MaxDisplays configuration option

AG openssh at
Sun Jun 5 09:25:58 AEST 2016

FYI- I have attached a finalized version of the X11MaxDisplays patch to the
mindrot bugzilla.

The issues with variable naming, whitespace and other style issues are
addressed and
I've added documentation to sshd_config

I appreciate any feedback, but I think this is in pretty good shape to be



On Fri, Jun 3, 2016 at 4:52 AM, Alexander Wuerstlein <arw at> wrote:

> On 2016-06-03T07:35, Nico Kadel-Garcia <nkadel at> wrote:
> > On Wed, Jun 1, 2016 at 9:51 PM, AG <openssh at> wrote:
> > > Also, I'm curious if this issue has ever come up before? Is it really
> that
> > > strange of a case?
> >
> > From decades in the field, I'd say It's pretty weird. I've not
> > personally seen anything approaching that number of clients on a
> > single server in..... well, not since I worked with Multics back in
> > the 1980's. Dozens on a robust system, yes. One thousand?
> We do have some boxes with concurrent ssh-users in the lower 3-digit
> range. But in general this seems to be rare, especially since software
> is often unprepared for and untested in that amount of activity (see
> e.g.
> For the number of X displays, there was never any issue, usually since
> CPU and memory resources run out long before you run out of display
> numbers. Users just pick another box or their laptop, if applications
> are slow, so the number of X displays is self-limiting ;)
> Ciao,
> Alexander Wuerstlein.

More information about the openssh-unix-dev mailing list