Bug 1105848

Summary:	Deleting snapshot does not free up block device Actual space allocation
Product:	Red Hat Enterprise Virtualization Manager	Reporter:	rhev-integ
Component:	vdsm	Assignee:	Daniel Erez <derez>
Status:	CLOSED ERRATA	QA Contact:	Aharon Canan <acanan>
Severity:	high	Docs Contact:
Priority:	unspecified
Version:	3.4.0	CC:	aberezin, acathrow, amureini, bazulay, gklein, iheim, kgoldbla, lbopf, lpeer, Rhev-m-bugs, scohen, tnisan, yeylon
Target Milestone:	---	Keywords:	ZStream
Target Release:	3.4.1
Hardware:	x86_64
OS:	Linux
Whiteboard:	storage
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:	Previously, deleting a snapshot of block images/disks did not free up that snapshot's Actual space allocation on the VM image. Now, a fix enables the volume chain to be correctly prepared, and Actual space is updated to its expected size.	Story Points:	---
Clone Of:	1097819	Environment:
Last Closed:	2014-07-29 14:20:29 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	Storage	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1097819
Bug Blocks:

Comment 2 Aharon Canan 2014-06-26 08:22:30 UTC

verified using 3.4.1 av10

Steps to Reproduce:
1. Create a vm with a disk on iscsi block device
2. Create around 4 snapshots - After each snapshot creation the Actual space of the image grows by 1 GB as expected
3. Delete the last snapshot

Comment 4 errata-xmlrpc 2014-07-29 14:20:29 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.

http://rhn.redhat.com/errata/RHBA-2014-0970.html