[Bugs] [Bug 1446516] [Parallel Readdir] : Mounts fail when performance.parallel-readdir is set to "off"

[bugzilla at redhat.com]

https://bugzilla.redhat.com/show_bug.cgi?id=1446516

Poornima G <pgurusid at redhat.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
              Flags|needinfo?(pgurusid at redhat.c |
                   |om)                         |



--- Comment #2 from Poornima G <pgurusid at redhat.com> ---
Description of problem:
-----------------------

2*2 volume,trying too mount via FUSE .

Enable parallel readdir,then set cache limit to > 1G,Turn off parallel readdir
and try to mount the volume.

Mount fails.

Snippet from mount logs :

[2017-04-25 10:45:06.698688] I [MSGID: 100030] [glusterfsd.c:2417:main]
0-/usr/sbin/glusterfs: Started running /usr/sbin/glusterfs version 3.8.4 (args:
/usr/sbin/glusterfs --volfile-server=gqas013.sbu.lab.eng.bos.redhat.com
--volfile-id=/testvol /gluster-mount)
[2017-04-25 10:45:06.706458] I [MSGID: 101190]
[event-epoll.c:629:event_dispatch_epoll_worker] 0-epoll: Started thread with
index 1
[2017-04-25 10:45:06.760460] E [MSGID: 101028]
[options.c:168:xlator_option_validate_sizet] 0-testvol-readdir-ahead:
'2147483648' in 'option rda-cache-limit 2GB' is out of range [0 - 1073741824]
[2017-04-25 10:45:06.760476] W [MSGID: 101029] [options.c:945:xl_opt_validate]
0-testvol-readdir-ahead: validate of rda-cache-limit returned -1
[2017-04-25 10:45:06.760484] E [MSGID: 101090]
[graph.c:301:glusterfs_graph_validate_options] 0-testvol-readdir-ahead:
validation failed: '2147483648' in 'option rda-cache-limit 2GB' is out of range
[0 - 1073741824]
[2017-04-25 10:45:06.760490] E [MSGID: 101090]
[graph.c:672:glusterfs_graph_activate] 0-graph: validate options failed
[2017-04-25 10:45:06.760779] W [glusterfsd.c:1288:cleanup_and_exit]
(-->/usr/sbin/glusterfs(mgmt_getspec_cbk+0x3c1) [0x7f5c85fe6471]
-->/usr/sbin/glusterfs(glusterfs_process_volfp+0x1b1) [0x7f5c85fe0831]
-->/usr/sbin/glusterfs(cleanup_and_exit+0x6b) [0x7f5c85fdfd6b] ) 0-: received
signum (1), shutting down
[2017-04-25 10:45:06.760798] I [fuse-bridge.c:5803:fini] 0-fuse: Unmounting
'/gluster-mount'.
~                                                                               


Mount succeeds when the option is set to on again.                              






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

3.8.4-23

How reproducible:
-----------------

Every which way I try.

Additional info:
---------------

[root at gqas013 ~]# gluster v info

Volume Name: testvol
Type: Distributed-Replicate
Volume ID: 7f5ae046-00d8-428c-a3f4-75e4f7515a82
Status: Started
Snapshot Count: 0
Number of Bricks: 2 x 2 = 4
Transport-type: tcp
Bricks:

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