Bug 763299 (GLUSTER-1567)

Summary:	[rdma] data corruption due to read-ahead
Product:	[Community] GlusterFS	Reporter:	Anush Shetty <anush>
Component:	rdma	Assignee:	Raghavendra G <raghavendra>
Status:	CLOSED CURRENTRELEASE	QA Contact:
Severity:	high	Docs Contact:
Priority:	low
Version:	mainline	CC:	gluster-bugs
Target Milestone:	---
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Hardware:	All
OS:	Linux
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Fixed In Version:		Doc Type:	Bug Fix
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description Anush Shetty 2010-09-08 07:32:19 UTC

This happens only on rdma transport. There is md5sum mismatch

[root@client14 ~]# /opt/anush/gitmainline/sbin/glusterfs -s 10.1.10.34 -l /tmp/c_sep8_proto.log -L DEBUG --volfile-id=sep8_proto --volume-name=sep8_proto-read-ahead /mnt/gfs1/
[root@client14 ~]# cp /tmp/linux-2.6.36-rc3.tar.bz2 /mnt/gfs1/                                                                                               cp: overwrite `/mnt/gfs1/linux-2.6.36-rc3.tar.bz2'? y
[root@client14 ~]# md5sum /tmp/linux-2.6.36-rc3.tar.bz2 /mnt/gfs1/linux-2.6.36-rc3.tar.bz2
511f5ce53f8821353abf249d70b9981b  /tmp/linux-2.6.36-rc3.tar.bz2
d0af114998aaf36f957466f7ebc90b88  /mnt/gfs1/linux-2.6.36-rc3.tar.bz2

Comment 1 Vijay Bellur 2010-09-08 11:02:13 UTC

PATCH: http://patches.gluster.com/patch/4677 in master (rpc-transport/rdma: while notifying a reply, pickup the correct iobref from request context.)