X-Spam-Check-By: sourceware.org Date: Mon, 16 Jul 2007 17:01:12 -0400 From: Christopher Faylor To: cygwin AT cygwin DOT com Subject: Re: Latest snapshot revamps pipe/fifo handling Message-ID: <20070716210112.GA4858@ednor.casa.cgf.cx> Reply-To: cygwin AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com References: <20070716201258 DOT GA20662 AT calimero DOT vinschen DOT de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070716201258.GA20662@calimero.vinschen.de> User-Agent: Mutt/1.5.15 (2007-04-06) Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com Delivered-To: mailing list cygwin AT cygwin DOT com On Mon, Jul 16, 2007 at 10:12:58PM +0200, Corinna Vinschen wrote: >On Jul 9 07:52, Karl M wrote: >> Hi All... >> >> >From: Christopher Faylor Subject: Latest snapshot revamps pipe/fifo >> >handling >> >Date: Sat, 7 Jul 2007 13:55:47 -0400 >> > >> >I've checked in a fairly major change to cygwin today. >> >[...] >> I tried out the July 8, 2007 snapshot cygwin1.dll and had the following >> issue (I replaced just the cygwin1.dll file). >> >> I typed ssh localhost and got as far as the login banner and then it hung >> there. The bash process started by sshd was consuming all avaliable CPU. I >> got the same result if I used ssh to login from another machine. When I >> tried two simultaneous ssh connections, the created bash processes seemed >> to share the CPU equally (by observing them in the taks manager). I use ssh >> agent forwarding in case that is relevant. > >Did you run this as administrative user or as normal, non-privileged >user? I fixed a problem in current CVS which might be the actual cause >of this hang, and which has nothing to do with cgf's pipe changes. I >found this while looking for an entirely unrelated problem, when trying >to login as non-privileged user resulted in a hang the same way you >describe it above. > >My patch solved the hang for me, but it might be something different in >your case. Please test with the next snapshot again. Thank you! I kept meaning to ask if you'd seen this. I went over and over my changes trying to see how I could have introduced something like this but I never could see anything. I also meant to ask you if I was using the security stuff correctly. Did you ever look at that? cgf -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/