Bug 1315727

Summary:	Tier: Synchronization required in tier_run function
Product:	[Community] GlusterFS	Reporter:	Mohammed Rafi KC <rkavunga>
Component:	tiering	Assignee:	bugs <bugs>
Status:	CLOSED DEFERRED	QA Contact:	bugs <bugs>
Severity:	low	Docs Contact:
Priority:	low
Version:	mainline	CC:	atumball, bugs, sarumuga
Target Milestone:	---	Keywords:	Triaged
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2018-10-11 11:00:47 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 Mohammed Rafi KC 2016-03-08 13:31:37 UTC

Description of problem:

Two threads one for promotion and another for demotion writing/reading a variable without taking locks which can lead into inconsistency.

Version-Release number of selected component (if applicable):

mainline

How reproducible:

never tried

Steps to Reproduce:
1.
2.
3.

Actual results:


Expected results:


Additional info:

Also serialization is required for defrag->defrag_status variable.

Comment 2 Amar Tumballi 2018-10-11 11:00:47 UTC

Tiering component recommended for no future action!