Peng Du <imdup...@gmail.com> wrote:

> Hello, experts
>
> I have a question about syscall "madvise" 
> (http://docs.sun.com/app/docs/doc/816-5168/madvise-3c?a=view). I want to know 
> whether MADV_WILLNEED  and MADV_DONTNEED will affect pageout decisions. In my 
> intuition, page scanner should try to keep MADV_WILLNEED pages in physical 
> memory, and prefer MADV_DONTNEED pages for swapping out. 

I tried to use this 10 years ago in order to make star faster to no avail.
I would like to see a way to tell Solaris to do read aheads but to remove 
anything from the cache after it was read once.

Jörg

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