Bug 1438820 - [Parallel Readdir] : Simultaneous rename of the same file to a different name from different clients succeeds,and all "new" renamed files are visible on the mount.
Summary: [Parallel Readdir] : Simultaneous rename of the same file to a different name...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Red Hat Gluster Storage
Classification: Red Hat Storage
Component: glusterfs
Version: rhgs-3.3
Hardware: x86_64
OS: Unspecified
unspecified
high
Target Milestone: ---
: RHGS 3.3.0
Assignee: Poornima G
QA Contact: Ambarish
URL:
Whiteboard:
Depends On: 1411352
Blocks: 1417151
TreeView+ depends on / blocked
 
Reported: 2017-04-04 13:34 UTC by Ambarish
Modified: 2017-09-21 04:35 UTC (History)
7 users (show)

Fixed In Version: glusterfs-3.8.4-25
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2017-09-21 04:35:56 UTC
Embargoed:


Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2017:2774 0 normal SHIPPED_LIVE glusterfs bug fix and enhancement update 2017-09-21 08:16:29 UTC

Description Ambarish 2017-04-04 13:34:53 UTC
Description of problem:
-----------------------

EC (4+2) volume mounted via FUSE on 6 clients,parallel readdir enabled.


ANY CLIENT : touch a

CLIENT 1 : mv a b  ----> PASSED

CLIENT 2 : mv a c  -----> PASSED

CLIENT 3 : mv a d  ------> PASSED

I see b,c and d on my mount point :

[root@gqac015 gluster-mount]# ls
1  2  3  4  5  b  b  c  c  d  d
[root@gqac015 gluster-mount]# 


I could not repro it without parallel readdir though.I get this on other clients :

[root@gqac006 gluster-mount]# mv a b
mv: cannot move ‘a’ to ‘b’: No such file or directory



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

glusterfs-3.8.4-20.el7rhgs.x86_64

How reproducible:

-----------------

100%


Steps to Reproduce:
-------------------

Broadcast rename command with a  different name on different clients.


*Vol Info* :

