hallmann@ahatec.de wrote:

> sysctl -w vm.filemin=0
> sysctl -w vm.filemax=1
> 
> helps a lot an machines with memory shortage (nowadays)
> 
> You can watch the effect with top.

As you can see in systat output, there is no paging so it isn't
memory shortage, but shortage of "Page Map Entry Group" in MMU.

http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/arch/sparc/sparc/machdep.c#rev1.230
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Izumi Tsutsui