Re: [lustre-discuss] Lustre [2.8.0] and the Linux Automounter

2017-06-21 Thread Scott Nolin
We use them fairly extensively with 2.7 and 2.8 and find them useful and stable.
 
For cluster nodes, perhaps not a big deal, but for our many non-cluster clients 
it is useful. We have multiple filesystems so sometimes many mounts. The main 
benefit I think is not that sometimes they unmount, but if there are ever 
issues and some filesystems temprorarily not available – much, much less pain.
 
Scott
 
From: lustre-discuss [mailto:lustre-discuss-boun...@lists.lustre.org] On Behalf 
Of Chad DeWitt
Sent: Monday, June 19, 2017 8:52 AM
To: lustre-discuss@lists.lustre.org
Subject: [lustre-discuss] Lustre [2.8.0] and the Linux Automounter
 
Good morning, All.
 
We are considering using Lustre [2.8.0] with the Linux automounter.  Is anyone 
using this combination successfully?  Are there any caveats?  
 
(I did check JIRA, but only found two tickets concerning 1.x Lustre.)
 
Thank you in advance,
Chad



Chad DeWitt, CISSP | HPC Storage Administrator
UNC Charlotte | ITS – University Research Computing



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Re: [lustre-discuss] Lustre [2.8.0] and the Linux Automounter

2017-06-19 Thread Mark Hahn

We are considering using Lustre [2.8.0] with the Linux automounter.  Is
anyone using this combination successfully?  Are there any caveats?


fwiw, we use static Lustre mounts and then autofs doing bind mounts
if we want to make the exposed namespace tidier.  Lustre client mounts
are inherently heavier-weight than simple local (or NFS) mounts;
I'd definitely try to avoid doing them frequently.

Admittedly, we haven't tried Lustre automounts for years, but IMO automounts
only make sense when the FS is infrequently used.  For us, it would be very
strange if Lustre weren't in use - an idle node, basically.)

regards, 
Mark Hahn | SHARCnet Sysadmin | h...@sharcnet.ca | http://www.sharcnet.ca

  | McMaster RHPCS| h...@mcmaster.ca | 905 525 9140 x24687
  | Compute/Calcul Canada| http://www.computecanada.ca
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[lustre-discuss] Lustre [2.8.0] and the Linux Automounter

2017-06-19 Thread Chad DeWitt
Good morning, All.

We are considering using Lustre [2.8.0] with the Linux automounter.  Is
anyone using this combination successfully?  Are there any caveats?

(I did check JIRA, but only found two tickets concerning 1.x Lustre.)

Thank you in advance,
Chad



Chad DeWitt, CISSP | HPC Storage Administrator

UNC Charlotte *| *ITS – University Research Computing


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