[Gluster-devel] [Nfs-ganesha-devel] Device or resource busy when runltp cleanup test-files

[Kinglong Mee]

There are some files under "rmderQsjV" (that's not a silly rename dir) really
at underlying filesystem, but the nfs client shows empty.

Are there some problems in MDCACHE or cache timeouts?

On 4/12/2017 22:48, Malahal Naineni wrote:
> Could be due to NFS client silly rename. 
> 
> On Apr 12, 2017 8:06 PM, "Kinglong Mee" <mijinlong at open-fs.com <mailto:mijinlong at open-fs.com>> wrote:
> 
>     When I testing ganesha nfs bases on glusterfs, the runltp always warning as,
> 
>     rm: cannot remove ‘/mnt/nfs/ltp-JEYAuky2dz/.nfsaa46457a6a72f8ea000014f5’: Device or resource busy
>     rm: cannot remove ‘/mnt/nfs/ltp-JEYAuky2dz/rmderQsjV’: Directory not empty
> 
>     and, "rmderQsjV" also contains files at the back-end, and nfs client shows empty.
> 
>     My test environments are,
>     Centos 7 (kernel-3.10.0-514.10.2.el7.x86_64),
>     Glusterfs (glusterfs-3.8.10-1.el7.x86_64),
>     NFS-Ganesha (nfs-ganesha-2.3.3-1.el7.x86_64).
> 
>     #cat /etc/ganesha/ganesha.conf
>     EXPORT
>     {
>      SecType = "sys";
>      Pseudo = "/gvtest";
>      Squash = "No_Root_Squash";
>      Access_Type = "RW";
>      Path = "/gvtest";
>      Export_Id = 1;
>     FSAL {
>         Name = "GLUSTER";
>         Hostname = "localhost";
>         Volume = "gvtest";
>         Volpath = "/";
>      }
>     }
> 
>     # gluster volume info
> 
>     Volume Name: gvtest
>     Type: Distribute
>     Volume ID: 65d20de1-16cd-4ae8-a860-254b3d6c56d0
>     Status: Started
>     Snapshot Count: 0
>     Number of Bricks: 2
>     Transport-type: tcp
>     Bricks:
>     Brick1: 192.168.9.111:/gluster-test/gvtest
>     Brick2: 192.168.9.112:/gluster-test/gvtest
>     Options Reconfigured:
>     nfs.disable: on
>     performance.readdir-ahead: off
>     transport.address-family: inet
>     performance.write-behind: off
>     performance.read-ahead: off
>     performance.io-cache: off
>     performance.quick-read: off
>     performance.open-behind: off
>     performance.stat-prefetch: off
> 
> 
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