Bug 1653725 - [ceph-metrics]"Request Queue Length" is always "0" when running rgw ios
Summary: [ceph-metrics]"Request Queue Length" is always "0" when running rgw ios
Keywords:
Status: CLOSED INSUFFICIENT_DATA
Alias: None
Product: Red Hat Ceph Storage
Classification: Red Hat Storage
Component: Ceph-Metrics
Version: 3.2
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: rc
: 5.0
Assignee: ceph-eng-bugs
QA Contact: Madhavi Kasturi
Bara Ancincova
URL:
Whiteboard:
Depends On:
Blocks: 1629656
TreeView+ depends on / blocked
 
Reported: 2018-11-27 13:54 UTC by Yogesh Mane
Modified: 2021-09-23 08:42 UTC (History)
11 users (show)

Fixed In Version:
Doc Type: Known Issue
Doc Text:
.`_Request Queue Length_` displays an incorrect value In the `_Ceph RGW Workload_` dashboard, the `_Request Queue Length_` parameter always displays `0` even when running Ceph Object Gateways I/Os from different clients. There is no workaround at this time.
Clone Of:
Environment:
Last Closed: 2020-05-17 08:33:53 UTC
Embargoed:

Attachments (Terms of Use)
Screenshot of dashboard (147.08 KB, image/png)
2018-11-27 13:54 UTC, Yogesh Mane 		no flags Details
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Links
System ID Private Priority Status Summary Last Updated
Red Hat Issue Tracker RHCEPH-1870 0 None None None 2021-09-23 08:42:21 UTC

Description Yogesh Mane 2018-11-27 13:54:19 UTC 
Created attachment 1508874 [details]
Screenshot of dashboard

Description of problem:
In "Ceph RGW Workload" dashboard ,"Request Queue Length" parameter is always "0" when running rgw ios from different clients.

Version-Release number of selected component (if applicable):
cephmetrics-ansible-2.0.1-1.el7cp.x86_64
ceph-ansible-3.2.0-0.1.rc3.el7cp.noarch

How reproducible:
Always

Steps to Reproduce:
1.Install ceph cluster
2.Install ceph-metrics
3.Crete buckets from different clients & put objects in buckets.Access already created buckets from different clients & put objects in those buckets

Actual results:
"Request Queue Length" field is "0"

Expected results:
"Request Queue Length" should show value greater than 0

Additional info:
Comment 4 Yogesh Mane 2018-11-29 06:41:37 UTC 
Hi Bara

Looks good.

Thank you,

Yogesh
Comment 7 Giridhar Ramaraju 2019-08-05 13:12:22 UTC 
Updating the QA Contact to a Hemant. Hemant will be rerouting them to the appropriate QE Associate. 

Regards,
Giri
Comment 8 Giridhar Ramaraju 2019-08-05 13:13:08 UTC 
Updating the QA Contact to a Hemant. Hemant will be rerouting them to the appropriate QE Associate. 

Regards,
Giri
Comment 11 Yaniv Kaul 2020-02-25 12:23:27 UTC 
In any case, let's look at this for 5.0 and if needed, backport. No point in moving it along z-streams.
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