On 2014-03-11T12:37:39, Ulrich Windl <ulrich.wi...@rz.uni-regensburg.de> wrote:

> I'm wondering: Does "unlock" mean that all file locks are invalidated? If so,
> I think it's a bad idea, because for a migration of the NFS server the exports
> will be stopped/started, thus loosing all locks. That's not what a HA
> NFS-Server should do. HA NFS-Servers try hard to preserve locks.

No. Specifically, this feature was explicitly designed for HA take-over:
http://people.redhat.com/rpeterso/Patches/NFS/NLM/004.txt



Regards,
    Lars

-- 
Architect Storage/HA
SUSE LINUX Products GmbH, GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer, HRB 
21284 (AG Nürnberg)
"Experience is the name everyone gives to their mistakes." -- Oscar Wilde

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