AIO on Samba 3.6 doesn't result in parallel IO being issued to the underlying file system

[Volker Lendecke]

On Fri, Feb 06, 2015 at 09:23:04AM -0800, Jeremy Allison wrote:
> Should be easier in 4.x, as there are
> explicit vfs_pread_send/vfs_write_send
> async VFS calls.

Indeed. If you have a VFS module, it will be possible to get
aio running one way or the other. If we have to port back
pread_send/recv, it will be possible with some effort.
Alternatively, an a bit more expensive (in terms of resource
usage) will be aio_fork.

Volker

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