Bug 1856645

Summary:	Start time is same for initial two query though 1 minutes interval passed
Product:	OpenShift Container Platform	Reporter:	hongyan li <hongyli>
Component:	Monitoring	Assignee:	Andrew Pickering <anpicker>
Status:	CLOSED ERRATA	QA Contact:	hongyan li <hongyli>
Severity:	low	Docs Contact:
Priority:	unspecified
Version:	4.6	CC:	alegrand, anpicker, aos-bugs, erooth, jokerman, juzhao, kakkoyun, lcosic, mloibl, pkrupa, surbania
Target Milestone:	---
Target Release:	4.6.0
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:		Doc Type:	No Doc Update
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-10-27 16:14:10 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 hongyan li 2020-07-14 07:11:54 UTC

Description of problem:
Login in cluster console as admin, click "Monitoring -> Metrics"
click 'insert example query'
Set query range as 15m
open the browser developer tools to watch the API request.
change refresh interval from refresh off to 1 minutes

API requests:
https://console-openshift-console.apps.qe-groupd-0714.qe.devcluster.openshift.com/api/prometheus/api/v1/query_range?start=1594707753.643&end=1594708653.643&step=5&query=sort_desc%28sum%28sum_over_time%28ALERTS%7Balertstate%3D%22firing%22%7D%5B24h%5D%29%29+by+%28alertname%29%29&timeout=5s
https://console-openshift-console.apps.qe-groupd-0714.qe.devcluster.openshift.com/api/prometheus/api/v1/query_range?start=1594707753.842&end=1594708653.842&step=5&query=sort_desc%28sum%28sum_over_time%28ALERTS%7Balertstate%3D%22firing%22%7D%5B24h%5D%29%29+by+%28alertname%29%29&timeout=5s
https://console-openshift-console.apps.qe-groupd-0714.qe.devcluster.openshift.com/api/prometheus/api/v1/query_range?start=1594707813.848&end=1594708713.848&step=5&query=sort_desc%28sum%28sum_over_time%28ALERTS%7Balertstate%3D%22firing%22%7D%5B24h%5D%29%29+by+%28alertname%29%29&timeout=5s

[hongyli@hongyli-fed verification-tests]$ date --date='@1594707753.643'
Tue 14 Jul 2020 02:22:33 PM CST
[hongyli@hongyli-fed verification-tests]$ date --date='@1594707753.842'
Tue 14 Jul 2020 02:22:33 PM CST
[hongyli@hongyli-fed verification-tests]$ date --date='@1594707813.848'
Tue 14 Jul 2020 02:23:33 PM CST

Version-Release number of selected component (if applicable):
4.6.0-0.nightly-2020-07-13-203610

How reproducible:
always

Steps to Reproduce:
1.
2.
3.

Actual results:
Start time is same for initial two query

Expected results:
The start time for second query should be 1 minutes later than the first query

Additional info:
Set query range as 5m
open the browser developer tools to watch the API request.
change refresh interval from refresh off to 1 minutes
https://console-openshift-console.apps.qe-groupd-0714.qe.devcluster.openshift.com/api/prometheus/api/v1/query_range?start=1594708760.71&end=1594709060.71&step=5&query=sort_desc%28sum%28sum_over_time%28ALERTS%7Balertstate%3D%22firing%22%7D%5B24h%5D%29%29+by+%28alertname%29%29&timeout=5s
https://console-openshift-console.apps.qe-groupd-0714.qe.devcluster.openshift.com/api/prometheus/api/v1/query_range?start=1594708760.941&end=1594709060.941&step=5&query=sort_desc%28sum%28sum_over_time%28ALERTS%7Balertstate%3D%22firing%22%7D%5B24h%5D%29%29+by+%28alertname%29%29&timeout=5s
https://console-openshift-console.apps.qe-groupd-0714.qe.devcluster.openshift.com/api/prometheus/api/v1/query_range?start=1594708820.925&end=1594709120.925&step=5&query=sort_desc%28sum%28sum_over_time%28ALERTS%7Balertstate%3D%22firing%22%7D%5B24h%5D%29%29+by+%28alertname%29%29&timeout=5s

