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From: Randolph Chung <randolph@tausq.org>
To: John David Anglin <dave@hiauly1.hia.nrc.ca>
Cc: parisc-linux@lists.parisc-linux.org
Subject: Re: [parisc-linux] pthread problems - test program
Date: Sun, 3 Apr 2005 17:53:48 -0700	[thread overview]
Message-ID: <20050404005348.GI8921@tausq.org> (raw)
In-Reply-To: <200504032024.j33KOXcu018402@hiauly1.hia.nrc.ca>

In reference to a message from John David Anglin, dated Apr 03:
> > The test program is in cvs in the userspace repository. It's called
> > thread_test2.c. It creates threads one at a time, and uses condition
> > variables for synchronization. On hppa the program will hang after some
> > time, and ps shows a lot of zombie processes. On x86 the program runs as
> > expected and there are no zombies.
> 
> I see threadfunc uses waitpid.  This is the same syscall that seems
> to cause problems with expect (zombie expect child and parent waiting
> for signal that never comes).

This is very similar to what happens with my test program.

Running this under gdb is kind of amusing. gdb gets quite confused...

randolph
-- 
Randolph Chung
Debian GNU/Linux Developer, hppa/ia64 ports
http://www.tausq.org/
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  reply	other threads:[~2005-04-04  0:53 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-04-03 14:32 [parisc-linux] pthread problems - test program Randolph Chung
2005-04-03 19:07 ` John David Anglin
2005-04-03 20:24 ` John David Anglin
2005-04-04  0:53   ` Randolph Chung [this message]
2005-04-03 20:41 ` John David Anglin
2005-04-04  0:50   ` Randolph Chung
2005-04-05  0:00     ` Carlos O'Donell
2005-04-05  0:02     ` Carlos O'Donell
2005-04-05  6:00       ` Carlos O'Donell
2005-04-06 20:12         ` John David Anglin
2005-04-06 20:25           ` Carlos O'Donell
2005-04-06 20:52             ` John David Anglin
2005-04-06 20:28           ` Carlos O'Donell
2005-04-07  2:45           ` John David Anglin
2005-04-08  2:56             ` John David Anglin
2005-04-08 21:29               ` Carlos O'Donell
2005-04-08 22:54                 ` John David Anglin
     [not found]                   ` <20050409055852.GM1833@baldric.uwo.ca>
2005-04-09  6:37                     ` Carlos O'Donell
2005-04-09 14:44                       ` John David Anglin
2005-04-09 14:48                         ` Randolph Chung
2005-04-09 23:44                       ` John David Anglin
2005-04-15 14:16                         ` Carlos O'Donell
2005-04-15 15:48                           ` John David Anglin
2005-04-09  0:13                 ` John David Anglin
2005-04-09  6:38                   ` Carlos O'Donell
2005-04-09 15:01                     ` John David Anglin
2005-04-15 14:16                       ` Carlos O'Donell
2005-04-06  1:21     ` John David Anglin
2005-04-06  4:59       ` Carlos O'Donell
2005-04-06  8:42         ` John David Anglin
2005-04-06 16:11           ` John David Anglin
2005-04-06 18:13             ` Carlos O'Donell
2005-04-06 18:37               ` John David Anglin
2005-04-06 19:36                 ` Carlos O'Donell
2005-04-06 19:36                 ` Carlos O'Donell
2005-04-05  9:28 ` [parisc-linux] some other small bitops.h suggestion? Joel Soete
2005-04-13  6:14   ` Grant Grundler
2005-04-13  6:58     ` Joel Soete
2005-04-13 17:47   ` Grant Grundler
     [not found]     ` <20050414013105.GB17749@tausq.org>
2005-04-14  1:33       ` Randolph Chung
2005-04-14  5:07       ` Grant Grundler
2005-04-14 14:39         ` John David Anglin
2005-04-15 19:27           ` Grant Grundler
2005-04-15 21:41             ` John David Anglin
2005-04-16 17:27               ` Grant Grundler

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