httpd-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Andre Breiler <and...@rd.bbc.co.uk>
Subject Re: ap2 , parent process in worker mpm dies under load
Date Mon, 03 Mar 2003 15:13:46 GMT
Hi

On Mon, 3 Mar 2003, Jeff Trawick wrote:

> Andre Breiler wrote:
> >
> > On Sun, 2 Mar 2003, Jeff Trawick wrote:
> >
> > >Andre Breiler wrote:
> > >
> > >
> > >>the ap2 (2.0.43) parent process dies (but childs arn't) under load.
> > >>This is with worker mpm on solaris 8 (multiprocessor).
> 
> ...
> 
> > --- snip 1 ---
> > program terminated by signal BUS (Bus Error)
> > 0xffffffff7ee2c880:
> > Current function is ap_wait_or_timeout
> >   222       rv = apr_proc_wait_all_procs(ret, exitcode, status, 
> > APR_NOWAIT, p);
> > (/tool/lang9.1/SUNWspro/bin/../WS6U2/bin/sparcv9/dbx) where
> >   [1] 0xffffffff7ee2c880(0xffffffff0000080e, 0xffffffff00000836, 
> > 0xffffffff0000083a, 0x1, 0x100133e58, 0x0), at 0xffffffff7ee2c87f
> > =>[2] ap_wait_or_timeout(status = 0xffffffff0000083a, exitcode = 
> > 0xffffffff00000836, ret = 0xffffffff0000080e, p = 0x100133e58), line 
> > 222 in "mpm_common.c"
> > dbx: warning: invalid frame pointer
> > --- snap core.httpd.323.u0 ---
> 
> Can you reproduce the problem in 32-bit mode?

Yes but I don't have 32bit cores left so if you need them I'll see to get
some.

> If you run pstack on the core, does it display something similar?

Yes:
--- snip ---
core '../cores/core.httpd.323.u0' of 323:       /usr/local/apache2/bin/httpd -f /etc/httpd2.conf
 ffffffff7ee2c880 apr_proc_wait_all_procs (ffffffff0000080e, ffffffff00000836, ffffffff0000083a,
1, 100133e58, 0) + 50
 00000001000802f0 ap_wait_or_timeout (ffffffff0000083a, ffffffff00000836, ffffffff0000080e,
100133e58, 100167508, 0) + b8
 0000000100063430 server_main_loop (3c0000003f, 410000003d, 3e00000003, 0, 700000043, 800000002)
+ 98
--- snap ---

Thanx,
 Andre'
-- 
Andre' Breiler              | Tel: +44 (0) 1628 407777
BBC Internet Services       | URL: http://support.bbc.co.uk
Maiden House, Vanwell Road  |
Maidenhead, SL6 4UB         | Mail me if possible. And use a Subject line.


Mime
View raw message