Re: script exits prematurely with no stderr output, but with system errors

From	Joel Goldstick <joel.goldstick@gmail.com>
Newsgroups	comp.lang.python
Subject	Re: script exits prematurely with no stderr output, but with system errors
Date	2016-03-20 17:02 -0400
Message-ID	<mailman.412.1458508179.12893.python-list@python.org> (permalink)
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On Sun, Mar 20, 2016 at 4:55 PM, Larry Martell <larry.martell@gmail.com>
wrote:

> On Sun, Mar 20, 2016 at 4:47 PM, Joel Goldstick
> <joel.goldstick@gmail.com> wrote:
> > On Sun, Mar 20, 2016 at 4:32 PM, Larry Martell <larry.martell@gmail.com>
> > wrote:
> >
> >> I have a script that I run a lot - at least 10 time every day. Usually
> >> it works fine. But sometime it just stops running with nothing output
> >> to stdout or stderr. I've been trying to debug this for a while, and
> >> today I looked in the system logs and saw this:
> >>
> >> abrt: detected unhandled Python exception in
> >> '/home/prod_user/python/make_workitem_list.py'
> >> abrtd: Directory 'pyhook-2016-03-19-22:20:43-26461' creation detected
> >> abrt-server[3688]: Saved Python crash dump of pid 26461 to
> >> /var/spool/abrt/pyhook-2016-03-19-22:20:43-26461
> >> abrtd: Executable '/home/prod_user/python/make_workitem_list.py'
> >> doesn't belong to any package and ProcessUnpackaged is set to 'no'
> >> abrtd: 'post-create' on
> >> '/var/spool/abrt/pyhook-2016-03-19-22:20:43-26461' exited with 1
> >> abrtd: Deleting problem directory
> >> '/var/spool/abrt/pyhook-2016-03-19-22:20:43-26461'
> >> abrtd: make_workitem_list: page allocation failure. order:1, mode:0x20
> >> abrtd: Pid: 31870, comm: make_workitem_list Not tainted
> >> 2.6.32-573.12.1.el6.x86_64 #1
> >>
> >> I have never seen anything like this before. Usually, if there is an
> >> unhandled exception something is dumped to stderr. Anyone have any
> >> idea what is going on? How can I get it to not delete this crash dump
> >> it mentioned? I guess I can put a big exception handler around the
> >> enter script with a traceback.
> >>
> >> This is on Red Hat Enterprise Linux Server release 6.7 (Santiago).
> >
> > Googling I found this:
> >
> http://stackoverflow.com/questions/2628901/interpreting-kernel-message-page-allocation-failure-order1
> >
> > It seems that the kernel can't allocate memory is a likely cause.
>
> Yes, I was thinking that as well about the "page allocation failure"
> message, but it's almost like there were 2 errors, the first being the
> unhandled exception. But why would it not output something to stderr?
> --
> https://mail.python.org/mailman/listinfo/python-list
>

Others may know.  Not my area of expertise.  I gleaned that it couldn't
create 2 pages of memory for the kernel.  Some of the google links show
ways to look at log files.  It was over my head!

-- 
Joel Goldstick
http://joelgoldstick.com/ <http://joelgoldstick.com/stats/birthdays>
http://cc-baseballstats.info/

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Re: script exits prematurely with no stderr output, but with system errors Joel Goldstick <joel.goldstick@gmail.com> - 2016-03-20 17:02 -0400

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