Mail Archives: cygwin/2005/11/01/08:59:31
On Tue, Nov 01, 2005 at 08:52:33AM -0500, Volker Quetschke wrote:
>Hi!
>
>Peter Rehley wrote:
>>I have a problem where a configure script is hanging. I first saw the
>>behavior in 1.5.18, and it's still there in the latest snapshot. The
>>only machines that we are seeing it hang on are windows 2000 machines,
>>sp4, with duel pentinum 933 mhz processors, and using ssh to login to
>>the machine. I haven't been able to reproduce the problem on single
>>processor machines or when ssh is not used.
>>
>>Under 1.5.18, the hang occurred about 1 in ten times in the
>>test_configure script (provided in the bash_test.tar.bz2 file. Under
>>the latest snapshot it's about 1 in 900.
>>
>>When the hang happens it appears that a process is completed, but still
>>can be found in the process directory. The cmdline file says
>><defunct>, but the process still shows up in the process list (ps -
>>ef). If I try to clean up by killing the process, the kill command
>>says that the process doesn't exist. The only way that I can make the
>>hung process go away is by using the task manager to kill the process.
>
>Your symptoms look familiar to our OOo build hang. I'm curious if in
>your case a:
>
>$ ls /proc/<hangpid>/fd
>
>also cures the hang. (Sometimes this has to be issued several times.)
This would make it "not a regression", if so.
In fact, I did see some reports that dmake hangs in 1.5.18 in the archives.
I'm wondering if it is YA symptom of:
http://cygwin.com/ml/cygwin/2005-09/msg00923.html
since, try as I might, I can't see any way that a process would hang and
then become unstuck by performing a "ls /proc/<hangpid>/fd".
cgf
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