Bug 1731319

Summary: runtime error: "integer divide by zero" shows in Query Browser page if the time range is too small
Product: OpenShift Container Platform Reporter: Junqi Zhao <juzhao>
Component: Management ConsoleAssignee: Andrew Pickering <anpicker>
Status: CLOSED ERRATA QA Contact: Junqi Zhao <juzhao>
Severity: low Docs Contact:
Priority: unspecified    
Version: 4.2.0CC: aos-bugs, jokerman, mmccomas, spadgett
Target Milestone: ---   
Target Release: 4.2.0   
Hardware: Unspecified   
OS: Unspecified   
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Last Closed: 2019-10-16 06:30:08 UTC Type: Bug
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Description Flags
runtime error: "integer divide by zero" none

Description Junqi Zhao 2019-07-19 05:37:39 UTC 
Created attachment 1591903 [details]
runtime error: "integer divide by zero"

Description of problem:
login cluster console as cluster-admin and go to Query Browser page, search one metrics and drag in the graph to zoom in the time range
if the time range is too small, there will be runtime error: "integer divide by zero" 

API from console
https://console-openshift-console.apps.qe-juzhao-fri.qe.devcluster.openshift.com/api/prometheus/api/v1/query_range?end=1563513453.24&start=1563513453.213&step=0.00008999999999999999&query=ALERTS&timeout=5s

# date --date='@1563513453.24'
Fri Jul 19 01:17:33 EDT 2019

# date --date='@1563513453.213'
Fri Jul 19 01:17:33 EDT 2019


Version-Release number of selected component (if applicable):
4.2.0-0.nightly-2019-07-18-120653

How reproducible:
Always

Steps to Reproduce:
1. See the description
2.
3.

Actual results:
runtime error: "integer divide by zero" if the time range is too small

Expected results:


Additional info:
Comment 2 Junqi Zhao 2019-08-01 08:42:11 UTC 
the smallest time span is 10s if we drag and zoom in, even we set 1s in the dropdown list and drag to zoom in, the time span will be 10s. there is not runtime error now

payload: 4.2.0-0.nightly-2019-07-31-162901
Comment 3 errata-xmlrpc 2019-10-16 06:30:08 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-2019:2922