Bug 1114677

Summary:	md-cache: md-cache is throwing dict null warnings in log files
Product:	[Community] GlusterFS	Reporter:	Pranith Kumar K <pkarampu>
Component:	core	Assignee:	Pranith Kumar K <pkarampu>
Status:	CLOSED CURRENTRELEASE	QA Contact:
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	mainline	CC:	bugs, gluster-bugs
Target Milestone:	---
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	glusterfs-3.6.0beta1	Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2014-11-11 08:36:23 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 Pranith Kumar K 2014-06-30 15:32:55 UTC

Description of problem:
Following logs are observed on removexattr_cbk
[2014-06-30 15:31:36.008317] W [dict.c:391:dict_del] (-->/usr/local/lib/glusterfs/3.5qa2/xlator/cluster/distribute.so(dht_removexattr_cbk+0x291) [0x7fbb28509432] (-->/usr/local/lib/glusterfs/3.5qa2/xlator/performance/md-cache.so(mdc_removexattr_cbk+0x76) [0x7fbb235c45dc] (-->/usr/local/lib/glusterfs/3.5qa2/xlator/performance/md-cache.so(mdc_inode_xatt_unset+0x73) [0x7fbb235bcb06]))) 0-dict: !this || key=trusted.abc
[2014-06-30 15:31:36.035717] W [dict.c:391:dict_del] (-->/usr/local/lib/glusterfs/3.5qa2/xlator/cluster/distribute.so(dht_removexattr_cbk+0x291) [0x7fbb28509432] (-->/usr/local/lib/glusterfs/3.5qa2/xlator/performance/md-cache.so(mdc_removexattr_cbk+0x76) [0x7fbb235c45dc] (-->/usr/local/lib/glusterfs/3.5qa2/xlator/performance/md-cache.so(mdc_inode_xatt_unset+0x73) [0x7fbb235bcb06]))) 0-dict: !this || key=trusted.abc
[2014-06-30 15:31:36.062028] W [dict.c:391:dict_del] (-->/usr/local/lib/glusterfs/3.5qa2/xlator/cluster/distribute.so(dht_removexattr_cbk+0x291) [0x7fbb28509432] (-->/usr/local/lib/glusterfs/3.5qa2/xlator/performance/md-cache.so(mdc_removexattr_cbk+0x76) [0x7fbb235c45dc] (-->/usr/local/lib/glusterfs/3.5qa2/xlator/performance/md-cache.so(mdc_inode_xatt_unset+0x73) [0x7fbb235bcb06]))) 0-dict: !this || key=trusted.abc
[2014-06-30 15:31:36.088619] W [dict.c:391:dict_del] (-->/usr/local/lib/glusterfs/3.5qa2/xlator/cluster/distribute.so(dht_removexattr_cbk+0x291) [0x7fbb28509432] (-->/usr/local/lib/glusterfs/3.5qa2/xlator/performance/md-cache.so(mdc_removexattr_cbk+0x76) [0x7fbb235c45dc] (-->/usr/local/lib/glusterfs/3.5qa2/xlator/performance/md-cache.so(mdc_inode_xatt_unset+0x73) [0x7fbb235bcb06]))) 0-dict: !this || key=trusted.abc



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Comment 1 Anand Avati 2014-06-30 15:38:48 UTC

REVIEW: http://review.gluster.org/8205 (performance/md-cache: Guard against null dict) posted (#1) for review on master by Pranith Kumar Karampuri (pkarampu)

Comment 2 Anand Avati 2014-07-02 06:48:29 UTC

COMMIT: http://review.gluster.org/8205 committed in master by Vijay Bellur (vbellur) 
------
commit 4e74cbf1da39f8244b5f732b314aab91495b4e29
Author: Pranith Kumar K <pkarampu>
Date:   Mon Jun 30 20:56:58 2014 +0530

    performance/md-cache: Guard against null dict
    
    BUG: 1114677
    Change-Id: Ica4f4ad97d7d1edc3e48e7f1a6ec70b14acffc66
    Signed-off-by: Pranith Kumar K <pkarampu>
    Reviewed-on: http://review.gluster.org/8205
    Tested-by: Gluster Build System <jenkins.com>
    Reviewed-by: Vijay Bellur <vbellur>

Comment 3 Niels de Vos 2014-09-22 12:44:13 UTC

A beta release for GlusterFS 3.6.0 has been released. Please verify if the release solves this bug report for you. In case the glusterfs-3.6.0beta1 release does not have a resolution for this issue, leave a comment in this bug and move the status to ASSIGNED. If this release fixes the problem for you, leave a note and change the status to VERIFIED.

Packages for several distributions should become available in the near future. Keep an eye on the Gluster Users mailinglist [2] and the update (possibly an "updates-testing" repository) infrastructure for your distribution.

[1] http://supercolony.gluster.org/pipermail/gluster-users/2014-September/018836.html
[2] http://supercolony.gluster.org/pipermail/gluster-users/

Comment 4 Niels de Vos 2014-11-11 08:36:23 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-3.6.1, please reopen this bug report.

glusterfs-3.6.1 has been announced [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://supercolony.gluster.org/pipermail/gluster-users/2014-November/019410.html
[2] http://supercolony.gluster.org/mailman/listinfo/gluster-users