Re: [PATCH] mm: fix page_mkclean_one

From: Linus Torvalds
Date: Thu Dec 28 2006 - 12:10:54 EST

On Wed, 27 Dec 2006, Gordon Farquharson wrote:
> 100kB and 200kB files always succeed on the ARM system. 400kB and
> larger always seem to fail.

Oh, wow. Yeah, I've just repressed how tiny 32MB is. And especially if you
lowered the /proc/sys/vm/dirty_ratio to a smaller percentage, I guess
400kB should be enough to cause writeback.

Ugh. I tested a 128MB machine a few weeks ago, and found it painful.

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