Bug 1832819

Summary:	[4.5] "Error on ingesting results from rule evaluation with different value but same timestamp" warn info in prometheus container
Product:	OpenShift Container Platform	Reporter:	Junqi Zhao <juzhao>
Component:	Monitoring	Assignee:	Simon Pasquier <spasquie>
Status:	CLOSED ERRATA	QA Contact:	Junqi Zhao <juzhao>
Severity:	low	Docs Contact:
Priority:	low
Version:	4.5	CC:	alegrand, anpicker, erooth, kakkoyun, lcosic, mloibl, pkrupa, spasquie, surbania
Target Milestone:	---	Keywords:	Regression
Target Release:	4.5.0
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:		Doc Type:	No Doc Update
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-07-13 17:35:55 UTC	Type:	Bug
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description Junqi Zhao 2020-05-07 10:24:29 UTC

Description of problem:
# oc -n openshift-monitoring logs prometheus-k8s-0 -c prometheus | grep "Error on ingesting results from rule evaluation with different value but same timestamp"
level=warn ts=2020-05-07T05:27:18.513Z caller=manager.go:566 component="rule manager" group=kube-apiserver-slos msg="Error on ingesting results from rule evaluation with different value but same timestamp" numDropped=1
level=warn ts=2020-05-07T05:32:18.513Z caller=manager.go:566 component="rule manager" group=kube-apiserver-slos msg="Error on ingesting results from rule evaluation with different value but same timestamp" numDropped=1
level=warn ts=2020-05-07T06:25:18.514Z caller=manager.go:566 component="rule manager" group=kube-apiserver-slos msg="Error on ingesting results from rule evaluation with different value but same timestamp" numDropped=1
level=warn ts=2020-05-07T07:27:18.513Z caller=manager.go:566 component="rule manager" group=kube-apiserver-slos msg="Error on ingesting results from rule evaluation with different value but same timestamp" numDropped=1

 oc -n openshift-monitoring logs prometheus-k8s-1 -c prometheus | grep "Error on ingesting results from rule evaluation with different value but same timestamp"
level=warn ts=2020-05-07T05:27:18.513Z caller=manager.go:566 component="rule manager" group=kube-apiserver-slos msg="Error on ingesting results from rule evaluation with different value but same timestamp" numDropped=1
level=warn ts=2020-05-07T05:32:48.513Z caller=manager.go:566 component="rule manager" group=kube-apiserver-slos msg="Error on ingesting results from rule evaluation with different value but same timestamp" numDropped=1
level=warn ts=2020-05-07T06:25:18.514Z caller=manager.go:566 component="rule manager" group=kube-apiserver-slos msg="Error on ingesting results from rule evaluation with different value but same timestamp" numDropped=1
level=warn ts=2020-05-07T07:27:48.522Z caller=manager.go:566 component="rule manager" group=kube-apiserver-slos msg="Error on ingesting results from rule evaluation with different value but same timestamp" numDropped=1

these warn info does not affect the function

Version-Release number of selected component (if applicable):
4.5.0-0.nightly-2020-05-06-003431

How reproducible:
always

Steps to Reproduce:
1.
2.
3.

Actual results:


Expected results:


Additional info:

Comment 1 Junqi Zhao 2020-05-07 10:39:05 UTC

4.5.0-0.nightly-2020-05-06-003431
node_exporter v0.18.1

Comment 2 Junqi Zhao 2020-05-07 10:40:27 UTC

(In reply to Junqi Zhao from comment #1)
> node_exporter v0.18.1

prometheus 2.15.2

Comment 7 Junqi Zhao 2020-05-27 02:15:35 UTC

no issue with 4.5.0-0.nightly-2020-05-26-193830

Comment 8 errata-xmlrpc 2020-07-13 17:35:55 UTC

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-2020:2409