From: Mel Gorman <mgorman@suse.de>
To: Amerigo Wang <amwang@redhat.com>
Cc: linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
Andrea Arcangeli <aarcange@redhat.com>,
Mel Gorman <mel@csn.ul.ie>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Rik van Riel <riel@redhat.com>,
Johannes Weiner <hannes@cmpxchg.org>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
linux-mm@kvack.org
Subject: Re: [PATCH 2/3] mm: make the threshold of enabling THP configurable
Date: Mon, 20 Jun 2011 17:59:55 +0100 [thread overview]
Message-ID: <20110620165955.GB9396@suse.de> (raw)
In-Reply-To: <1308587683-2555-2-git-send-email-amwang@redhat.com>
On Tue, Jun 21, 2011 at 12:34:29AM +0800, Amerigo Wang wrote:
> Don't hard-code 512M as the threshold in kernel, make it configruable,
> and set 512M by default.
>
I'm not seeing the gain here either. This is something that is going to
be set by distributions and probably never by users. If the default of
512 is incorrect, what should it be? Also, the Kconfig help message has
spelling errors.
--
Mel Gorman
SUSE Labs
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next prev parent reply other threads:[~2011-06-20 17:00 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-20 16:34 [PATCH 1/3] mm: completely disable THP by transparent_hugepage=never Amerigo Wang
2011-06-20 16:34 ` [PATCH 2/3] mm: make the threshold of enabling THP configurable Amerigo Wang
2011-06-20 16:59 ` Dave Hansen
2011-06-20 17:23 ` Cong Wang
2011-06-20 16:59 ` Mel Gorman [this message]
2011-06-20 17:16 ` Cong Wang
2011-06-21 9:36 ` Mel Gorman
2011-06-22 2:41 ` Cong Wang
2011-06-22 9:16 ` Mel Gorman
2011-06-22 10:46 ` Cong Wang
2011-06-22 11:15 ` Mel Gorman
2011-06-22 12:34 ` Cong Wang
2011-06-20 16:34 ` [PATCH 3/3] mm: print information when THP is disabled automatically Amerigo Wang
2011-06-20 16:54 ` Andrea Arcangeli
2011-06-20 17:25 ` Cong Wang
2011-06-20 17:01 ` Mel Gorman
2011-06-20 17:26 ` Cong Wang
2011-06-20 19:37 ` Andrea Arcangeli
2011-06-21 9:40 ` Mel Gorman
2011-06-20 16:50 ` [PATCH 1/3] mm: completely disable THP by transparent_hugepage=never Andrea Arcangeli
2011-06-20 16:55 ` Rik van Riel
2011-06-20 17:01 ` Cong Wang
2011-06-20 19:43 ` Andrea Arcangeli
2011-06-21 3:15 ` Cong Wang
2011-06-20 16:58 ` Mel Gorman
2011-06-20 17:07 ` Cong Wang
2011-06-20 17:10 ` Rik van Riel
2011-06-20 17:19 ` Cong Wang
2011-06-20 17:28 ` Rik van Riel
2011-06-20 17:34 ` Cong Wang
2011-06-20 17:50 ` Rik van Riel
2011-06-20 18:25 ` Vivek Goyal
2011-06-20 19:21 ` Andrea Arcangeli
2011-06-21 4:08 ` Cong Wang
2011-06-21 14:43 ` Andrea Arcangeli
2011-06-22 2:56 ` Cong Wang
2011-06-22 14:22 ` Andrea Arcangeli
2011-06-21 20:01 ` Rik van Riel
2011-06-21 3:28 ` Cong Wang
2011-06-20 17:58 ` Eric B Munson
2011-06-21 3:36 ` Cong Wang
2011-06-20 17:59 ` Vivek Goyal
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