Bug 763299 (GLUSTER-1567)

Summary: [rdma] data corruption due to read-ahead
Product: [Community] GlusterFS Reporter: Anush Shetty <anush>
Component: rdmaAssignee: Raghavendra G <raghavendra>
Status: CLOSED CURRENTRELEASE QA Contact:
Severity: high Docs Contact:
Priority: low    
Version: mainlineCC: gluster-bugs
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Hardware: All   
OS: Linux   
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Description Anush Shetty 2010-09-08 03:32:19 EDT
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 07:02:13 EDT
PATCH: http://patches.gluster.com/patch/4677 in master (rpc-transport/rdma: while notifying a reply, pickup the correct iobref from request context.)