Bug 1455423 - dht: dht self heal fails with no hashed subvol error
Summary: dht: dht self heal fails with no hashed subvol error
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: None
Product: GlusterFS
Classification: Community
Component: distribute
Version: 3.11
Hardware: Unspecified
OS: Unspecified
unspecified
unspecified
Target Milestone: ---
Assignee: Kotresh HR
QA Contact:
URL:
Whiteboard:
Depends On: 1455104
Blocks:
TreeView+ depends on / blocked
 
Reported: 2017-05-25 06:06 UTC by Kotresh HR
Modified: 2017-05-30 18:53 UTC (History)
1 user (show)

Fixed In Version: glusterfs-3.11.0
Doc Type: If docs needed, set a value
Doc Text:
Clone Of: 1455104
Environment:
Last Closed: 2017-05-30 18:53:41 UTC
Regression: ---
Mount Type: ---
Documentation: ---
CRM:
Verified Versions:
Embargoed:


Attachments (Terms of Use)

Description Kotresh HR 2017-05-25 06:06:23 UTC
+++ This bug was initially created as a clone of Bug #1455104 +++

Description of problem:
With new synchronization behaviour where read inodelk and RW entrylk is taken on hashed subvol, self heal directory would fail sometimes when hashed subvol is not populated.

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

How reproducible:
Sometimes

Steps to Reproduce:
1. Create distribute volume
2. Mount and initiate I/O and lookup in parallel

Actual results:
Self heal fails sometimes

Expected results:
Self heal should not fail.

Additional info:

--- Additional comment from Worker Ant on 2017-05-24 05:45:29 EDT ---

REVIEW: https://review.gluster.org/17381 (features/dht: Initialize local hashed_subvol) posted (#1) for review on master by Kotresh HR (khiremat)

--- Additional comment from Worker Ant on 2017-05-25 00:21:16 EDT ---

COMMIT: https://review.gluster.org/17381 committed in master by Raghavendra G (rgowdapp) 
------
commit 90df37558d488f9a794f62ed74ec6d72879ed895
Author: Kotresh HR <khiremat>
Date:   Wed May 24 03:17:33 2017 -0400

    features/dht: Initialize local hashed_subvol
    
    Self heal directory code path doesn't always
    have local->hashed_subvol populated. Populating
    the same which otherwise would fail the self
    heal.
    
    Change-Id: I03b64709fd7a68e28f9e7438243e817c53c6ef5d
    BUG: 1455104
    Signed-off-by: Kotresh HR <khiremat>
    Reviewed-on: https://review.gluster.org/17381
    Smoke: Gluster Build System <jenkins.org>
    NetBSD-regression: NetBSD Build System <jenkins.org>
    CentOS-regression: Gluster Build System <jenkins.org>
    Reviewed-by: Amar Tumballi <amarts>
    Reviewed-by: N Balachandran <nbalacha>
    Reviewed-by: Raghavendra G <rgowdapp>

Comment 1 Kotresh HR 2017-05-25 13:02:17 UTC
Patch:
https://review.gluster.org/#/c/17388/

Comment 2 Worker Ant 2017-05-25 13:07:05 UTC
COMMIT: https://review.gluster.org/17388 committed in release-3.11 by Shyamsundar Ranganathan (srangana) 
------
commit bf335dd1fbb67e852bf974fc42a270d772fb6bb9
Author: Kotresh HR <khiremat>
Date:   Wed May 24 03:17:33 2017 -0400

    features/dht: Initialize local hashed_subvol
    
    Self heal directory code path doesn't always
    have local->hashed_subvol populated. Populating
    the same which otherwise would fail the self
    heal.
    
    > Change-Id: I03b64709fd7a68e28f9e7438243e817c53c6ef5d
    > BUG: 1455104
    > Signed-off-by: Kotresh HR <khiremat>
    > Reviewed-on: https://review.gluster.org/17381
    > Smoke: Gluster Build System <jenkins.org>
    > NetBSD-regression: NetBSD Build System <jenkins.org>
    > CentOS-regression: Gluster Build System <jenkins.org>
    > Reviewed-by: Amar Tumballi <amarts>
    > Reviewed-by: N Balachandran <nbalacha>
    > Reviewed-by: Raghavendra G <rgowdapp>
    (cherry picked from commit 90df37558d488f9a794f62ed74ec6d72879ed895)
    
    Change-Id: I03b64709fd7a68e28f9e7438243e817c53c6ef5d
    BUG: 1455423
    Signed-off-by: Kotresh HR <khiremat>
    Reviewed-on: https://review.gluster.org/17388
    Smoke: Gluster Build System <jenkins.org>
    Reviewed-by: Raghavendra G <rgowdapp>
    NetBSD-regression: NetBSD Build System <jenkins.org>
    CentOS-regression: Gluster Build System <jenkins.org>

Comment 3 Shyamsundar 2017-05-30 18:53:41 UTC
This bug is getting closed because a release has been made available that should address the reported issue. In case the problem is still not fixed with glusterfs-3.11.0, please open a new bug report.

glusterfs-3.11.0 has been announced on the Gluster mailinglists [1], packages for several distributions should become available in the near future. Keep an eye on the Gluster Users mailinglist [2] and the update infrastructure for your distribution.

[1] http://lists.gluster.org/pipermail/announce/2017-May/000073.html
[2] https://www.gluster.org/pipermail/gluster-users/


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