Bug 1552314 – Metrics collection from an OpenShift 3.7 cluster frequently fails with "Hawkular metrics service unavailable: undefined method `keys' for nil:NilClass"

Bugzilla will be upgraded to version 5.0. The upgrade date is tentatively scheduled for 2 December 2018, pending final testing and feedback.

Bug 1552314 - Metrics collection from an OpenShift 3.7 cluster frequently fails with "Hawkular metrics service unavailable: undefined method `keys' for nil:NilClass"

Summary:	Metrics collection from an OpenShift 3.7 cluster frequently fails with "Hawku...

Status:	CLOSED ERRATA

Aliases:	None

Product:	Red Hat CloudForms Management Engine
Classification:	Red Hat
Component:	C&U Capacity and Utilization (Show other bugs)
Sub Component:
Version:	5.9.0
Hardware:	Unspecified Unspecified

Priority	high Severity high
Target Milestone:	GA
Target Release:	5.9.1
Assigned To:	Yaacov Zamir
QA Contact:	Einat Pacifici
Docs Contact:

URL:
Whiteboard:
Keywords:	ZStream

Depends On:	1537195
Blocks:	1554897
	Show dependency tree / graph

Reported:	2018-03-06 17:36 EST by Satoe Imaishi
Modified:	2018-04-11 13:47 EDT (History)
CC List:	13 users (show)

See Also:
Fixed In Version:	5.9.1.2
Doc Type:	If docs needed, set a value
Doc Text:
Story Points:	---
Clone Of:	1537195
Environment:
Last Closed:	2018-04-11 13:46:34 EDT
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	Container Management

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Add an attachment (proposed patch, testcase, etc.)

External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHBA-2018:0556	None	None	None	2018-04-11 13:47 EDT

Groups: None (edit)

Comment 2 CFME Bot 2018-03-06 17:52:44 EST

New commits detected on ManageIQ/manageiq-providers-kubernetes/gaprindashvili:

https://github.com/ManageIQ/manageiq-providers-kubernetes/commit/6b93f5476342e6368445bcf6da335fd00c4c4547
commit 6b93f5476342e6368445bcf6da335fd00c4c4547
Author:     Mooli Tayer <mtayer@redhat.com>
AuthorDate: Mon Jan  8 11:51:31 2018 -0500
Commit:     Mooli Tayer <mtayer@redhat.com>
CommitDate: Mon Jan  8 11:51:31 2018 -0500

    Merge pull request #204 from yaacov/do-not-try-to-proccess-when-no-metrics-returned

    Don't try to parse empty data set returned from hawkualr
    (cherry picked from commit 9c83dae5e0dba4d08d5b67d553c932a2ec13088f)

    Fixes https://bugzilla.redhat.com/show_bug.cgi?id=1552314

 app/models/manageiq/providers/kubernetes/container_manager/metrics_capture/hawkular_capture_context.rb | 2 +
 1 file changed, 2 insertions(+)


https://github.com/ManageIQ/manageiq-providers-kubernetes/commit/73a8d776f6eb044e95e040ff43533577677a5525
commit 73a8d776f6eb044e95e040ff43533577677a5525
Author:     Mooli Tayer <mtayer@redhat.com>
AuthorDate: Tue Jan 30 11:15:23 2018 -0500
Commit:     Mooli Tayer <mtayer@redhat.com>
CommitDate: Tue Jan 30 11:15:23 2018 -0500

    Merge pull request #227 from yaacov/remove-stucktrace-when-pod-has-no-metrics

    Do not raise an error when metrics are missing for one object
    (cherry picked from commit c83b42ae4af3a49d3c6a562510aff02210a24ac5)

    https://bugzilla.redhat.com/show_bug.cgi?id=1552314

 app/models/manageiq/providers/kubernetes/container_manager/metrics_capture.rb | 7 +-
 app/models/manageiq/providers/kubernetes/container_manager/metrics_capture/hawkular_capture_context.rb | 2 +-
 app/models/manageiq/providers/kubernetes/container_manager/metrics_capture/prometheus_capture_context.rb | 2 +-
 3 files changed, 7 insertions(+), 4 deletions(-)


https://github.com/ManageIQ/manageiq-providers-kubernetes/commit/cdc323e74a8efe921f8c5133b6c4518722b8ea82
commit cdc323e74a8efe921f8c5133b6c4518722b8ea82
Author:     Beni Cherniavsky-Paskin <cben@redhat.com>
AuthorDate: Wed Jan 31 10:11:42 2018 -0500
Commit:     Beni Cherniavsky-Paskin <cben@redhat.com>
CommitDate: Wed Jan 31 10:11:42 2018 -0500

    Merge pull request #228 from yaacov/recatch-no-metrics

    recatch the metrics not found error
    (cherry picked from commit 9769743ea2243943ee7f9a01b078676ac75ea109)

    https://bugzilla.redhat.com/show_bug.cgi?id=1552314

 app/models/manageiq/providers/kubernetes/container_manager/metrics_capture.rb | 4 +-
 app/models/manageiq/providers/kubernetes/container_manager/metrics_capture/hawkular_capture_context.rb | 2 +-
 app/models/manageiq/providers/kubernetes/container_manager/metrics_capture/prometheus_capture_context.rb | 2 +
 3 files changed, 5 insertions(+), 3 deletions(-)

Comment 7 errata-xmlrpc 2018-04-11 13:46:34 EDT

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2018:0556

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