On 16/04/2016 11:23, Venkateswara R Puvvada wrote:
Hi,

Can you check if AFM was enabled at home cluster using "mmafmconfig
enable" command? What is the fileset mode are  you using ?

Hello,
AFM was enabled for the 2 home filesets/NFS exports with "mmafmconfig enable /fs1/zone1" & "mmafmconfig enable /fs1/zone2".

The fileset mode is read-only for botch cache filesets.


Loïc.
--
|     Loïc Tortay <[email protected]>  -  IN2P3 Computing Centre      |

Regards,
Venkat
-------------------------------------------------------------------
Venkateswara R Puvvada/India/IBM@IBMIN
[email protected]




From:   Loic Tortay <[email protected]>
To:     [email protected]
Date:   04/15/2016 09:35 PM
Subject:        [gpfsug-discuss] Extended attributes and ACLs with
AFM-based "NFS  migration"
Sent by:        [email protected]



Hello,
I have a testbed cluster where I have setup AFM for an incremental NFS
migration between 2 GPFS filesystems in the same cluster.  This is with
Spectrum Scale 4.1.1-5 on Linux (CentOS 7).

The documentation states: "On a GPFS data source, AFM moves all user
extended attributes and ACLs, and file sparseness is maintained."
(SpectrumScale 4.1.1 Advanced Administration Guide, page 226)

If I'm not mistaken, I have a GPFS data source (since I'm doing a
migration from GPFS to GPFS).

While file sparseness is mostly maintained, user extended attributes and
ACLs in the source/home filesystem do not appear to be migrated to the
target/cache filesystem (same goes for basic tests with ACLs):
  % getfattr /fs1/zone1/s04/1900/3e479a3eb2eb92d419f812ba1287e8c6269
  getfattr: Removing leading '/' from absolute path names
  # file: fs1/zone1/s04/1900/3e479a3eb2eb92d419f812ba1287e8c6269
  user.mfiles:sha2-256
  %
While on the target filesystem:
  % getfattr /fs2/zone1/s04/1900/3e479a3eb2eb92d419f812ba1287e8c6269
  %

Am I missing something ?  Is there another meaning to "user extended
attributes" than OS level extended attributes (i.e. non-GPFS xattr) ?




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