multiple named processes

Pete Ehlke pde at ehlke.net
Wed Mar 27 19:50:41 UTC 2002


On Wed, Mar 27, 2002 at 07:25:18PM +0000, silo105 wrote:
> I have chroot dns internal and external on one system. I have redhat 7.1 and
> when named is started it produces
> 5 processes for the internal and 5 processes for the external of the named
> daemon.  
> 
No, It didn't. From the FAQ that comes with bind9:

Q: Why do I see 5 (or more) copies of named on Linux?

A: Linux threads each show up as a process under ps.  The approximate
number of threads running is n+4, where n is the number of CPUs.  Note
that the amount of memory used is not cumulative; if each process is using
10M of memory, only a total of 10M is used.

> Using bind 9.1
> 
Upgrade, please. 9.1 is significantly past its sell-by date.

Doug Barton: The "BIND9 runs 5 copies of itself!" thing seems like a
prime candidate for the FAQ.

-Pete
-- 
"religious fanatics are not part of my desired user base." 
- djb at cr.yp.to


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