occasional ssh hang

Damien Miller djm at mindrot.org
Fri Jan 16 21:20:21 EST 2009

On Fri, 16 Jan 2009, Danny Rice wrote:

> I am noticing the same problem with 'ssh host uptime' hanging.  Did this ever get resolved?
>  I am using OpenSSH on Redhat 6.2 (Intel) and Solaris 2.6 (Sparc).  I have a
>  job on the linux machine that ssh's to the Solaris machine every 20 seconds
>  or so and runs uptime.  The problem is that after many iterations of this,
>  ssh will occasionally hang, and require a kill -9 to get rid of the
>  process.  The problem happens with both protocol version 1 and 2, but it
>  seems to happened more often with version 2.  I have noticed this problem
>  with both 2.5.2p2 and 2.9p1.

2.5.2p2 -> 2001/03/22
2.9p1   -> 2001/04/29

Needless to say, there have been many bugfixes and improvements in the
last eight years. Please try a recent version and see if you can reproduce
the problem.


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