[Samba] many smbd processes when sync'ing sysvol

Alex Matthews qoole.samba at lillimoth.com
Wed May 8 03:07:17 MDT 2013


On 08/05/2013 00:43, Michael Mol wrote:
>
>
> On May 7, 2013 4:56 PM, "Alex Matthews" <qoole.samba at lillimoth.com 
> <mailto:qoole.samba at lillimoth.com>> wrote:
> >
> > Hi there,
> >
> > I have three S4 servers running as AD DCs.
> > In order to keep the sysvol share in sync I'm using crontab to run 
> the following command:
> >
> > /usr/bin/rsync -PavAX --delete 
> root@<masterPDC>:/var/lib/samba/sysvol/ /var/lib/samba/sysvol/
> >
> > However everytime this command is run a couple of extra smbd 
> processes are started on the <masterPDC> (between 2 and 5 processes) 
> which never exit and just sit there taking up resources. So, quite 
> quickly I had a system with over 500 smbd processes and no free memory 
> which very abruptly fell over and stopped serving genuine clients.
> >
> > Has anyone else come across this issue/know what is causing it?
> >
> > I have taken some level 10 logs of the smbd processes that get 
> formed. However I don't have access to them from my current location. 
> I will email them in tomorrow from work.
> >
> > Thanks,
> >
> > Alex
> > --
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>
> Are you sure those are separate processes, and not simply threads?
>
> (Apologies for brief response; sending from phone.)
>
Hi Michael!

They show up in `ps aux` as separate smbd processes. They also generate 
their own log files when I set the log file output names based on PIDs.

Thanks,

Alex


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