os-bsdi/231: child process dump core

[Bradley White <br...@lightspeed.net>]

	The contract type is `' with a response time of 3 business hours.
	A first analysis should be sent before: Thu Mar 13 11:00:00 PST 1997


>Number:         231
>Category:       os-bsdi
>Synopsis:       child process dump core
>Confidential:   no
>Severity:       critical
>Priority:       medium
>Responsible:    apache (Apache HTTP Project)
>State:          open
>Class:          sw-bug
>Submitter-Id:   apache
>Arrival-Date:   Wed Mar 12 20:50:00 1997
>Originator:     brad@lightspeed.net
>Organization:
apache
>Release:        1.2b7
>Environment:
BSDI 2.1 Fully Patched and BSDI 3.0 dist.  gcc is the compiler 
>Description:
When configuring Apache for more than 125 virtual hosts that use one single 
ip address http1.1 style, the child process start dumping core.  It's 
interesting that the parent process does not dump core.  The syptoms of this are
are web pages that should be working, coming up as either connection reset by
peer or document contains no data.  A check of the error_log while this is going
on shows the child process giving out a segment violation.
>How-To-Repeat:
Configure a bsd/os server with 126 or more virtual web servers http1.1 style.  
We are unable to test with any other OS at this time.
>Fix:
N
>Audit-Trail:
>Unformatted:

Re: os-bsdi/231: child process dump core

[Dean Gaudet <dg...@arctic.org>]

This is almost certainly because you've run out of file descriptors. 
However it'd be nice to know where we're dumping core without exiting
gracefully.  If you could provide a stack trace that'd be great. 

Dean

On Wed, 12 Mar 1997, Bradley White wrote:

> 
> 	The contract type is `' with a response time of 3 business hours.
> 	A first analysis should be sent before: Thu Mar 13 11:00:00 PST 1997
> 
> 
> >Number:         231
> >Category:       os-bsdi
> >Synopsis:       child process dump core
> >Confidential:   no
> >Severity:       critical
> >Priority:       medium
> >Responsible:    apache (Apache HTTP Project)
> >State:          open
> >Class:          sw-bug
> >Submitter-Id:   apache
> >Arrival-Date:   Wed Mar 12 20:50:00 1997
> >Originator:     brad@lightspeed.net
> >Organization:
> apache
> >Release:        1.2b7
> >Environment:
> BSDI 2.1 Fully Patched and BSDI 3.0 dist.  gcc is the compiler 
> >Description:
> When configuring Apache for more than 125 virtual hosts that use one single 
> ip address http1.1 style, the child process start dumping core.  It's 
> interesting that the parent process does not dump core.  The syptoms of this are
> are web pages that should be working, coming up as either connection reset by
> peer or document contains no data.  A check of the error_log while this is going
> on shows the child process giving out a segment violation.
> >How-To-Repeat:
> Configure a bsd/os server with 126 or more virtual web servers http1.1 style.  
> We are unable to test with any other OS at this time.
> >Fix:
> N
> >Audit-Trail:
> >Unformatted:
> 
> 
>