[Lustre-discuss] Userspace MDS?

Nikita Danilov Nikita.Danilov at Sun.COM
Tue Apr 22 03:39:28 PDT 2008


Niklas Edmundsson writes:
 > On Mon, 21 Apr 2008, Andreas Dilger wrote:
 > 
 > > On Apr 19, 2008  15:52 -0700, James Hartley wrote:
 > >> I have heard rumors to the affect that there will be a sparc release
 > >> of lustre incorporating zfs.  If this is true does anyone know how I
 > >> can get a copy, beta test, or sign up for the effort.
 > >
 > > This is somewhat true.  There is work well underway for using ZFS
 > > as a Lustre back-end filesystem, planned delivery Dec 2008.  As
 > > part of this work, the servers will be moved to run in userspace,
 > > and as a result Lustre servers will be available on Solaris.
 > 
 > Does this include moving the MDS to userspace? Last time I looked at 
 > http://wiki.lustre.org/index.php?title=Lustre_OSS/MDS_with_ZFS_DMU it 
 > only talked about the OSS's, but it would really be nice to also have 
 > the MDS not dragging the kernel down with it when it crashes...

Yes, user space MDS is also in works.

 > 
 > /Nikke

Nikita.



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