cvs commit: src/sys/amd64/amd64 pmap.c src/sys/amd64/include pmap.h

Alan Cox alc at cs.rice.edu
Mon Apr 3 21:58:24 UTC 2006


Peter Wemm wrote:

>peter       2006-04-03 21:36:01 UTC
>
>  FreeBSD src repository
>
>  Modified files:
>    sys/amd64/amd64      pmap.c 
>    sys/amd64/include    pmap.h 
>  Log:
>  Shrink the amd64 pv entry from 48 bytes to about 24 bytes.  On a machine
>  with large mmap files mapped into many processes, this saves hundreds of
>  megabytes of ram.
>  
>
[snip]

Have you run any performance tests?

Alan




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