Yes and no. The problem I'm having is with SELinux. SELinux does NOT play properly with lustre on the client side. When I mount with nouser_xattr users can't set extended attributes, however the system tries to assign security labels to the files under certain conditions. This happens mostly when files containing labels are moved to our lustre volumes. On another note I have written SELinux policies (or tried to) for the client side. They label files just fine, however new directories and their children (be it directories or other files) don't contain the appropriate labels. How are extended attributes stored? On the metadata volume or on the OST?

-Aaron

On Jun 28, 2007, at 2:31 AM, Andreas Dilger wrote:

On Jun 27, 2007  15:47 -0400, Aaron Knister wrote:
I just upgraded to lustre 1.6.0.1. I want to disable xattr on the
filesystem at the MDT level...how do i do this? I can set --
mountfsoptions but they only append what appear to be previously set
defaults one of which is user_xattr. How can I remove this?

Add "nouser_xattr" to the mountfsoptions should work.  This is also
documented in the mount.lustre(8) man page.

Cheers, Andreas
--
Andreas Dilger
Principal Software Engineer
Cluster File Systems, Inc.


Aaron Knister
Systems Administrator/Web Master
Center for Research on Environment and Water

(301) 595-7001
[EMAIL PROTECTED]



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