Bug 1563511 - Redundant synchronization in rename codepath for a single subvolume DHT
Summary: Redundant synchronization in rename codepath for a single subvolume DHT
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: None
Product: GlusterFS
Classification: Community
Component: distribute
Version: mainline
Hardware: Unspecified
OS: Unspecified
unspecified
unspecified
Target Milestone: ---
Assignee: Raghavendra G
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 1563513 1572087
TreeView+ depends on / blocked
 
Reported: 2018-04-04 04:26 UTC by Raghavendra G
Modified: 2018-06-20 18:03 UTC (History)
1 user (show)

Fixed In Version: glusterfs-v4.1.0
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Clone Of:
: 1563513 1572087 (view as bug list)
Environment:
Last Closed: 2018-06-20 18:03:42 UTC
Regression: ---
Mount Type: ---
Documentation: ---
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Description Raghavendra G 2018-04-04 04:26:47 UTC
Description of problem:
No synchronization is needed for a single subvolume DHT in most of the fops and DHT can act as pass through. One important codepath is rename as synchronization cost is high.

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


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Comment 1 Worker Ant 2018-04-04 04:37:04 UTC
REVIEW: https://review.gluster.org/19817 (cluster/dht: act as passthrough for renames on single child DHT) posted (#1) for review on master by Raghavendra G

Comment 2 Worker Ant 2018-04-10 02:24:19 UTC
COMMIT: https://review.gluster.org/19817 committed in master by "Raghavendra G" <rgowdapp> with a commit message- cluster/dht: act as passthrough for renames on single child DHT

Various synchronization present in dht_rename while handling
directories and files is necessary only if we have more than only one
child.

Change-Id: Ie21ad419125504ca2f391b1ae2e5c1d166fee247
fixes: bz#1563511
Signed-off-by: Raghavendra G <rgowdapp>

Comment 3 Shyamsundar 2018-06-20 18:03:42 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-v4.1.0, please open a new bug report.

glusterfs-v4.1.0 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/2018-June/000102.html
[2] https://www.gluster.org/pipermail/gluster-users/


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