bind-9.10.0-P2 memory leak?

Thomas Schulz schulz at adi.com
Tue Sep 9 14:14:36 UTC 2014


> Hello
> 
> I recently upgraded my authoritative nameservers to bind-9.10.0-P2 and 
> after a while one of them ended up using all its swap and the named 
> process got killed. The other servers are seeing similar behaviour, but 
> I restarted named on all of them to postpone further crashes.
> 
> I am using rate-limiting as well DLZ with PostgreSQL. The server has two 
> views. The operating system is FreeBSD 8.4.
> 
> My configuration:
> http://borderworlds.dk/~xi/named-leak/named.conf
> 
> Log of the memory usage:
> http://borderworlds.dk/~xi/named-leak/named-mem-usage.log
> 
> As you can see, in less than a week, named has grown more than 900MB in 
> size.
> 
> Is anyone else experiencing something similar?
> 
> If I need to provide more information, I will be happy to do so.
> 
> -- 
> Christian Laursen

What version did you upgrade from? I am seeing bind 9.9.5 and 9.9.6
grow without any evidence that it will ever stop. See my mail to this
list with the subject "Re: Process size versus cache size." Mine is
growing slower than yours, but it is now up to 548 MB.

Tom Schulz
Applied Dynamics Intl.
schulz at adi.com


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