[CentOS] CentOS 6: files now owned by nobody:nobody

Mon Aug 29 23:14:38 UTC 2016
John R Pierce <pierce at hogranch.com>

On 8/29/2016 3:59 PM, Pat Haley wrote:
> We are running a cluster under CentOS 6.6.  We recently attached a new 
> NAS device, running CentOS 6.8 and rsync'd our user file system to 
> it.  We noticed that all the files were owned by nobody (with nobody 
> as the group).  We copied over the /etc/passwd and /etc/group files 
> from our front-end server to our NAS server.  If we log in to the NAS 
> server we see the files owned by their correct owners. However, doing 
> an ls from the front-end server or any of the compute nodes still 
> shows the files owned by "nobody".  We rebooted one of the compute 
> nodes but it still sees the files owned by nobody.

a CentOS server isn't really a 'NAS device', as NAS implies an appliance 
storage device.

this is NFS?   NFSv3, or NFSv4?   what NFS options are on the server and 
on the NFS mount?    quite often NFS servers force root to nobody.

john r pierce, recycling bits in santa cruz