[Samba] Can open requests be handled asynchronously?

Jeremy Allison jra at samba.org
Thu Dec 22 17:30:25 UTC 2016

On Thu, Dec 22, 2016 at 08:00:55PM +0800, bjq1016 via samba wrote:
> Hello everyone ,
> I am using samba-4.5.1 with distributed storage  as the backend .It worked well in scenes of large files.
> But I found that when writing lots of small files , the IOPS of samba is  very slow . And a lot of time is spended at open an

Yes, but currently only on Linux (needs per-thread credentials)
and only on local filesystems (uses native syscalls).

We'll eventually get to fully async open, but it is a
hard problem to crack (think about the issues
when trying to emulate atomic create operations by
doing multiple meta-data operations on a simpler
backend trying to emulate NTFS).

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