Process size.

[Sergey Chumakov]

На Thu, 14 Aug 2008 00:44:30 -0700
Jeremy Chadwick <koitsu at FreeBSD.org> записано:

> On Thu, Aug 14, 2008 at 09:30:00AM +0300, Sergey Chumakov wrote:
> > Hello,
> > 
> > FreeBSD 7.0-RELEASE-p3 #3
> > 
> > $top
> > ...
> >   PID USERNAME  THR PRI NICE   SIZE    RES STATE  C   TIME   WCPU COMMAND
> > 36032 root     2838  44    0  1917M  1493M ucond  0 406:39  3.03% CGServer
> > ...
> > 
> > $cat /boot/loader.conf.local
> > ...
> > kern.maxdsiz="1073741824"
> > kern.maxssiz="134217728"
> > kern.dfldsiz="1073741824"
> > 
> > $limits
> > Resource limits (current):
> > ...
> >   datasize          1048576 kB
> >   stacksize          131072 kB
> > 
> > How and why is it possible for process to grow up to 1493M and even
> > more? I suppose, it will be able to eat all available system memory (was
> > killed).
> 
> Do resource limits apply to root?

Yes, of course.

> 
> I wonder if it's an issue of calculation in top; top might be including
> page sizes and other VM-related things, while limits datasize and stacksize
> may only be specific to those allocated amounts.
> 
> If this machine was running RELENG_7 (STABLE), it would have procstat,
> which could help discern where the "extra" memory is.
> 
> Also: is this i386 or amd64?
> 

i386

-- 
Sincerely,

Sergey Chumakov