From: Minchan Kim <minchan.kim@gmail.com>
To: San Mehat <san@google.com>
Cc: "Arve Hjønnevåg" <arve@android.com>,
"Alejandro Riveira Fernández" <ariveira@gmail.com>,
swetland@google.com, linux-kernel <linux-kernel@vger.kernel.org>,
linux-mm@kvack.org
Subject: Re: android-kernel memory reclaim x20 boost?
Date: Thu, 19 Aug 2010 10:53:45 +0900 [thread overview]
Message-ID: <AANLkTingyhdHQUF4zp-xr_RMD1AJTid6m4kMUuOEH9M3@mail.gmail.com> (raw)
In-Reply-To: <AANLkTinjKK_jKm04BNmTRwq5uW8ainDcJHOXCGCmOXuD@mail.gmail.com>
On Thu, Aug 19, 2010 at 10:04 AM, San Mehat <san@google.com> wrote:
> On Wed, Aug 18, 2010 at 6:01 PM, Arve Hjønnevåg <arve@android.com> wrote:
>> On Wed, Aug 18, 2010 at 5:54 PM, Minchan Kim <minchan.kim@gmail.com> wrote:
>>> On Thu, Aug 19, 2010 at 12:26 AM, Alejandro Riveira Fernández
>>> <ariveira@gmail.com> wrote:
>>>> El Thu, 19 Aug 2010 00:18:57 +0900
>>>> Minchan Kim <minchan.kim@gmail.com> escribió:
>>>>
>>>>> Hello Android forks,
>>>> [ ... ]
>>>>>
>>>>> I saw the advertisement phrase in this[1].
>>>>>
>>>>> "Kernel Memory Management Boost: Improved memory reclaim by up to 20x,
>>>>> which results in faster app switching and smoother performance
>>>>> on memory-constrained devices."
>>>>>
>>>>> But I can't find any code for it in android kernel git tree.
>>>>
>>>> Maybe the enhancements are on the Dalvik VM (shooting in the dark here)
>>>
>>> Thanks.
>>> Android guys! Could you confirm this?
>>>
>>
>> It is more likely referring to this change:
>>
>
> There are other changes after the one mentioned that remove the
> requirement for CONFIG_PROFILING
> (and the subsequent task_struct leak that was caused by it)
>
> -san
It seems to be not a issue of mainline but only one of android lowmemkiller.
Thanks for the information, Android forks.
--
Kind regards,
Minchan Kim
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prev parent reply other threads:[~2010-08-19 1:53 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-18 15:18 android-kernel memory reclaim x20 boost? Minchan Kim
2010-08-18 15:26 ` Alejandro Riveira Fernández
2010-08-19 0:54 ` Minchan Kim
2010-08-19 1:01 ` Arve Hjønnevåg
2010-08-19 1:04 ` San Mehat
2010-08-19 1:53 ` Minchan Kim [this message]
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