Bug 1273850

Summary:	Replica pairs in a volume shouldn't be from the same node
Product:	[Red Hat Storage] Red Hat Gluster Storage	Reporter:	Anush Shetty <ashetty>
Component:	heketi	Assignee:	Luis Pabón <lpabon>
Status:	CLOSED ERRATA	QA Contact:	Anush Shetty <ashetty>
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	unspecified	CC:	asrivast, madam, sankarshan
Target Milestone:	---	Keywords:	ZStream
Target Release:	RHGS 3.1.2
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	heketi-1.0.1-1	Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2016-03-01 05:44:04 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:
Bug Depends On:
Bug Blocks:	1260783

Description Anush Shetty 2015-10-21 12:04:26 UTC

Description of problem: During volume creation, there is a chance that heketi picks up replica pairs from the same node. This is not a supported RHGS configuration. 


Version-Release number of selected component (if applicable): 1.0.0


How reproducible: Always


Steps to Reproduce:
1. Run heketi server
2. Run heketi client to add nodes and devices
3. Create a volume 

Actual results:

Volume with replica pairs within the same node:

Eg. 

Volume Name: vol_f34cf8f3639e6d3a5106d97f8932ec9e
Type: Distributed-Replicate
Volume ID: 9af38984-2b03-4f1e-8691-bf51ad02ac44
Status: Started
Number of Bricks: 4 x 2 = 8
Transport-type: tcp
Bricks:
Brick1: rhshdp05.lab.eng.blr.redhat.com:/var/lib/heketi/mounts/vg_2cd66665852c51bbead1eb76f3b337ad/brick_18dce73c25f8d25fdaca8cff95fb583d/brick
Brick2: rhshdp06.lab.eng.blr.redhat.com:/var/lib/heketi/mounts/vg_546ec7767ff0e27137f56e1c8fb08d61/brick_7fe705e7f45ed1e640b0deb614f59c1f/brick
Brick3: rhshdp06.lab.eng.blr.redhat.com:/var/lib/heketi/mounts/vg_90b022ca94d670b60c16618cb60c73a8/brick_c5e9c2cbcd1579319853360ad9f37951/brick
Brick4: rhshdp05.lab.eng.blr.redhat.com:/var/lib/heketi/mounts/vg_2cd66665852c51bbead1eb76f3b337ad/brick_7bea69193e30120ef2a573535523c0d5/brick
Brick5: rhshdp05.lab.eng.blr.redhat.com:/var/lib/heketi/mounts/vg_2cd66665852c51bbead1eb76f3b337ad/brick_13d3c30116787a45d8a08d5108ef4662/brick
Brick6: rhshdp06.lab.eng.blr.redhat.com:/var/lib/heketi/mounts/vg_546ec7767ff0e27137f56e1c8fb08d61/brick_a8e987488d27d8f498e552f9a80b3f73/brick
Brick7: rhshdp06.lab.eng.blr.redhat.com:/var/lib/heketi/mounts/vg_90b022ca94d670b60c16618cb60c73a8/brick_12691ce59b5a4db67943b064d6b8a311/brick
Brick8: rhshdp06.lab.eng.blr.redhat.com:/var/lib/heketi/mounts/vg_546ec7767ff0e27137f56e1c8fb08d61/brick_4280c648fa95979b3579d30ba8f0b223/brick

Comment 2 Luis Pabón 2015-10-21 14:37:59 UTC

Github Issue: https://github.com/heketi/heketi/issues/231

Comment 5 Anush Shetty 2015-11-18 11:41:04 UTC

Verified with heketi-1.0.1-1.el7rhgs.x86_64

Comment 7 errata-xmlrpc 2016-03-01 05:44:04 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://rhn.redhat.com/errata/RHBA-2016-0193.html