Upgraded to 4.67.6, MailScanner scans a batch then hangs at 100 percent CPU

[Steve Crumley]

> -----Original Message-----
> From: mailscanner-bounces at lists.mailscanner.info 
> [mailto:mailscanner-bounces at lists.mailscanner.info] On Behalf 
> Of Glenn Steen
> Sent: Tuesday, March 11, 2008 1:21 PM
> To: MailScanner discussion
> Subject: Re: Upgraded to 4.67.6,MailScanner scans a batch 
> then hangs at 100 percent CPU
> 
> On 11/03/2008, Steve Crumley <scrumley at secure-enterprise.com> wrote:
> >
> >
> >  > -----Original Message-----
> >  > From: mailscanner-bounces at lists.mailscanner.info
> >  > [mailto:mailscanner-bounces at lists.mailscanner.info] On Behalf
> >  > Of --[ UxBoD ]--
> >
> > > Sent: Tuesday, March 11, 2008 11:29 AM
> >  > To: MailScanner discussion
> >  > Subject: Re: Upgraded to 4.67.6, MailScanner scans a batch
> >  > then hangs at 100 percent CPU
> >  >
> >
> > > do you have strace installed on the server ? if so when the
> >  > process is running at 100% CPU connect to it and see what it
> >  > is doing.  I had this before, but for the life of me I cannot
> >  > remember what I changed to fix it :(
> >  >
> >  > Things to check :-
> >  >
> >  > 1) Permissions, are they all correct
> >  > 2) Check MailScanner.conf again just to make sure no typos
> >  >
> >  > Regards,
> >  >
> >  > --
> >
> >
> > Here is the output from strace:
> >
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >  waitpid(-1, 0xbff09448, WNOHANG)        = 0
> >
> >
> >
> >
> >  The system had been running fine for over a year, I can't find any
> >  permission or setting change thats doing this, but I could be
> >  overlooking something.
> >  Thanks,
> >  -Steve
> >
> Could perhaps be a busted SQLite SA cache? What does analyse_s<TAB> (I
> don't remember if it is sacache or spamassassin_cache ... the command
> completion should take care of it:-) say? If it looks fishy, simply
> delete the SA cache file and restart MS.
> 
> You've run MailScanner --lint, right? Nothing obvious from that?
> 
> Oh, and what av scanners do you use? Obviously not clamavmodule, but
> perhaps clamav or clamd? are those OK?
> 
> Cheers
> -- 
> -- Glenn
> email: glenn < dot > steen < at > gmail < dot > com
> work: glenn < dot > steen < at > ap1 < dot > se
> -- 
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> 


analyse_SpamAssassin_cache looks clean, MailScanner --lint is clean too.
I'm running clamd for AV but I've set virus scanning to no while working
on this.
Thanks,
-Steve