From: Andrew Morton <akpm@osdl.org>
To: Shantanu Goel <sgoel01@yahoo.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [VM PATCH 2.6.6-rc3-bk5] Dirty balancing in the presence of mapped pages
Date: Tue, 4 May 2004 18:03:45 -0700 [thread overview]
Message-ID: <20040504180345.099926ec.akpm@osdl.org> (raw)
In-Reply-To: <20040505002029.11785.qmail@web12821.mail.yahoo.com>
Shantanu Goel <sgoel01@yahoo.com> wrote:
>
> Presently the kernel does not collection information
> about the percentage of memory that processes have
> dirtied via mmap until reclamation. Nothing analogous
> to balance_dirty_pages() is being done for mmap'ed
> pages. The attached patch adds collection of dirty
> page information during kswapd() scans and initiation
> of background writeback by waking up bdflush.
And what were the effects of this patch?
Did you consider propagating the pte dirtiness into the pageframe within
page_referenced(), while we're there?
next prev parent reply other threads:[~2004-05-05 1:01 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-05-05 0:20 Shantanu Goel
2004-05-05 1:03 ` Andrew Morton [this message]
2004-05-05 2:16 ` Nick Piggin
2004-05-05 2:57 ` Andrew Morton
2004-05-05 3:16 ` Nick Piggin
2004-05-05 3:24 ` Nick Piggin
2004-05-09 17:24 ` Bill Davidsen
2004-05-05 4:31 ` Shantanu Goel
2004-05-05 5:25 ` Andrew Morton
2004-05-05 16:56 ` Nikita Danilov
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