max-cache-size (was: no subject)

[Jason Fesler]

On Jun 20, 2008, at 1:47 AM, gagadget at free.fr wrote:

> The result is the named process uses 32 Mb of RAM when started and  
> goes to 64 Mb
> during the queryperf loop. 12 hours after having stopped the  
> queryperf loop,
> named still uses 64Mb and does not clean anything in is cache even  
> if nobody
> requests the server.


What did you send max-cache-size to?  Your memory usage, is that VZS  
or RSS?

Once an application claims memory, that memory is kept until it  
exits.  Idle pages may, at the OS's descretion, be swapped out,  
reducing the RSS size.  Also, memory is used for more than just the  
cache.