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Date: Wed, 3 Aug 2016 01:37:28 +0300
From: Slawa Olhovchenkov <slw@zxy.spb.ru>
To: freebsd-net@freebsd.org
Subject: Is NFSv4 mount interruptible?
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I have autofs NFSv4 mount with /etc/nfs.map:

/NFS    -nfsv4,intr,soft,sec=krb5i,gssname=host storage01:/

Currently I am see NFS hung and I am can't kill shell and can't
unmount /NFS.

Is NFSv4 mount interruptible?
Or intr support only by NFSv3?