Re: Memory needed for hibernation too much

[胡洪兵 <huhb@lemote.com>]

于 11/02/28 11:04, Jacky Lam 写道:
> On 2/28/2011 9:55 AM, 胡洪兵 wrote:
>> 于 11/02/28 9:03, Jacky Lam 写道:
>>> I create a 300GB swap space (just use up the remaining space in disk, no
>>> special reason). Is that a problem?
>>>
>>
>> You could try to change the memory model to "Sparese Memory".
>>
>> Kernel type --->
>> Memory model (Sparse Memory) --->
>
> My system memory only has 1 node of continuous memory. Any reason for that?
>
The memory address space is not continuous in some cpus, so I suggest to 
change the memory model.

I guess that your system is continuous, so only 1 node is show.

> Jacky
>
>>
>>> Jacky
>>>
>>> On 2/25/2011 4:12 PM, Geert Uytterhoeven wrote:
>>>> On Fri, Feb 25, 2011 at 04:56, Jacky Lam<lamshuyin@gmail.com> wrote:
>>>>> I try the hibernation feature with my MIPS box which has 128MB RAM.
>>>>> After
>>>>> boot up, it remains to have 110MB something. Then I mount ramfs on a
>>>>> directory, create a file 100MB from /dev/urandom and enter
>>>>> hibernation. The
>>>>> process failed because of no memory. Then, I continue to cut the data
>>>>> file
>>>>> size and not success until 20MB.
>>>>>
>>>>> I want to make sure if it is an expected behavior or I am doing some
>>>>> wrong?
>>>> How large is your swapspace? Hibernation needs space on swap to store
>>>> the contents
>>>> of RAM (that cannot be loaded again from somewhere else).
>>>>
>>>> Gr{oetje,eeting}s,
>>>>
>>>> Geert
>>>>
>>>> --
>>>> Geert Uytterhoeven -- There's lots of Linux beyond ia32 --
>>>> geert@linux-m68k.org
>>>>
>>>> In personal conversations with technical people, I call myself a
>>>> hacker. But
>>>> when I'm talking to journalists I just say "programmer" or something
>>>> like that.
>>>> -- Linus Torvalds
>>>>
>>>
>>>
>>>
>>
>>
>
>
>


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