From: lamshuyin@gmail.com (Jacky Lam)
To: kernelnewbies@lists.kernelnewbies.org
Subject: Linux hibernation
Date: Tue, 15 Mar 2011 18:02:56 +0800 [thread overview]
Message-ID: <4D7F3950.5030705@gmail.com> (raw)
In-Reply-To: <AANLkTi=2EayCj5HG0+k3pmPDePMh0c=U04ra1stXLFAM@mail.gmail.com>
On 3/15/2011 3:58 PM, Mulyadi Santosa wrote:
> On Tue, Mar 15, 2011 at 14:50, Michelle Konzack
> <linux4michelle@tamay-dogan.net> wrote:
>> You have 2,75 GByte of Memory + 256 MByte of Graphic Ram right?
>>
>> If your system use the the SWAP partition to hybernate, then it will
>> fail, because it has to do a "swapoff" and write the contents of the
>> SWAP to memory.
>>
>> In clear, you are currently using
>>
>> 4096 MByte RAM + 374 MByte SWAP - 249 MByte Free
>>
>> = 4221 MByte = 4,12 GByte
>>
>> which is to much o fit into memory.
> hm, CMIIW, but I think you also count page cache above...that's
> discardable...i.e kernel will push them back into backing disc... so,
> they're not really counted... only anonymous pages, locked pages and
> similar ones which is swaped out...
>
Some pages that are not necessary to be saved are also counted.
This can be proved by doing :
echo 3 > /proc/sys/vm/drop_caches
before you hibernate. You can get smaller image size after that.
Jacky
next prev parent reply other threads:[~2011-03-15 10:02 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-14 8:19 Linux hibernation Jacky Lam
2011-03-14 10:20 ` Mandeep Sandhu
2011-03-14 11:12 ` Ozan Türkyılmaz
2011-03-14 11:24 ` Michelle Konzack
2011-03-14 12:32 ` Mandeep Sandhu
2011-03-15 7:50 ` Michelle Konzack
2011-03-15 7:58 ` Mulyadi Santosa
2011-03-15 10:02 ` Jacky Lam [this message]
2011-03-17 13:53 ` Mandeep Sandhu
2011-03-14 17:13 ` Mulyadi Santosa
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