Errors on Cross-Protocol Locking nbmand (ZFS Solaris)

Tom Talpey tom at
Tue May 17 16:01:58 UTC 2016

On 5/17/2016 8:57 AM, Andrew Watkins wrote:
> ...
> Background I am using Solaris 11 ZFS & SMB for my users home files with
> Solaris SMB protocol mandatory locking (nbmand=on)
> If I turn nbmand=off then I do not get any errors, so it is to do with
> SMB locking.

Posix doesn't have mandatory locking, so it doesn't surprise me that
you get issues from Dovecot. Can you just leave nbmand=off? If not,
have you tried Dovecot's other locking methods, such as dotlock?

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