Re: classzone-VM + mapped pages out of lru_cache

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Andrea Arcangeli wrote:
>
> As somebody noticed classzone-18 had a deadlock condition. It was due a
> silly bug and I fixed it in the new classzone-22:
>
> ftp://ftp.us.kernel.org/pub/linux/kernel/people/andrea/patches/v2.3/2.3.99-pre7-pre4/classzone-22.gz
>
> This new one also doesn't allow read(2) to see the page that we're going
> to drop from truncate(2). There are no other changes. It's against
> 2.3.99-pre7-pre4.
>
> Andrea

pre7-4 + classzone-22 is running very well here. It has handled
everything
I have thrown at it so far. Good work!

I moved back to XFree 3.3.6 and all problems are gone.

I still see small but consistent swapouts during I/O load. Is this
correct
behaviour? And are the VM tuning params in /proc functional again?

Thanks again,
Shane

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