer <gshefer>
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	5.7.0	CC:	epacific, gtanzill, jhardy, obarenbo, simaishi
Target Milestone:	GA	Keywords:	TestOnly
Target Release:	5.9.0
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	5.9.0.1	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:
Clones:	1444050 1444052 (view as bug list)		Environment:
Last Closed:	2018-03-06 15:05:00 UTC	Type:	Bug
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	Container Management	Target Upstream Version:
Embargoed:
Bug Depends On:
Bug Blocks:	1444050, 1444052

Description Šimon Lukašík 2017-04-19 14:24:48 UTC

Description of problem:
There are class instance variables on Chargeback classes that may hold whole OpenShift environment. For customers with huge environment this is problematic as the 

Version-Release number of selected component (if applicable):
5.7+

How reproducible:
deterministic, have 100_000 containers and see the reporting worker memory consumption never going back

Steps to Reproduce:
1. Run chargeback report
2. Watch memory consumption
3.

Actual results:
Memory consumption is kept high.

Expected results:
Memory consumption should went down

Additional info:
https://github.com/ManageIQ/manageiq/pull/14807