Re: smtp dying

[Victor Duchovni <Victor.Duchovni@xxxxxxxxxxxxxxxxx>]

On Wed, Sep 01, 2004 at 10:06:48AM +0200, Pavel Urban wrote:

> >Hello,
> >
> >from time to time, these lines appear in my logs:
> >
> >Aug 31 00:44:29 smtp-out1 postfix/qmgr[23779]: warning: premature 
> >end-of-input on private/smtp socket while reading input attribute name
> >Aug 31 00:44:29 smtp-out1 postfix/qmgr[23779]: warning: private/smtp 
> >socket: malformed response
> >Aug 31 00:44:29 smtp-out1 postfix/qmgr[23779]: warning: transport smtp 
> >failure -- see a previous warning/fatal/panic logfile record for the 
> >problem description
> >Aug 31 00:44:29 smtp-out1 postfix/master[23775]: warning: process 
> >/usr/libexec/postfix/smtp pid 13121 killed by signal 6
> >
> >Seems like smtp process is dying with signal 6 or 11. That is strange, 
> >because it happens on two machines that were running previous versions 
> >happily, without problem. Is it possible to instruct Postfix to dump 
> >core? Or can you suggest another debugging method? The problem is that 
> >these machines are quite loaded and the problem occures infrequently.
> >
> >My system is RH Linux 3 ES, Postfix re-compiled from S.J.Mudd's SRPM, 
> >version 2.1.3-2, with pcre, sasl2 and tls support (I know that this is 
> >not 'officialy' supported...)
> >
> 
> Too bad, the newest RPM exhibits the same behaviour. Anybody else seen 
> problems with TLS-enabled Postfix on RH ES 3?
> 

The only way to get at the real problem is to get a stack trace.

	http://www.postfix.org/DEBUG_README.html
	http://www.postfix.org/postconf.5.html#debugger_command

read about the "-D" switch, some familiarity with Unix debuggers
required...

-- 
	Viktor.

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