[root@gqas013 ~]# gluster v info
 
Volume Name: butcher
Type: Distributed-Disperse
Volume ID: 55902003-7ea9-4f58-987d-63c6c759a385
Status: Started
Snapshot Count: 0
Number of Bricks: 12 x (4 + 2) = 72
Transport-type: tcp
Bricks:
Brick1: gqas013.sbu.lab.eng.bos.redhat.com:/bricks1/brick
Brick2: gqas005.sbu.lab.eng.bos.redhat.com:/bricks1/brick
Brick3: gqas006.sbu.lab.eng.bos.redhat.com:/bricks1/brick
Brick4: gqas008.sbu.lab.eng.bos.redhat.com:/bricks1/brick
Brick5: gqas014.sbu.lab.eng.bos.redhat.com:/bricks1/brick
Brick6: gqas015.sbu.lab.eng.bos.redhat.com:/bricks1/brick
Brick7: gqas013.sbu.lab.eng.bos.redhat.com:/bricks2/brick
Brick8: gqas005.sbu.lab.eng.bos.redhat.com:/bricks2/brick
Brick9: gqas006.sbu.lab.eng.bos.redhat.com:/bricks2/brick
Brick10: gqas008.sbu.lab.eng.bos.redhat.com:/bricks2/brick
Brick11: gqas014.sbu.lab.eng.bos.redhat.com:/bricks2/brick
Brick12: gqas015.sbu.lab.eng.bos.redhat.com:/bricks2/brick
Brick13: gqas013.sbu.lab.eng.bos.redhat.com:/bricks3/brick
Brick14: gqas005.sbu.lab.eng.bos.redhat.com:/bricks3/brick
Brick15: gqas006.sbu.lab.eng.bos.redhat.com:/bricks3/brick
Brick16: gqas008.sbu.lab.eng.bos.redhat.com:/bricks3/brick
Brick17: gqas014.sbu.lab.eng.bos.redhat.com:/bricks3/brick
Brick18: gqas015.sbu.lab.eng.bos.redhat.com:/bricks3/brick
Brick19: gqas013.sbu.lab.eng.bos.redhat.com:/bricks4/brick
Brick20: gqas005.sbu.lab.eng.bos.redhat.com:/bricks4/brick
Brick21: gqas006.sbu.lab.eng.bos.redhat.com:/bricks4/brick
Brick22: gqas008.sbu.lab.eng.bos.redhat.com:/bricks4/brick
Brick23: gqas014.sbu.lab.eng.bos.redhat.com:/bricks4/brick
Brick24: gqas015.sbu.lab.eng.bos.redhat.com:/bricks4/brick
Brick25: gqas013.sbu.lab.eng.bos.redhat.com:/bricks5/brick
Brick26: gqas005.sbu.lab.eng.bos.redhat.com:/bricks5/brick
Brick27: gqas006.sbu.lab.eng.bos.redhat.com:/bricks5/brick
Brick28: gqas008.sbu.lab.eng.bos.redhat.com:/bricks5/brick
Brick29: gqas014.sbu.lab.eng.bos.redhat.com:/bricks5/brick
Brick30: gqas015.sbu.lab.eng.bos.redhat.com:/bricks5/brick
Brick31: gqas013.sbu.lab.eng.bos.redhat.com:/bricks6/brick
Brick32: gqas005.sbu.lab.eng.bos.redhat.com:/bricks6/brick
Brick33: gqas006.sbu.lab.eng.bos.redhat.com:/bricks6/brick
Brick34: gqas008.sbu.lab.eng.bos.redhat.com:/bricks6/brick
Brick35: gqas014.sbu.lab.eng.bos.redhat.com:/bricks6/brick
Brick36: gqas015.sbu.lab.eng.bos.redhat.com:/bricks6/brick
Brick37: gqas013.sbu.lab.eng.bos.redhat.com:/bricks7/brick
Brick38: gqas005.sbu.lab.eng.bos.redhat.com:/bricks7/brick
Brick39: gqas006.sbu.lab.eng.bos.redhat.com:/bricks7/brick
Brick40: gqas008.sbu.lab.eng.bos.redhat.com:/bricks7/brick
Brick41: gqas014.sbu.lab.eng.bos.redhat.com:/bricks7/brick
Brick42: gqas015.sbu.lab.eng.bos.redhat.com:/bricks7/brick
Brick43: gqas013.sbu.lab.eng.bos.redhat.com:/bricks8/brick
Brick44: gqas005.sbu.lab.eng.bos.redhat.com:/bricks8/brick
Brick45: gqas006.sbu.lab.eng.bos.redhat.com:/bricks8/brick
Brick46: gqas008.sbu.lab.eng.bos.redhat.com:/bricks8/brick
Brick47: gqas014.sbu.lab.eng.bos.redhat.com:/bricks8/brick
Brick48: gqas015.sbu.lab.eng.bos.redhat.com:/bricks8/brick
Brick49: gqas013.sbu.lab.eng.bos.redhat.com:/bricks9/brick
Brick50: gqas005.sbu.lab.eng.bos.redhat.com:/bricks9/brick
Brick51: gqas006.sbu.lab.eng.bos.redhat.com:/bricks9/brick
Brick52: gqas008.sbu.lab.eng.bos.redhat.com:/bricks9/brick
Brick53: gqas014.sbu.lab.eng.bos.redhat.com:/bricks9/brick
Brick54: gqas015.sbu.lab.eng.bos.redhat.com:/bricks9/brick
Brick55: gqas013.sbu.lab.eng.bos.redhat.com:/bricks10/brick
Brick56: gqas005.sbu.lab.eng.bos.redhat.com:/bricks10/brick
Brick57: gqas006.sbu.lab.eng.bos.redhat.com:/bricks10/brick
Brick58: gqas008.sbu.lab.eng.bos.redhat.com:/bricks10/brick
Brick59: gqas014.sbu.lab.eng.bos.redhat.com:/bricks10/brick
Brick60: gqas015.sbu.lab.eng.bos.redhat.com:/bricks10/brick
Brick61: gqas013.sbu.lab.eng.bos.redhat.com:/bricks11/brick
Brick62: gqas005.sbu.lab.eng.bos.redhat.com:/bricks11/brick
Brick63: gqas006.sbu.lab.eng.bos.redhat.com:/bricks11/brick
Brick64: gqas008.sbu.lab.eng.bos.redhat.com:/bricks11/brick
Brick65: gqas014.sbu.lab.eng.bos.redhat.com:/bricks11/brick
Brick66: gqas015.sbu.lab.eng.bos.redhat.com:/bricks11/brick
Brick67: gqas013.sbu.lab.eng.bos.redhat.com:/bricks12/brick
Brick68: gqas005.sbu.lab.eng.bos.redhat.com:/bricks12/brick
Brick69: gqas006.sbu.lab.eng.bos.redhat.com:/bricks12/brick
Brick70: gqas008.sbu.lab.eng.bos.redhat.com:/bricks12/brick
Brick71: gqas014.sbu.lab.eng.bos.redhat.com:/bricks12/brick
Brick72: gqas015.sbu.lab.eng.bos.redhat.com:/bricks12/brick
Options Reconfigured:
performance.parallel-readdir: on
transport.address-family: inet
nfs.disable: on
features.cache-invalidation: on
features.cache-invalidation-timeout: 600
performance.stat-prefetch: on
performance.cache-invalidation: on
performance.md-cache-timeout: 600
network.inode-lru-limit: 50000
cluster.lookup-optimize: on
server.event-threads: 4
client.event-threads: 4
[root@gqas013 ~]#

Comment 2 Poornima G 2017-04-06 04:54:26 UTC
https://code.engineering.redhat.com/gerrit/#/c/102614/  Should fix the same

Comment 3 Poornima G 2017-04-06 05:01:52 UTC
(In reply to Poornima G from comment #2)
> https://code.engineering.redhat.com/gerrit/#/c/102614/  Should fix the same

Wrong patch.


I think this is same as https://bugzilla.redhat.com/show_bug.cgi?id=1411352,
also looks unrelated to parallel readdir. We can retry once the fix for 1411352 is merged and if still reproducible we can take a look at it.

Comment 7 Atin Mukherjee 2017-05-16 08:25:14 UTC
Given 1411352 is now moved to ON_QA, moving this bug to ON_QA

Comment 9 Ambarish 2017-05-20 11:47:06 UTC
Fix for BZ1411352  seems to have fixed this problem as well ,cannot reproduce the reported issue anymore in 3.8.4-25.

Comment 11 errata-xmlrpc 2017-09-21 04:35:56 UTC
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2017:2774


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