<br><br><div class="gmail_quote">On Mon, Dec 3, 2012 at 5:14 AM, kenji kondo <span dir="ltr"><<a href="mailto:kkay.jp@gmail.com" target="_blank">kkay.jp@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Hello Avati, thank you for your reply.<div><br></div><div>I tried to test your suggestion in 3.2.7, but I could not test in 3.3.x because I don't have.</div><div>For the results, unfortunately new similar problems occurred as following:</div>
<div><br></div><div><pre style="white-space:pre-wrap;word-wrap:break-word">gluster> volume set vol22 performance.stat-prefetch off
gluster> volume info vol22
Volume Name: vol22
Type: Distribute
Status: Started
Number of Bricks: 9
Transport-type: tcp
Bricks:
Brick1: gluster10:/export22/brick
Brick2: gluster11:/export22/brick
Brick3: gluster12:/export22/brick
Brick4: gluster13:/export22/brick
Brick5: gluster14:/export22/brick
Brick6: gluster15:/export22/brick
Brick7: gluster16:/export22/brick
Brick8: gluster17:/export22/brick
Brick9: gluster18:/export22/brick
Options Reconfigured:
performance.stat-prefetch: off
</pre></div><div>After this setting, I ran same simulation in the vol22.</div><div>But strange directories were made, that I could not remove the some directories as below:</div><div><br></div><div><pre style="white-space:pre-wrap;word-wrap:break-word">
$ ls -a ai/anchor/3
. ..</pre><pre style="white-space:pre-wrap;word-wrap:break-word"><pre style="word-wrap:break-word;white-space:pre-wrap">$ rmdir ai/anchor/3
rmdir: ai/anchor/3: No such file or directory</pre><pre style="word-wrap:break-word;white-space:pre-wrap"><br></pre><pre style="word-wrap:break-word;white-space:pre-wrap">then I found error messages:</pre><pre style="word-wrap:break-word;white-space:pre-wrap">
[2012-12-03 18:08:14.816313] E [client3_1-fops.c:2228:client3_1_lookup_cbk]
0-vol22-client-3: remote operation failed: Stale NFS file handle
[2012-12-03 18:08:14.817196] W [dht-common.c:178:dht_lookup_dir_cbk]
0-vol22-dht: /test1130/ai/anchor: gfid different on vol22-client-4
[2012-12-03 18:08:14.817258] W [dht-common.c:178:dht_lookup_dir_cbk]
0-vol22-dht: /test1130/ai/anchor: gfid different on vol22-client-0
[2012-12-03 18:08:14.817322] W [dht-common.c:178:dht_lookup_dir_cbk]
0-vol22-dht: /test1130/ai/anchor: gfid different on vol22-client-2
[2012-12-03 18:08:14.817367] W [dht-common.c:178:dht_lookup_dir_cbk]
0-vol22-dht: /test1130/ai/anchor: gfid different on vol22-client-1
[2012-12-03 18:08:14.817398] W [dht-common.c:178:dht_lookup_dir_cbk]
0-vol22-dht: /test1130/ai/anchor: gfid different on vol22-client-5
[2012-12-03 18:08:14.817430] W [dht-common.c:178:dht_lookup_dir_cbk]
0-vol22-dht: /test1130/ai/anchor: gfid different on vol22-client-8
[2012-12-03 18:08:14.817460] W [dht-common.c:178:dht_lookup_dir_cbk]
0-vol22-dht: /test1130/ai/anchor: gfid different on vol22-client-7
[2012-12-03 18:08:14.817506] W [dht-common.c:178:dht_lookup_dir_cbk]
0-vol22-dht: /test1130/ai/anchor: gfid different on vol22-client-6
[2012-12-03 18:08:14.818865] E [client3_1-fops.c:2132:client3_1_opendir_cbk]
0-vol22-client-3: remote operation failed: No such file or directory
[2012-12-03 18:08:14.819198] W [fuse-bridge.c:1016:fuse_unlink_cbk]
0-glusterfs-fuse: 1684950: RMDIR()
/test1130/ai/anchor/3 => -1 (No such file or directory)
</pre><div><br></div><pre style="word-wrap:break-word;white-space:pre-wrap">And, I found strange dht with getfattr command,</pre><pre style="word-wrap:break-word;white-space:pre-wrap">$ sudo getfattr -d -m '.*' -n trusted.glusterfs.pathinfo ai/anchor/3<br>
</pre><pre style="word-wrap:break-word;white-space:pre-wrap">trusted.glusterfs.pathinfo="(vol22-dht-layout (vol22-client-0 1073741822
1610612732) (vol22-client-1 1610612733 2147483643) (vol22-client-2 2147483644
2684354554)</pre><pre style="word-wrap:break-word;white-space:pre-wrap"> (vol22-client-3 0 0) </pre><pre style="word-wrap:break-word;white-space:pre-wrap">(vol22-client-4 2684354555 3221225465)
(vol22-client-5 3221225466 3758096376) (vol22-client-6 3758096377 4294967295)
(vol22-client-7 0 536870910) (vol22-client-8 536870911 1073741821))"
</pre><div><br></div></pre></div><div>vol22-client-3 is 0 to 0?: this would be incorrect.</div><div><br></div><div>Above problem is found in all of our clients.</div><div>I expect that the problems relate to exclusive control for mkdir, but I don't enough understand this phenomenon.<br>
</div><div><br></div><div>Can you have some idea?</div><div>I will try.</div><div><br></div></blockquote><div><br></div><div>In such a state, can you get the backend xattr dumps of ai/anchor/ and ai/anchor/3/ with the following commands run on ALL servers -</div>
<div><br></div><div>sh# getfattr -d -e hex -m . /backend/ai/anchor/</div><div>sh# getfattr -d -e hex -m . /backend/ai/anchor/3/</div><div><br></div><div>Thanks,</div><div>Avati</div><div><br></div></div>