[bind10-dev] why is CACHE_RRSET_INIT logged twice?

[Jeremy C. Reed]

2011-08-16 11:26:40.568 INFO  [b10-resolver.resolver] RESOLVER_STARTING 
starting resolver with command line 'b10-resolver -v'
2011-08-16 11:26:40.573 DEBUG [b10-resolver.resolver] RESOLVER_CREATED 
main resolver object created
2011-08-16 11:26:40.576 DEBUG [b10-resolver.cache] CACHE_RESOLVER_INIT 
initializing resolver cache for class IN
2011-08-16 11:26:40.578 DEBUG [b10-resolver.cache] CACHE_RRSET_INIT 
initializing RRset cache for 20000 RRsets of class IN
2011-08-16 11:26:40.580 DEBUG [b10-resolver.cache] CACHE_RRSET_INIT 
initializing RRset cache for 10000 RRsets of class IN
2011-08-16 11:26:40.582 DEBUG [b10-resolver.cache] CACHE_MESSAGES_INIT 
initialized message cache for 10000 messages of class IN
2011-08-16 11:26:40.583 DEBUG [b10-resolver.cache] 
CACHE_RESOLVER_UPDATE_MSG updating message for ./NS/IN
2011-08-16 11:26:40.584 DEBUG [b10-resolver.cache] CACHE_MESSAGES_UPDATE 
updating message entry ./NS/IN
2011-08-16 11:26:40.585 DEBUG [b10-resolver.cache] CACHE_RRSET_UPDATE 
updating RRset ./NS/IN in the cache
2011-08-16 11:26:40.585 DEBUG [b10-resolver.cache] CACHE_RRSET_LOOKUP 
looking up ./NS/IN in RRset cache


Why is the CACHE_RRSET_INIT logged twice?  

Different sizes, same class. Maybe just resized after loading 
configuration?

On jabber, vorner wrote: Is it possible two caches are created?

Maybe. If so, it should kindly tell me :)