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Bug 1484127

Summary:	osd: performance regression due to dup ops log
Product:	[Red Hat Storage] Red Hat Ceph Storage	Reporter:	Josh Durgin <jdurgin>
Component:	RADOS	Assignee:	Josh Durgin <jdurgin>
Status:	CLOSED ERRATA	QA Contact:	ceph-qe-bugs <ceph-qe-bugs>
Severity:	high	Docs Contact:
Priority:	unspecified
Version:	2.4	CC:	ceph-eng-bugs, ceph-qe-bugs, dzafman, hnallurv, jdurgin, kchai, kdreyer, vakulkar
Target Milestone:	rc
Target Release:	2.4
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	RHEL: ceph-10.2.7-32.el7cp Ubuntu: ceph_10.2.7-33redhat1	Doc Type:	No Doc Update
Doc Text:	undefined	Story Points:	---
Clone Of:		Environment:
Last Closed:	2017-09-05 20:49:52 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 Josh Durgin 2017-08-22 18:37:55 UTC

Description of problem:
https://bugzilla.redhat.com/show_bug.cgi?id=1461527 caused a performance regression of 40-50% IOPS on write workloads for SSD or NVMe setups. See upstream bug for more details.

Comment 14 errata-xmlrpc 2017-09-05 20:49:52 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-2017:2640