Followup On Perl Dumping Core

Tim Daneliuk tundra at tundraware.com
Fri Jun 18 19:21:40 UTC 2010


On 6/18/2010 2:09 PM, Matthew Seaman wrote:
> On 18/06/2010 19:56:26, Tim Daneliuk wrote:
>> I should mention that I don't think it is actually "dumping core".
>> It's just reporting the problem in /var/log/messages...
> 
> You'll only get a core file if the current working directory of the
> process is writable by the process.  Normally.  There are various
> sysctls you can use to affect core-dumping:
> 
> kern.corefile: process corefile name format string
> kern.coredump: Enable/Disable coredumps
> kern.sugid_coredump: Enable coredumping set user/group ID processes
> 
> See core(5). It is possible to set kern.corefile to an absolute path --
> eg /tmp/%N.core -- to always record corefiles in a writable directory.
> Also, look at setrlimit values for the maximum size core file permitted.
> 
> 	Cheers,
> 
> 	Matthew
> 


Well ... I've figured out what's causing it, but I still don't know why.  This
is caused when '/usr/local/etc/rc.d/mailscanner restart' is issued from a script
I run to reset the mail system.  However, it does not happen every time ... go
figure.

---
Tim Daneliuk     tundra at tundraware.com
PGP Key:         http://www.tundraware.com/PGP/



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