[Lustre-discuss] Beginners Question: Mapping Lustre Node <-> DNS Hostname?

[Wolfgang Stief]

Hi there!

On Tue, 31 Mar 2009 14:41:59 -0600
Andreas Dilger <adilger at sun.com> wrote:

> On Mar 31, 2009  10:20 -0400, Brian J. Murrell wrote:
> > On Tue, 2009-03-31 at 13:38 +0200, Wolfgang Stief wrote:
> > > with the corresponding IP hostname/domain
> > > (something like lussrv1.some.domain)?
> > 
> > I guess what you really want to know is "what is the IP address
> > (and by extension, DNS name) of the machine that is currently
> > providing the testfs-OST0001 target?".

Yes, that was my intention.

> You can use:
> 
> $ lctl get_param osc.${fsname}-${OSTname}*.ost_conn_uuid

Works great, thank you!
What would the syntax be for a MDT?

Is there a list of valid values for get_param? Seems to me, that
this command is useful for gathering some other informations as
well. Couldn't find something in the wiki nor in the manual. Even some
piece of source code would be fine...

wolfgang