Re: Can only login via ssh 1013 times.

From: Marcus Meissner (
Date: Thu Oct 11 2001 - 16:36:46 EST

In article <> you wrote:
> Before you read this, I just wanted to see how many times I could login.

> I would never need 1000+ users support, but others may need it.

> So I was just curious to see how many times I could login with ssh
> version 1.
> I put in 2048 for the number of ptys allowed for the kernel options,
> recompiled and installed.

> I made a little expect script which would log me in the next time
> I login and so on and so forth.
> After I logged in 1013? times or so it said "you are out of ptys..."

> Once again I have no need for this amount of users, but I was curious,
> how many simultaneous users can be logged on to a linux box at one time?

> I'll guess @ 1024 considering I had some xterm's open.

> Anyone?

You maximum of open files is too low.

Increase the value /proc/sys/fs/file-max (check current usage in file-nr).

Ciao, Marcus
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This archive was generated by hypermail 2b29 : Mon Oct 15 2001 - 21:00:41 EST