[hongyli@hongyli-fed verification-tests]$ date --date='@1594708760.71'
Tue 14 Jul 2020 02:39:20 PM CST
[hongyli@hongyli-fed verification-tests]$ date --date='@1594708760.941'
Tue 14 Jul 2020 02:39:20 PM CST
[hongyli@hongyli-fed verification-tests]$ date --date='@1594708820.925'
Tue 14 Jul 2020 02:40:20 PM CST

Set query range as 30m
open the browser developer tools to watch the API request.
change refresh interval from refresh off to 1 minutes
https://console-openshift-console.apps.qe-groupd-0714.qe.devcluster.openshift.com/api/prometheus/api/v1/query_range?start=1594708439.784&end=1594710239.784&step=6&query=sort_desc%28sum%28sum_over_time%28ALERTS%7Balertstate%3D%22firing%22%7D%5B24h%5D%29%29+by+%28alertname%29%29&timeout=5s
https://console-openshift-console.apps.qe-groupd-0714.qe.devcluster.openshift.com/api/prometheus/api/v1/query_range?start=1594708440.178&end=1594710240.178&step=6&query=sort_desc%28sum%28sum_over_time%28ALERTS%7Balertstate%3D%22firing%22%7D%5B24h%5D%29%29+by+%28alertname%29%29&timeout=5s
https://console-openshift-console.apps.qe-groupd-0714.qe.devcluster.openshift.com/api/prometheus/api/v1/query_range?start=1594708500.015&end=1594710300.015&step=6&query=sort_desc%28sum%28sum_over_time%28ALERTS%7Balertstate%3D%22firing%22%7D%5B24h%5D%29%29+by+%28alertname%29%29&timeout=5s
[hongyli@hongyli-fed verification-tests]$ date --date='@1594708439.784'
Tue 14 Jul 2020 02:33:59 PM CST
[hongyli@hongyli-fed verification-tests]$ date --date='@1594708440.178'
Tue 14 Jul 2020 02:34:00 PM CST
[hongyli@hongyli-fed verification-tests]$ date --date='@1594708500.015'
Tue 14 Jul 2020 02:35:00 PM CST

Comment 4 hongyan li 2020-08-10 05:30:53 UTC

Test with payload 4.6.0-0.nightly-2020-08-07-202945

Login in cluster console as admin, click "Monitoring -> Metrics"
click 'insert example query'
Set query range as 15m
open the browser developer tools to watch the API request.
change refresh interval from refresh off to 1 minutes

API requests:
https://console-openshift-console.apps.hongyli-8-10.qe.devcluster.openshift.com/api/prometheus/api/v1/query_range?start=1597034810.267&end=1597036610.267&step=6&query=sort_desc%28sum%28sum_over_time%28ALERTS%7Balertstate%3D%22firing%22%7D%5B24h%5D%29%29+by+%28alertname%29%29&timeout=5s
https://console-openshift-console.apps.hongyli-8-10.qe.devcluster.openshift.com/api/prometheus/api/v1/query_range?start=1597034870.273&end=1597036670.273&step=6&query=sort_desc%28sum%28sum_over_time%28ALERTS%7Balertstate%3D%22firing%22%7D%5B24h%5D%29%29+by+%28alertname%29%29&timeout=5s

date --date='@1597034810.267'
Mon 10 Aug 2020 12:46:50 PM CST
date --date='@1597034870.273'
Mon 10 Aug 2020 12:47:50 PM CST

time is correct for initial 2 queries.

Comment 6 errata-xmlrpc 2020-10-27 16:14:10 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 (OpenShift Container Platform 4.6 GA Images), 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-2020:4196